Uses of Annotation Interface
io.reactivex.rxjava3.annotations.SchedulerSupport

Packages that use SchedulerSupport

Package	Description
io.reactivex.rxjava3.core	Base reactive classes: Flowable, Observable, Single, Maybe and Completable; base reactive consumers; other common base interfaces.
io.reactivex.rxjava3.flowables	Classes supporting the Flowable base reactive class: ConnectableFlowable and GroupedFlowable.
io.reactivex.rxjava3.observables	Classes supporting the Observable base reactive class: ConnectableObservable and GroupedObservable.
io.reactivex.rxjava3.parallel	Contains the base type ParallelFlowable, a sub-DSL for working with Flowable sequences in parallel.
io.reactivex.rxjava3.processors	Classes representing so-called hot backpressure-aware sources, aka processors, that implement the FlowableProcessor class, the Reactive Streams Processor interface to allow forms of multicasting events to one or more subscribers as well as consuming another Reactive Streams Publisher.

Uses of SchedulerSupport in io.reactivex.rxjava3.core

Methods in io.reactivex.rxjava3.core with annotations of type SchedulerSupport

Modifier and Type	Method	Description
final @NonNull Single<Boolean>	Flowable.all(@NonNull Predicate<? super @NonNull T> predicate)	Returns a Single that emits a Boolean that indicates whether all of the items emitted by the current Flowable satisfy a condition.
final @NonNull Single<Boolean>	Observable.all(@NonNull Predicate<? super @NonNull T> predicate)	Returns a Single that emits a Boolean that indicates whether all of the items emitted by the current Observable satisfy a condition.
static @NonNull Completable	Completable.amb(@NonNull Iterable<@NonNull ? extends CompletableSource> sources)	Returns a Completable which terminates as soon as one of the source Completables in the Iterable sequence terminates (normally or with an error) and disposes all other Completables.
static <@NonNull T> @NonNull Flowable<T>	Flowable.amb(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Mirrors the one Publisher in an Iterable of several Publishers that first either emits an item or sends a termination notification.
static <@NonNull T> @NonNull Maybe<T>	Maybe.amb(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Runs multiple MaybeSources provided by an Iterable sequence and signals the events of the first one that signals (disposing the rest).
static <@NonNull T> @NonNull Observable<T>	Observable.amb(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources)	Mirrors the one ObservableSource in an Iterable of several ObservableSources that first either emits an item or sends a termination notification.
static <@NonNull T> @NonNull Single<T>	Single.amb(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Runs multiple SingleSources and signals the events of the first one that signals (disposing the rest).
static @NonNull Completable	Completable.ambArray(@NonNull CompletableSource... sources)	Returns a Completable which terminates as soon as one of the source Completables terminates (normally or with an error) and disposes all other Completables.
static <@NonNull T> @NonNull Flowable<T>	Flowable.ambArray(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Mirrors the one Publisher in an array of several Publishers that first either emits an item or sends a termination notification.
static <@NonNull T> @NonNull Maybe<T>	Maybe.ambArray(@NonNull MaybeSource<? extends @NonNull T>... sources)	Runs multiple MaybeSources and signals the events of the first one that signals (disposing the rest).
static <@NonNull T> @NonNull Observable<T>	Observable.ambArray(@NonNull ObservableSource<? extends @NonNull T>... sources)	Mirrors the one ObservableSource in an array of several ObservableSources that first either emits an item or sends a termination notification.
static <@NonNull T> @NonNull Single<T>	Single.ambArray(@NonNull SingleSource<? extends @NonNull T>... sources)	Runs multiple SingleSources and signals the events of the first one that signals (disposing the rest).
final @NonNull Completable	Completable.ambWith(@NonNull CompletableSource other)	Returns a Completable that emits the a terminated event of either this Completable or the other CompletableSource, whichever fires first.
final @NonNull Flowable<T>	Flowable.ambWith(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> other)	Mirrors the Publisher (current or provided) that first either emits an item or sends a termination notification.
final @NonNull Maybe<T>	Maybe.ambWith(@NonNull MaybeSource<? extends @NonNull T> other)	Mirrors the MaybeSource (current or provided) that first signals an event.
final @NonNull Observable<T>	Observable.ambWith(@NonNull ObservableSource<? extends @NonNull T> other)	Mirrors the current Observable or the other ObservableSource provided of which the first either emits an item or sends a termination notification.
final @NonNull Single<T>	Single.ambWith(@NonNull SingleSource<? extends @NonNull T> other)	Signals the event of this or the other SingleSource whichever signals first.
final @NonNull Completable	Completable.andThen(@NonNull CompletableSource next)	Returns a Completable that first runs this Completable and then the other CompletableSource.
final <@NonNull T> @NonNull Maybe<T>	Completable.andThen(@NonNull MaybeSource<@NonNull T> next)	Returns a Maybe which will subscribe to this Completable and once that is completed then will subscribe to the next MaybeSource.
final <@NonNull T> @NonNull Observable<T>	Completable.andThen(@NonNull ObservableSource<@NonNull T> next)	Returns an Observable which will subscribe to this Completable and once that is completed then will subscribe to the next ObservableSource.
final <@NonNull T> @NonNull Single<T>	Completable.andThen(@NonNull SingleSource<@NonNull T> next)	Returns a Single which will subscribe to this Completable and once that is completed then will subscribe to the next SingleSource.
final <@NonNull T> @NonNull Flowable<T>	Completable.andThen(@NonNull org.reactivestreams.Publisher<@NonNull T> next)	Returns a Flowable which will subscribe to this Completable and once that is completed then will subscribe to the next Publisher.
final @NonNull Single<Boolean>	Flowable.any(@NonNull Predicate<? super @NonNull T> predicate)	Returns a Single that emits true if any item emitted by the current Flowable satisfies a specified condition, otherwise false.
final @NonNull Single<Boolean>	Observable.any(@NonNull Predicate<? super @NonNull T> predicate)	Returns a Single that emits true if any item emitted by the current Observable satisfies a specified condition, otherwise false.
final void	Completable.blockingAwait()	Subscribes to and awaits the termination of this Completable instance in a blocking manner and rethrows any exception emitted.
final boolean	Completable.blockingAwait(long timeout, @NonNull TimeUnit unit)	Subscribes to and awaits the termination of this Completable instance in a blocking manner with a specific timeout and rethrows any exception emitted within the timeout window.
final T	Flowable.blockingFirst()	Returns the first item emitted by this Flowable, or throws NoSuchElementException if it emits no items.
final T	Flowable.blockingFirst(@NonNull T defaultItem)	Returns the first item emitted by this Flowable, or a default value if it emits no items.
final T	Observable.blockingFirst()	Returns the first item emitted by the current Observable, or throws NoSuchElementException if it emits no items.
final T	Observable.blockingFirst(@NonNull T defaultItem)	Returns the first item emitted by the current Observable, or a default value if it emits no items.
final void	Flowable.blockingForEach(@NonNull Consumer<? super @NonNull T> onNext)	Consumes the current Flowable in a blocking fashion and invokes the given Consumer with each upstream item on the current thread until the upstream terminates.
final void	Flowable.blockingForEach(@NonNull Consumer<? super @NonNull T> onNext, int bufferSize)	Consumes the current Flowable in a blocking fashion and invokes the given Consumer with each upstream item on the current thread until the upstream terminates.
final void	Observable.blockingForEach(@NonNull Consumer<? super @NonNull T> onNext)	Consumes the current Observable in a blocking fashion and invokes the given Consumer with each upstream item on the current thread until the upstream terminates.
final void	Observable.blockingForEach(@NonNull Consumer<? super @NonNull T> onNext, int capacityHint)	Consumes the current Observable in a blocking fashion and invokes the given Consumer with each upstream item on the current thread until the upstream terminates.
final T	Maybe.blockingGet()	Waits in a blocking fashion until the current Maybe signals a success value (which is returned), null if completed or an exception (which is propagated).
final T	Maybe.blockingGet(@NonNull T defaultValue)	Waits in a blocking fashion until the current Maybe signals a success value (which is returned), defaultValue if completed or an exception (which is propagated).
final T	Single.blockingGet()	Waits in a blocking fashion until the current Single signals a success value (which is returned) or an exception (which is propagated).
final @NonNull Iterable<T>	Flowable.blockingIterable()	Converts this Flowable into an Iterable.
final @NonNull Iterable<T>	Flowable.blockingIterable(int bufferSize)	Converts this Flowable into an Iterable.
final @NonNull Iterable<T>	Observable.blockingIterable()	Exposes the current Observable as an Iterable which, when iterated, subscribes to the current Observable and blocks until the current Observable emits items or terminates.
final @NonNull Iterable<T>	Observable.blockingIterable(int capacityHint)	Exposes the current Observable as an Iterable which, when iterated, subscribes to the current Observable and blocks until the current Observable emits items or terminates.
final T	Flowable.blockingLast()	Returns the last item emitted by this Flowable, or throws NoSuchElementException if this Flowable emits no items.
final T	Flowable.blockingLast(@NonNull T defaultItem)	Returns the last item emitted by this Flowable, or a default value if it emits no items.
final T	Observable.blockingLast()	Returns the last item emitted by the current Observable, or throws NoSuchElementException if the current Observable emits no items.
final T	Observable.blockingLast(@NonNull T defaultItem)	Returns the last item emitted by the current Observable, or a default value if it emits no items.
final @NonNull Iterable<T>	Flowable.blockingLatest()	Returns an Iterable that returns the latest item emitted by this Flowable, waiting if necessary for one to become available.
final @NonNull Iterable<T>	Observable.blockingLatest()	Returns an Iterable that returns the latest item emitted by the current Observable, waiting if necessary for one to become available.
final @NonNull Iterable<T>	Flowable.blockingMostRecent(@NonNull T initialItem)	Returns an Iterable that always returns the item most recently emitted by this Flowable.
final @NonNull Iterable<T>	Observable.blockingMostRecent(@NonNull T initialItem)	Returns an Iterable that always returns the item most recently emitted by the current Observable.
final @NonNull Iterable<T>	Flowable.blockingNext()	Returns an Iterable that blocks until this Flowable emits another item, then returns that item.
final @NonNull Iterable<T>	Observable.blockingNext()	Returns an Iterable that blocks until the current Observable emits another item, then returns that item.
final T	Flowable.blockingSingle()	If this Flowable completes after emitting a single item, return that item, otherwise throw a NoSuchElementException.
final T	Flowable.blockingSingle(@NonNull T defaultItem)	If this Flowable completes after emitting a single item, return that item; if it emits more than one item, throw an IllegalArgumentException; if it emits no items, return a default value.
final T	Observable.blockingSingle()	If the current Observable completes after emitting a single item, return that item, otherwise throw a NoSuchElementException.
final T	Observable.blockingSingle(@NonNull T defaultItem)	If the current Observable completes after emitting a single item, return that item; if it emits more than one item, throw an IllegalArgumentException; if it emits no items, return a default value.
final @NonNull Stream<T>	Flowable.blockingStream()	Creates a sequential Stream to consume or process this Flowable in a blocking manner via the Java Stream API.
final @NonNull Stream<T>	Flowable.blockingStream(int prefetch)	Creates a sequential Stream to consume or process this Flowable in a blocking manner via the Java Stream API.
final @NonNull Stream<T>	Observable.blockingStream()	Creates a sequential Stream to consume or process the current Observable in a blocking manner via the Java Stream API.
final @NonNull Stream<T>	Observable.blockingStream(int capacityHint)	Creates a sequential Stream to consume or process the current Observable in a blocking manner via the Java Stream API.
final void	Completable.blockingSubscribe()	Subscribes to the current Completable and blocks the current thread until it terminates.
final void	Completable.blockingSubscribe(@NonNull CompletableObserver observer)	Subscribes to the current Completable and calls the appropriate CompletableObserver method on the current thread.
final void	Completable.blockingSubscribe(@NonNull Action onComplete)	Subscribes to the current Completable and calls given onComplete callback on the current thread when it completes normally.
final void	Completable.blockingSubscribe(@NonNull Action onComplete, @NonNull Consumer<? super Throwable> onError)	Subscribes to the current Completable and calls the appropriate callback on the current thread when it terminates.
final void	Flowable.blockingSubscribe()	Runs the current Flowable to a terminal event, ignoring any values and rethrowing any exception.
final void	Flowable.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onNext)	Subscribes to the source and calls the given callbacks on the current thread.
final void	Flowable.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onNext, int bufferSize)	Subscribes to the source and calls the given callbacks on the current thread.
final void	Flowable.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError)	Subscribes to the source and calls the given callbacks on the current thread.
final void	Flowable.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, int bufferSize)	Subscribes to the source and calls the given callbacks on the current thread.
final void	Flowable.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete)	Subscribes to the source and calls the given callbacks on the current thread.
final void	Flowable.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete, int bufferSize)	Subscribes to the source and calls the given callbacks on the current thread.
final void	Flowable.blockingSubscribe(@NonNull org.reactivestreams.Subscriber<? super @NonNull T> subscriber)	Subscribes to the source and calls the Subscriber methods on the current thread.
final void	Maybe.blockingSubscribe()	Subscribes to the current Maybe and blocks the current thread until it terminates.
final void	Maybe.blockingSubscribe(@NonNull MaybeObserver<? super @NonNull T> observer)	Subscribes to the current Maybe and calls the appropriate MaybeObserver method on the current thread.
final void	Maybe.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onSuccess)	Subscribes to the current Maybe and calls given onSuccess callback on the current thread when it completes normally.
final void	Maybe.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onSuccess, @NonNull Consumer<? super Throwable> onError)	Subscribes to the current Maybe and calls the appropriate callback on the current thread when it terminates.
final void	Maybe.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onSuccess, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete)	Subscribes to the current Maybe and calls the appropriate callback on the current thread when it terminates.
final void	Observable.blockingSubscribe()	Runs the current Observable to a terminal event, ignoring any values and rethrowing any exception.
final void	Observable.blockingSubscribe(@NonNull Observer<? super @NonNull T> observer)	Subscribes to the source and calls the Observer methods on the current thread.
final void	Observable.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onNext)	Subscribes to the source and calls the given callbacks on the current thread.
final void	Observable.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError)	Subscribes to the source and calls the given callbacks on the current thread.
final void	Observable.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete)	Subscribes to the source and calls the given callbacks on the current thread.
final void	Single.blockingSubscribe()	Subscribes to the current Single and blocks the current thread until it terminates.
final void	Single.blockingSubscribe(@NonNull SingleObserver<? super @NonNull T> observer)	Subscribes to the current Single and calls the appropriate SingleObserver method on the current thread.
final void	Single.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onSuccess)	Subscribes to the current Single and calls given onSuccess callback on the current thread when it completes normally.
final void	Single.blockingSubscribe(@NonNull Consumer<? super @NonNull T> onSuccess, @NonNull Consumer<? super Throwable> onError)	Subscribes to the current Single and calls the appropriate callback on the current thread when it terminates.
final @NonNull Flowable<List<T>>	Flowable.buffer(int count)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final @NonNull Flowable<List<T>>	Flowable.buffer(int count, int skip)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Flowable<U>	Flowable.buffer(int count, int skip, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Flowable<U>	Flowable.buffer(int count, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final @NonNull Flowable<List<T>>	Flowable.buffer(long timespan, long timeskip, @NonNull TimeUnit unit)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final @NonNull Flowable<List<T>>	Flowable.buffer(long timespan, long timeskip, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Flowable<U>	Flowable.buffer(long timespan, long timeskip, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final @NonNull Flowable<List<T>>	Flowable.buffer(long timespan, @NonNull TimeUnit unit)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final @NonNull Flowable<List<T>>	Flowable.buffer(long timespan, @NonNull TimeUnit unit, int count)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final @NonNull Flowable<List<T>>	Flowable.buffer(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final @NonNull Flowable<List<T>>	Flowable.buffer(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, int count)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Flowable<U>	Flowable.buffer(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, int count, @NonNull Supplier<@NonNull U> bufferSupplier, boolean restartTimerOnMaxSize)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final <@NonNull TOpening, @NonNull TClosing> @NonNull Flowable<List<T>>	Flowable.buffer(@NonNull org.reactivestreams.Publisher<? extends @NonNull TOpening> openingIndicator, @NonNull Function<? super @NonNull TOpening,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull TClosing>> closingIndicator)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final <@NonNull TOpening, @NonNull TClosing, @NonNull U extends Collection<? super @NonNull T>> @NonNull Flowable<U>	Flowable.buffer(@NonNull org.reactivestreams.Publisher<? extends @NonNull TOpening> openingIndicator, @NonNull Function<? super @NonNull TOpening,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull TClosing>> closingIndicator, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns a Flowable that emits buffers of items it collects from the current Flowable.
final <@NonNull B> @NonNull Flowable<List<T>>	Flowable.buffer(@NonNull org.reactivestreams.Publisher<@NonNull B> boundaryIndicator)	Returns a Flowable that emits non-overlapping buffered items from the current Flowable each time the specified boundary Publisher emits an item.
final <@NonNull B> @NonNull Flowable<List<T>>	Flowable.buffer(@NonNull org.reactivestreams.Publisher<@NonNull B> boundaryIndicator, int initialCapacity)	Returns a Flowable that emits non-overlapping buffered items from the current Flowable each time the specified boundary Publisher emits an item.
final <@NonNull B, @NonNull U extends Collection<? super @NonNull T>> @NonNull Flowable<U>	Flowable.buffer(@NonNull org.reactivestreams.Publisher<@NonNull B> boundaryIndicator, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns a Flowable that emits non-overlapping buffered items from the current Flowable each time the specified boundary Publisher emits an item.
final @NonNull Observable<@NonNull List<T>>	Observable.buffer(int count)	Returns an Observable that emits buffers of items it collects from the current Observable.
final @NonNull Observable<@NonNull List<T>>	Observable.buffer(int count, int skip)	Returns an Observable that emits buffers of items it collects from the current Observable.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Observable<U>	Observable.buffer(int count, int skip, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns an Observable that emits buffers of items it collects from the current Observable.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Observable<U>	Observable.buffer(int count, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns an Observable that emits buffers of items it collects from the current Observable.
final @NonNull Observable<@NonNull List<T>>	Observable.buffer(long timespan, long timeskip, @NonNull TimeUnit unit)	Returns an Observable that emits buffers of items it collects from the current Observable.
final @NonNull Observable<@NonNull List<T>>	Observable.buffer(long timespan, long timeskip, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits buffers of items it collects from the current Observable.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Observable<U>	Observable.buffer(long timespan, long timeskip, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns an Observable that emits buffers of items it collects from the current Observable.
final @NonNull Observable<@NonNull List<T>>	Observable.buffer(long timespan, @NonNull TimeUnit unit)	Returns an Observable that emits buffers of items it collects from the current Observable.
final @NonNull Observable<@NonNull List<T>>	Observable.buffer(long timespan, @NonNull TimeUnit unit, int count)	Returns an Observable that emits buffers of items it collects from the current Observable.
final @NonNull Observable<@NonNull List<T>>	Observable.buffer(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits buffers of items it collects from the current Observable.
final @NonNull Observable<@NonNull List<T>>	Observable.buffer(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, int count)	Returns an Observable that emits buffers of items it collects from the current Observable.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Observable<U>	Observable.buffer(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, int count, @NonNull Supplier<@NonNull U> bufferSupplier, boolean restartTimerOnMaxSize)	Returns an Observable that emits buffers of items it collects from the current Observable.
final <@NonNull TOpening, @NonNull TClosing> @NonNull Observable<@NonNull List<T>>	Observable.buffer(@NonNull ObservableSource<? extends @NonNull TOpening> openingIndicator, @NonNull Function<? super @NonNull TOpening,? extends ObservableSource<? extends @NonNull TClosing>> closingIndicator)	Returns an Observable that emits buffers of items it collects from the current Observable.
final <@NonNull TOpening, @NonNull TClosing, @NonNull U extends Collection<? super @NonNull T>> @NonNull Observable<U>	Observable.buffer(@NonNull ObservableSource<? extends @NonNull TOpening> openingIndicator, @NonNull Function<? super @NonNull TOpening,? extends ObservableSource<? extends @NonNull TClosing>> closingIndicator, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns an Observable that emits buffers of items it collects from the current Observable.
final <@NonNull B> @NonNull Observable<@NonNull List<T>>	Observable.buffer(@NonNull ObservableSource<@NonNull B> boundaryIndicator)	Returns an Observable that emits non-overlapping buffered items from the current Observable each time the specified boundary ObservableSource emits an item.
final <@NonNull B> @NonNull Observable<@NonNull List<T>>	Observable.buffer(@NonNull ObservableSource<@NonNull B> boundaryIndicator, int initialCapacity)	Returns an Observable that emits non-overlapping buffered items from the current Observable each time the specified boundary ObservableSource emits an item.
final <@NonNull B, @NonNull U extends Collection<? super @NonNull T>> @NonNull Observable<U>	Observable.buffer(@NonNull ObservableSource<@NonNull B> boundaryIndicator, @NonNull Supplier<@NonNull U> bufferSupplier)	Returns an Observable that emits non-overlapping buffered items from the current Observable each time the specified boundary ObservableSource emits an item.
final @NonNull Completable	Completable.cache()	Subscribes to this Completable only once, when the first CompletableObserver subscribes to the result Completable, caches its terminal event and relays/replays it to observers.
final @NonNull Flowable<T>	Flowable.cache()	Returns a Flowable that subscribes to this Publisher lazily, caches all of its events and replays them, in the same order as received, to all the downstream subscribers.
final @NonNull Maybe<T>	Maybe.cache()	Returns a Maybe that subscribes to this Maybe lazily, caches its event and replays it, to all the downstream subscribers.
final @NonNull Observable<T>	Observable.cache()	Returns an Observable that subscribes to the current Observable lazily, caches all of its events and replays them, in the same order as received, to all the downstream observers.
final @NonNull Single<T>	Single.cache()	Stores the success value or exception from the current Single and replays it to late SingleObservers.
final @NonNull Flowable<T>	Flowable.cacheWithInitialCapacity(int initialCapacity)	Returns a Flowable that subscribes to this Publisher lazily, caches all of its events and replays them, in the same order as received, to all the downstream subscribers.
final @NonNull Observable<T>	Observable.cacheWithInitialCapacity(int initialCapacity)	Returns an Observable that subscribes to the current Observable lazily, caches all of its events and replays them, in the same order as received, to all the downstream observers.
final <@NonNull U> @NonNull Flowable<U>	Flowable.cast(@NonNull Class<@NonNull U> clazz)	Returns a Flowable that emits the upstream items while they can be cast via Class.cast(Object) until the upstream terminates, or until the upstream signals an item which can't be cast, resulting in a ClassCastException to be signaled to the downstream.
final <@NonNull U> @NonNull Maybe<U>	Maybe.cast(@NonNull Class<? extends @NonNull U> clazz)	Casts the success value of the current Maybe into the target type or signals a ClassCastException if not compatible.
final <@NonNull U> @NonNull Observable<U>	Observable.cast(@NonNull Class<@NonNull U> clazz)	Returns an Observable that emits the upstream items while they can be cast via Class.cast(Object) until the upstream terminates, or until the upstream signals an item which can't be cast, resulting in a ClassCastException to be signaled to the downstream.
final <@NonNull U> @NonNull Single<U>	Single.cast(@NonNull Class<? extends @NonNull U> clazz)	Casts the success value of the current Single into the target type or signals a ClassCastException if not compatible.
final <@NonNull U> @NonNull Single<U>	Flowable.collect(@NonNull Supplier<? extends @NonNull U> initialItemSupplier, @NonNull BiConsumer<? super @NonNull U,? super @NonNull T> collector)	Collects items emitted by the finite source Publisher into a single mutable data structure and returns a Single that emits this structure.
final <@NonNull R, @Nullable A> @NonNull Single<R>	Flowable.collect(@NonNull Collector<? super @NonNull T,@Nullable A,@NonNull R> collector)	Collects the finite upstream's values into a container via a Stream Collector callback set and emits it as the success result.
final <@NonNull U> @NonNull Single<U>	Observable.collect(@NonNull Supplier<? extends @NonNull U> initialItemSupplier, @NonNull BiConsumer<? super @NonNull U,? super @NonNull T> collector)	Collects items emitted by the finite source Observable into a single mutable data structure and returns a Single that emits this structure.
final <@NonNull R, @Nullable A> @NonNull Single<R>	Observable.collect(@NonNull Collector<? super @NonNull T,@Nullable A,@NonNull R> collector)	Collects the finite upstream's values into a container via a Stream Collector callback set and emits it as the success result as a Single.
final <@NonNull U> @NonNull Single<U>	Flowable.collectInto(@NonNull U initialItem, @NonNull BiConsumer<? super @NonNull U,? super @NonNull T> collector)	Collects items emitted by the finite source Publisher into a single mutable data structure and returns a Single that emits this structure.
final <@NonNull U> @NonNull Single<U>	Observable.collectInto(@NonNull U initialItem, @NonNull BiConsumer<? super @NonNull U,? super @NonNull T> collector)	Collects items emitted by the finite source Observable into a single mutable data structure and returns a Single that emits this structure.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner)	Combines a collection of source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner, int bufferSize)	Combines a collection of source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> combiner)	Combines two source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from either of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull Function3<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? extends @NonNull R> combiner)	Combines three source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull Function4<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? extends @NonNull R> combiner)	Combines four source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull Function5<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? extends @NonNull R> combiner)	Combines five source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull org.reactivestreams.Publisher<? extends @NonNull T6> source6, @NonNull Function6<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? extends @NonNull R> combiner)	Combines six source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull org.reactivestreams.Publisher<? extends @NonNull T6> source6, @NonNull org.reactivestreams.Publisher<? extends @NonNull T7> source7, @NonNull Function7<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? extends @NonNull R> combiner)	Combines seven source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull org.reactivestreams.Publisher<? extends @NonNull T6> source6, @NonNull org.reactivestreams.Publisher<? extends @NonNull T7> source7, @NonNull org.reactivestreams.Publisher<? extends @NonNull T8> source8, @NonNull Function8<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? extends @NonNull R> combiner)	Combines eight source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull T9, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatest(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull org.reactivestreams.Publisher<? extends @NonNull T6> source6, @NonNull org.reactivestreams.Publisher<? extends @NonNull T7> source7, @NonNull org.reactivestreams.Publisher<? extends @NonNull T8> source8, @NonNull org.reactivestreams.Publisher<? extends @NonNull T9> source9, @NonNull Function9<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? super @NonNull T9,? extends @NonNull R> combiner)	Combines nine source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull T9, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull ObservableSource<? extends @NonNull T6> source6, @NonNull ObservableSource<? extends @NonNull T7> source7, @NonNull ObservableSource<? extends @NonNull T8> source8, @NonNull ObservableSource<? extends @NonNull T9> source9, @NonNull Function9<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? super @NonNull T9,? extends @NonNull R> combiner)	Combines nine source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull ObservableSource<? extends @NonNull T6> source6, @NonNull ObservableSource<? extends @NonNull T7> source7, @NonNull ObservableSource<? extends @NonNull T8> source8, @NonNull Function8<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? extends @NonNull R> combiner)	Combines eight source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull ObservableSource<? extends @NonNull T6> source6, @NonNull ObservableSource<? extends @NonNull T7> source7, @NonNull Function7<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? extends @NonNull R> combiner)	Combines seven source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull ObservableSource<? extends @NonNull T6> source6, @NonNull Function6<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? extends @NonNull R> combiner)	Combines six source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull Function5<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? extends @NonNull R> combiner)	Combines five source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull Function4<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? extends @NonNull R> combiner)	Combines four source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull Function3<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? extends @NonNull R> combiner)	Combines three source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> combiner)	Combines two source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from either of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner)	Combines a collection of source ObservableSources by emitting an item that aggregates the latest values of each of the returned ObservableSources each time an item is received from any of the returned ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.combineLatest(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner, int bufferSize)	Combines an Iterable of source ObservableSources by emitting an item that aggregates the latest values of each of the returned ObservableSources each time an item is received from any of the returned ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatestArray(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>[] sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner)	Combines a collection of source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatestArray(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>[] sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner, int bufferSize)	Combines a collection of source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.combineLatestArray(@NonNull ObservableSource<? extends @NonNull T>[] sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner)	Combines an array of source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the returned ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.combineLatestArray(@NonNull ObservableSource<? extends @NonNull T>[] sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner, int bufferSize)	Combines an array of source ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatestArrayDelayError(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>[] sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner)	Combines a collection of source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatestArrayDelayError(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>[] sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner, int bufferSize)	Combines a collection of source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function and delays any error from the sources until all source Publishers terminate.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.combineLatestArrayDelayError(@NonNull ObservableSource<? extends @NonNull T>[] sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner)	Combines an array of ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.combineLatestArrayDelayError(@NonNull ObservableSource<? extends @NonNull T>[] sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner, int bufferSize)	Combines an array of ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function and delays any error from the sources until all source ObservableSources terminate.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatestDelayError(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner)	Combines a collection of source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function and delays any error from the sources until all source Publishers terminate.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.combineLatestDelayError(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner, int bufferSize)	Combines a collection of source Publishers by emitting an item that aggregates the latest values of each of the source Publishers each time an item is received from any of the source Publishers, where this aggregation is defined by a specified function and delays any error from the sources until all source Publishers terminate.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.combineLatestDelayError(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner)	Combines an Iterable of ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function and delays any error from the sources until all source ObservableSources terminate.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.combineLatestDelayError(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> combiner, int bufferSize)	Combines an Iterable of ObservableSources by emitting an item that aggregates the latest values of each of the ObservableSources each time an item is received from any of the ObservableSources, where this aggregation is defined by a specified function and delays any error from the sources until all source ObservableSources terminate.
static @NonNull Completable	Completable.complete()	Returns a Completable instance that completes immediately when subscribed to.
final @NonNull Completable	Completable.compose(@NonNull CompletableTransformer transformer)	Calls the given transformer function with this instance and returns the function's resulting CompletableSource wrapped with Completable.wrap(CompletableSource).
final <@NonNull R> @NonNull Flowable<R>	Flowable.compose(@NonNull FlowableTransformer<? super @NonNull T,? extends @NonNull R> composer)	Transform the current Flowable by applying a particular FlowableTransformer function to it.
final <@NonNull R> @NonNull Maybe<R>	Maybe.compose(@NonNull MaybeTransformer<? super @NonNull T,? extends @NonNull R> transformer)	Transform a Maybe by applying a particular MaybeTransformer function to it.
final <@NonNull R> @NonNull Observable<R>	Observable.compose(@NonNull ObservableTransformer<? super @NonNull T,? extends @NonNull R> composer)	Transform the current Observable by applying a particular ObservableTransformer function to it.
final <@NonNull R> @NonNull Single<R>	Single.compose(@NonNull SingleTransformer<? super @NonNull T,? extends @NonNull R> transformer)	Transform a Single by applying a particular SingleTransformer function to it.
static @NonNull Completable	Completable.concat(@NonNull Iterable<@NonNull ? extends CompletableSource> sources)	Returns a Completable which completes only when all sources complete, one after another.
static @NonNull Completable	Completable.concat(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources)	Returns a Completable which completes only when all sources complete, one after another.
static @NonNull Completable	Completable.concat(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources, int prefetch)	Returns a Completable which completes only when all sources complete, one after another.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concat(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Concatenates elements of each Publisher provided via an Iterable sequence into a single sequence of elements without interleaving them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concat(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2)	Returns a Flowable that emits the items emitted by two Publishers, one after the other, without interleaving them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concat(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source3)	Returns a Flowable that emits the items emitted by three Publishers, one after the other, without interleaving them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concat(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source4)	Returns a Flowable that emits the items emitted by four Publishers, one after the other, without interleaving them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concat(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Returns a Flowable that emits the items emitted by each of the Publishers emitted by the source Publisher, one after the other, without interleaving them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concat(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int prefetch)	Returns a Flowable that emits the items emitted by each of the Publishers emitted by the source Publisher, one after the other, without interleaving them.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concat(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2)	Returns a Flowable that emits the items emitted by two MaybeSources, one after the other.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concat(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2, @NonNull MaybeSource<? extends @NonNull T> source3)	Returns a Flowable that emits the items emitted by three MaybeSources, one after the other.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concat(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2, @NonNull MaybeSource<? extends @NonNull T> source3, @NonNull MaybeSource<? extends @NonNull T> source4)	Returns a Flowable that emits the items emitted by four MaybeSources, one after the other.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concat(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Concatenate the single values, in a non-overlapping fashion, of the MaybeSource sources provided by an Iterable sequence as a Flowable sequence.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concat(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Concatenate the single values, in a non-overlapping fashion, of the MaybeSource sources provided by a Publisher sequence as a Flowable sequence.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concat(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources, int prefetch)	Concatenate the single values, in a non-overlapping fashion, of the MaybeSource sources provided by a Publisher sequence as a Flowable sequence.
static <@NonNull T> @NonNull Observable<T>	Observable.concat(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources)	Returns an Observable that emits the items emitted by each of the ObservableSources emitted by the ObservableSource, one after the other, without interleaving them.
static <@NonNull T> @NonNull Observable<T>	Observable.concat(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources, int bufferSize)	Returns an Observable that emits the items emitted by each of the ObservableSources emitted by the outer ObservableSource, one after the other, without interleaving them.
static <@NonNull T> @NonNull Observable<T>	Observable.concat(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2, @NonNull ObservableSource<? extends @NonNull T> source3)	Returns an Observable that emits the items emitted by three ObservableSources, one after the other, without interleaving them.
static <@NonNull T> @NonNull Observable<T>	Observable.concat(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2, @NonNull ObservableSource<? extends @NonNull T> source3, @NonNull ObservableSource<? extends @NonNull T> source4)	Returns an Observable that emits the items emitted by four ObservableSources, one after the other, without interleaving them.
static <@NonNull T> @NonNull Observable<T>	Observable.concat(@NonNull ObservableSource<? extends @NonNull T> source1, ObservableSource<? extends @NonNull T> source2)	Returns an Observable that emits the items emitted by two ObservableSources, one after the other, without interleaving them.
static <@NonNull T> @NonNull Observable<T>	Observable.concat(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources)	Concatenates elements of each ObservableSource provided via an Iterable sequence into a single sequence of elements without interleaving them.
static <@NonNull T> @NonNull Observable<T>	Single.concat(@NonNull ObservableSource<? extends SingleSource<? extends @NonNull T>> sources)	Concatenate the single values, in a non-overlapping fashion, of the SingleSources provided by an ObservableSource sequence.
static <@NonNull T> @NonNull Flowable<T>	Single.concat(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2)	Returns a Flowable that emits the items emitted by two SingleSources, one after the other.
static <@NonNull T> @NonNull Flowable<T>	Single.concat(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2, @NonNull SingleSource<? extends @NonNull T> source3)	Returns a Flowable that emits the items emitted by three SingleSources, one after the other.
static <@NonNull T> @NonNull Flowable<T>	Single.concat(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2, @NonNull SingleSource<? extends @NonNull T> source3, @NonNull SingleSource<? extends @NonNull T> source4)	Returns a Flowable that emits the items emitted by four SingleSources, one after the other.
static <@NonNull T> @NonNull Flowable<T>	Single.concat(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Concatenate the single values, in a non-overlapping fashion, of the SingleSources provided by an Iterable sequence.
static <@NonNull T> @NonNull Flowable<T>	Single.concat(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Concatenate the single values, in a non-overlapping fashion, of the SingleSources provided by a Publisher sequence.
static <@NonNull T> @NonNull Flowable<T>	Single.concat(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources, int prefetch)	Concatenate the single values, in a non-overlapping fashion, of the SingleSources provided by a Publisher sequence and prefetched by the specified amount.
static @NonNull Completable	Completable.concatArray(@NonNull CompletableSource... sources)	Returns a Completable which completes only when all sources complete, one after another.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatArray(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Concatenates a variable number of Publisher sources.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatArray(@NonNull MaybeSource<? extends @NonNull T>... sources)	Concatenate the single values, in a non-overlapping fashion, of the MaybeSource sources in the array as a Flowable sequence.
static <@NonNull T> @NonNull Observable<T>	Observable.concatArray(@NonNull ObservableSource<? extends @NonNull T>... sources)	Concatenates a variable number of ObservableSource sources.
static <@NonNull T> @NonNull Flowable<T>	Single.concatArray(@NonNull SingleSource<? extends @NonNull T>... sources)	Concatenate the single values, in a non-overlapping fashion, of the SingleSources provided in an array.
static @NonNull Completable	Completable.concatArrayDelayError(@NonNull CompletableSource... sources)	Returns a Completable which completes only when all sources complete, one after another.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatArrayDelayError(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Concatenates a variable number of Publisher sources and delays errors from any of them till all terminate.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatArrayDelayError(@NonNull MaybeSource<? extends @NonNull T>... sources)	Concatenates a variable number of MaybeSource sources and delays errors from any of them till all terminate as a Flowable sequence.
static <@NonNull T> @NonNull Observable<T>	Observable.concatArrayDelayError(@NonNull ObservableSource<? extends @NonNull T>... sources)	Concatenates a variable number of ObservableSource sources and delays errors from any of them till all terminate.
static <@NonNull T> @NonNull Flowable<T>	Single.concatArrayDelayError(@NonNull SingleSource<? extends @NonNull T>... sources)	Concatenate the single values, in a non-overlapping fashion, of the SingleSources provided in an array.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatArrayEager(int maxConcurrency, int prefetch, @NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Concatenates an array of Publishers eagerly into a single stream of values.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatArrayEager(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Concatenates an array of Publishers eagerly into a single stream of values.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatArrayEager(@NonNull MaybeSource<? extends @NonNull T>... sources)	Concatenates a sequence of MaybeSource eagerly into a Flowable sequence.
static <@NonNull T> @NonNull Observable<T>	Observable.concatArrayEager(int maxConcurrency, int bufferSize, @NonNull ObservableSource<? extends @NonNull T>... sources)	Concatenates an array of ObservableSources eagerly into a single stream of values.
static <@NonNull T> @NonNull Observable<T>	Observable.concatArrayEager(@NonNull ObservableSource<? extends @NonNull T>... sources)	Concatenates an array of ObservableSources eagerly into a single stream of values.
static <@NonNull T> @NonNull Flowable<T>	Single.concatArrayEager(@NonNull SingleSource<? extends @NonNull T>... sources)	Concatenates a sequence of SingleSource eagerly into a single stream of values.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatArrayEagerDelayError(int maxConcurrency, int prefetch, @NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Concatenates an array of Publishers eagerly into a single stream of values and delaying any errors until all sources terminate.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatArrayEagerDelayError(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Concatenates an array of Publishers eagerly into a single stream of values and delaying any errors until all sources terminate.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatArrayEagerDelayError(@NonNull MaybeSource<? extends @NonNull T>... sources)	Concatenates a sequence of MaybeSource eagerly into a Flowable sequence.
static <@NonNull T> @NonNull Observable<T>	Observable.concatArrayEagerDelayError(int maxConcurrency, int bufferSize, @NonNull ObservableSource<? extends @NonNull T>... sources)	Concatenates an array of ObservableSources eagerly into a single stream of values and delaying any errors until all sources terminate.
static <@NonNull T> @NonNull Observable<T>	Observable.concatArrayEagerDelayError(@NonNull ObservableSource<? extends @NonNull T>... sources)	Concatenates an array of ObservableSources eagerly into a single stream of values and delaying any errors until all sources terminate.
static <@NonNull T> @NonNull Flowable<T>	Single.concatArrayEagerDelayError(@NonNull SingleSource<? extends @NonNull T>... sources)	Concatenates a sequence of SingleSource eagerly into a single stream of values.
static @NonNull Completable	Completable.concatDelayError(@NonNull Iterable<@NonNull ? extends CompletableSource> sources)	Returns a Completable which completes only when all sources complete, one after another.
static @NonNull Completable	Completable.concatDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources)	Returns a Completable which completes only when all sources complete, one after another.
static @NonNull Completable	Completable.concatDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources, int prefetch)	Returns a Completable which completes only when all sources complete, one after another.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatDelayError(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Concatenates the Iterable sequence of Publishers into a single sequence by subscribing to each Publisher, one after the other, one at a time and delays any errors till the all inner Publishers terminate.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Concatenates the Publisher sequence of Publishers into a single sequence by subscribing to each inner Publisher, one after the other, one at a time and delays any errors till the all inner and the outer Publishers terminate.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int prefetch, boolean tillTheEnd)	Concatenates the Publisher sequence of Publishers into a single sequence by subscribing to each inner Publisher, one after the other, one at a time and delays any errors till the all inner and the outer Publishers terminate.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatDelayError(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Concatenates the Iterable sequence of MaybeSources into a single sequence by subscribing to each MaybeSource, one after the other, one at a time and delays any errors till the all inner MaybeSources terminate as a Flowable sequence.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Concatenates the Publisher sequence of MaybeSources into a single sequence by subscribing to each inner MaybeSource, one after the other, one at a time and delays any errors till the all inner and the outer Publisher terminate as a Flowable sequence.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources, int prefetch)	Concatenates the Publisher sequence of MaybeSources into a single sequence by subscribing to each inner MaybeSource, one after the other, one at a time and delays any errors till the all inner and the outer Publisher terminate as a Flowable sequence.
static <@NonNull T> @NonNull Observable<T>	Observable.concatDelayError(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources)	Concatenates the ObservableSource sequence of ObservableSources into a single Observable sequence by subscribing to each inner ObservableSource, one after the other, one at a time and delays any errors till the all inner and the outer ObservableSources terminate.
static <@NonNull T> @NonNull Observable<T>	Observable.concatDelayError(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources, int bufferSize, boolean tillTheEnd)	Concatenates the ObservableSource sequence of ObservableSources into a single sequence by subscribing to each inner ObservableSource, one after the other, one at a time and delays any errors till the all inner and the outer ObservableSources terminate.
static <@NonNull T> @NonNull Observable<T>	Observable.concatDelayError(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources)	Concatenates the Iterable sequence of ObservableSources into a single Observable sequence by subscribing to each ObservableSource, one after the other, one at a time and delays any errors till the all inner ObservableSources terminate.
static <@NonNull T> @NonNull Flowable<T>	Single.concatDelayError(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Concatenates the Iterable sequence of SingleSources into a single sequence by subscribing to each SingleSource, one after the other, one at a time and delays any errors till the all inner SingleSources terminate as a Flowable sequence.
static <@NonNull T> @NonNull Flowable<T>	Single.concatDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Concatenates the Publisher sequence of SingleSources into a single sequence by subscribing to each inner SingleSource, one after the other, one at a time and delays any errors till the all inner and the outer Publisher terminate as a Flowable sequence.
static <@NonNull T> @NonNull Flowable<T>	Single.concatDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources, int prefetch)	Concatenates the Publisher sequence of SingleSources into a single sequence by subscribing to each inner SingleSource, one after the other, one at a time and delays any errors till the all inner and the outer Publisher terminate as a Flowable sequence.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatEager(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Concatenates a sequence of Publishers eagerly into a single stream of values.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatEager(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency, int prefetch)	Concatenates a sequence of Publishers eagerly into a single stream of values and runs a limited number of inner sequences at once.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatEager(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Concatenates a Publisher sequence of Publishers eagerly into a single stream of values.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatEager(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency, int prefetch)	Concatenates a Publisher sequence of Publishers eagerly into a single stream of values and runs a limited number of inner sequences at once.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatEager(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Concatenates a sequence of MaybeSources eagerly into a Flowable sequence.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatEager(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources, int maxConcurrency)	Concatenates a sequence of MaybeSources eagerly into a Flowable sequence and runs a limited number of the inner sequences at once.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatEager(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Concatenates a Publisher sequence of MaybeSources eagerly into a Flowable sequence.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatEager(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources, int maxConcurrency)	Concatenates a Publisher sequence of MaybeSources eagerly into a Flowable sequence, running at most the given number of inner MaybeSources at once.
static <@NonNull T> @NonNull Observable<T>	Observable.concatEager(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources)	Concatenates an ObservableSource sequence of ObservableSources eagerly into a single stream of values.
static <@NonNull T> @NonNull Observable<T>	Observable.concatEager(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency, int bufferSize)	Concatenates an ObservableSource sequence of ObservableSources eagerly into a single stream of values and runs a limited number of inner sequences at once.
static <@NonNull T> @NonNull Observable<T>	Observable.concatEager(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources)	Concatenates a sequence of ObservableSources eagerly into a single stream of values.
static <@NonNull T> @NonNull Observable<T>	Observable.concatEager(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency, int bufferSize)	Concatenates a sequence of ObservableSources eagerly into a single stream of values and runs a limited number of inner sequences at once.
static <@NonNull T> @NonNull Flowable<T>	Single.concatEager(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Concatenates an Iterable sequence of SingleSources eagerly into a single stream of values.
static <@NonNull T> @NonNull Flowable<T>	Single.concatEager(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources, int maxConcurrency)	Concatenates an Iterable sequence of SingleSources eagerly into a single stream of values and runs a limited number of the inner sources at once.
static <@NonNull T> @NonNull Flowable<T>	Single.concatEager(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Concatenates a Publisher sequence of SingleSources eagerly into a single stream of values.
static <@NonNull T> @NonNull Flowable<T>	Single.concatEager(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources, int maxConcurrency)	Concatenates a Publisher sequence of SingleSources eagerly into a single stream of values and runs a limited number of those inner SingleSources at once.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatEagerDelayError(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Concatenates a sequence of Publishers eagerly into a single stream of values, delaying errors until all the inner sequences terminate.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatEagerDelayError(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency, int prefetch)	Concatenates a sequence of Publishers eagerly into a single stream of values, delaying errors until all the inner sequences terminate and runs a limited number of inner sequences at once.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatEagerDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Concatenates a Publisher sequence of Publishers eagerly into a single stream of values, delaying errors until all the inner and the outer sequences terminate.
static <@NonNull T> @NonNull Flowable<T>	Flowable.concatEagerDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency, int prefetch)	Concatenates a Publisher sequence of Publishers eagerly into a single stream of values, delaying errors until all the inner and outer sequences terminate and runs a limited number of inner sequences at once.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatEagerDelayError(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Concatenates a sequence of MaybeSources eagerly into a Flowable sequence, delaying errors until all inner MaybeSources terminate.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatEagerDelayError(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources, int maxConcurrency)	Concatenates a sequence of MaybeSources eagerly into a Flowable sequence, delaying errors until all inner MaybeSources terminate and runs a limited number of inner MaybeSources at once.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatEagerDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Concatenates a Publisher sequence of MaybeSources eagerly into a Flowable sequence, delaying errors until all the inner and the outer sequence terminate.
static <@NonNull T> @NonNull Flowable<T>	Maybe.concatEagerDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources, int maxConcurrency)	Concatenates a Publisher sequence of MaybeSources eagerly into a Flowable sequence, delaying errors until all the inner and the outer sequence terminate and runs a limited number of the inner MaybeSources at once.
static <@NonNull T> @NonNull Observable<T>	Observable.concatEagerDelayError(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources)	Concatenates an ObservableSource sequence of ObservableSources eagerly into a single stream of values, delaying errors until all the inner and the outer sequence terminate.
static <@NonNull T> @NonNull Observable<T>	Observable.concatEagerDelayError(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency, int bufferSize)	Concatenates an ObservableSource sequence of ObservableSources eagerly into a single stream of values, delaying errors until all the inner and the outer sequence terminate and runs a limited number of inner sequences at once.
static <@NonNull T> @NonNull Observable<T>	Observable.concatEagerDelayError(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources)	Concatenates a sequence of ObservableSources eagerly into a single stream of values, delaying errors until all the inner sequences terminate.
static <@NonNull T> @NonNull Observable<T>	Observable.concatEagerDelayError(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency, int bufferSize)	Concatenates a sequence of ObservableSources eagerly into a single stream of values, delaying errors until all the inner sequences terminate and runs a limited number of inner sequences at once.
static <@NonNull T> @NonNull Flowable<T>	Single.concatEagerDelayError(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Concatenates an Iterable sequence of SingleSources eagerly into a single stream of values, delaying errors until all the inner sources terminate.
static <@NonNull T> @NonNull Flowable<T>	Single.concatEagerDelayError(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources, int maxConcurrency)	Concatenates an Iterable sequence of SingleSources eagerly into a single stream of values, delaying errors until all the inner sources terminate.
static <@NonNull T> @NonNull Flowable<T>	Single.concatEagerDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Concatenates a Publisher sequence of SingleSources eagerly into a single stream of values, delaying errors until all the inner and the outer sequence terminate.
static <@NonNull T> @NonNull Flowable<T>	Single.concatEagerDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources, int maxConcurrency)	Concatenates a Publisher sequence of SingleSources eagerly into a single stream of values, running at most the specified number of those inner SingleSources at once and delaying errors until all the inner and the outer sequence terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Returns a new Flowable that emits items resulting from applying a function that you supply to each item emitted by the current Flowable, where that function returns a Publisher, and then emitting the items that result from concatenating those returned Publishers.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, int prefetch)	Returns a new Flowable that emits items resulting from applying a function that you supply to each item emitted by the current Flowable, where that function returns a Publisher, and then emitting the items that result from concatenating those returned Publishers.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, int prefetch, @NonNull Scheduler scheduler)	Returns a new Flowable that emits items resulting from applying a function (on a designated scheduler) that you supply to each item emitted by the current Flowable, where that function returns a Publisher, and then emitting the items that result from concatenating those returned Publishers.
final <@NonNull R> @NonNull Maybe<R>	Maybe.concatMap(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Returns a Maybe that is based on applying a specified function to the item emitted by the current Maybe, where that function returns a MaybeSource.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper)	Returns a new Observable that emits items resulting from applying a function that you supply to each item emitted by the current Observable, where that function returns an ObservableSource, and then emitting the items that result from concatenating those returned ObservableSources.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, int bufferSize)	Returns a new Observable that emits items resulting from applying a function that you supply to each item emitted by the current Observable, where that function returns an ObservableSource, and then emitting the items that result from concatenating those returned ObservableSources.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, int bufferSize, @NonNull Scheduler scheduler)	Returns a new Observable that emits items resulting from applying a function that you supply to each item emitted by the current Observable, where that function returns an ObservableSource, and then emitting the items that result from concatenating those returned ObservableSources.
final <@NonNull R> @NonNull Single<R>	Single.concatMap(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Returns a Single that is based on applying a specified function to the item emitted by the current Single, where that function returns a SingleSource.
final @NonNull Completable	Flowable.concatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps the upstream items into CompletableSources and subscribes to them one after the other completes.
final @NonNull Completable	Flowable.concatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper, int prefetch)	Maps the upstream items into CompletableSources and subscribes to them one after the other completes.
final @NonNull Completable	Maybe.concatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Returns a Completable that completes based on applying a specified function to the item emitted by the current Maybe, where that function returns a Completable.
final @NonNull Completable	Observable.concatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps each element of the current Observable into CompletableSources, subscribes to them one at a time in order and waits until the upstream and all CompletableSources complete.
final @NonNull Completable	Observable.concatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper, int capacityHint)	Maps each element of the current Observable into CompletableSources, subscribes to them one at a time in order and waits until the upstream and all CompletableSources complete.
final @NonNull Completable	Single.concatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Returns a Completable that completes based on applying a specified function to the item emitted by the current Single, where that function returns a CompletableSource.
final @NonNull Completable	Flowable.concatMapCompletableDelayError(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps the upstream items into CompletableSources and subscribes to them one after the other terminates, delaying all errors till both this Flowable and all inner CompletableSources terminate.
final @NonNull Completable	Flowable.concatMapCompletableDelayError(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper, boolean tillTheEnd)	Maps the upstream items into CompletableSources and subscribes to them one after the other terminates, optionally delaying all errors till both this Flowable and all inner CompletableSources terminate.
final @NonNull Completable	Flowable.concatMapCompletableDelayError(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper, boolean tillTheEnd, int prefetch)	Maps the upstream items into CompletableSources and subscribes to them one after the other terminates, optionally delaying all errors till both this Flowable and all inner CompletableSources terminate.
final @NonNull Completable	Observable.concatMapCompletableDelayError(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps the upstream items into CompletableSources and subscribes to them one after the other terminates, delaying all errors till both the current Observable and all inner CompletableSources terminate.
final @NonNull Completable	Observable.concatMapCompletableDelayError(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper, boolean tillTheEnd)	Maps the upstream items into CompletableSources and subscribes to them one after the other terminates, optionally delaying all errors till both the current Observable and all inner CompletableSources terminate.
final @NonNull Completable	Observable.concatMapCompletableDelayError(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper, boolean tillTheEnd, int bufferSize)	Maps the upstream items into CompletableSources and subscribes to them one after the other terminates, optionally delaying all errors till both the current Observable and all inner CompletableSources terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapDelayError(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Maps each of the items into a Publisher, subscribes to them one after the other, one at a time and emits their values in order while delaying any error from either this or any of the inner Publishers till all of them terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapDelayError(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean tillTheEnd, int prefetch)	Maps each of the items into a Publisher, subscribes to them one after the other, one at a time and emits their values in order while delaying any error from either this or any of the inner Publishers till all of them terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapDelayError(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean tillTheEnd, int prefetch, @NonNull Scheduler scheduler)	Maps each of the upstream items into a Publisher, subscribes to them one after the other, one at a time and emits their values in order while executing the mapper function on the designated scheduler, delaying any error from either this or any of the inner Publishers till all of them terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapDelayError(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper)	Maps each of the items into an ObservableSource, subscribes to them one after the other, one at a time and emits their values in order while delaying any error from either this or any of the inner ObservableSources till all of them terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapDelayError(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, boolean tillTheEnd, int bufferSize)	Maps each of the items into an ObservableSource, subscribes to them one after the other, one at a time and emits their values in order while delaying any error from either this or any of the inner ObservableSources till all of them terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapDelayError(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, boolean tillTheEnd, int bufferSize, @NonNull Scheduler scheduler)	Maps each of the items into an ObservableSource, subscribes to them one after the other, one at a time and emits their values in order while delaying any error from either this or any of the inner ObservableSources till all of them terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapEager(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Maps a sequence of values into Publishers and concatenates these Publishers eagerly into a single Publisher.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapEager(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, int maxConcurrency, int prefetch)	Maps a sequence of values into Publishers and concatenates these Publishers eagerly into a single Publisher.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapEager(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper)	Maps a sequence of values into ObservableSources and concatenates these ObservableSources eagerly into a single Observable sequence.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapEager(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, int maxConcurrency, int bufferSize)	Maps a sequence of values into ObservableSources and concatenates these ObservableSources eagerly into a single Observable sequence.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapEagerDelayError(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean tillTheEnd)	Maps a sequence of values into Publishers and concatenates these Publishers eagerly into a single Publisher.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapEagerDelayError(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean tillTheEnd, int maxConcurrency, int prefetch)	Maps a sequence of values into Publishers and concatenates these Publishers eagerly into a single Flowable sequence.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapEagerDelayError(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, boolean tillTheEnd)	Maps a sequence of values into ObservableSources and concatenates these ObservableSources eagerly into a single Observable sequence.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapEagerDelayError(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, boolean tillTheEnd, int maxConcurrency, int bufferSize)	Maps a sequence of values into ObservableSources and concatenates these ObservableSources eagerly into a single Observable sequence.
final <@NonNull U> @NonNull Flowable<U>	Flowable.concatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper)	Returns a Flowable that concatenate each item emitted by the current Flowable with the values in an Iterable corresponding to that item that is generated by a selector.
final <@NonNull U> @NonNull Flowable<U>	Flowable.concatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper, int prefetch)	Returns a Flowable that concatenate each item emitted by the current Flowable with the values in an Iterable corresponding to that item that is generated by a selector.
final <@NonNull U> @NonNull Observable<U>	Observable.concatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper)	Returns an Observable that concatenate each item emitted by the current Observable with the values in an Iterable corresponding to that item that is generated by a selector.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps the upstream items into MaybeSources and subscribes to them one after the other succeeds or completes, emits their success value if available or terminates immediately if either this Flowable or the current inner MaybeSource fail.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper, int prefetch)	Maps the upstream items into MaybeSources and subscribes to them one after the other succeeds or completes, emits their success value if available or terminates immediately if either this Flowable or the current inner MaybeSource fail.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps the upstream items into MaybeSources and subscribes to them one after the other succeeds or completes, emits their success value if available or terminates immediately if either the current Observable or the current inner MaybeSource fail.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper, int bufferSize)	Maps the upstream items into MaybeSources and subscribes to them one after the other succeeds or completes, emits their success value if available or terminates immediately if either the current Observable or the current inner MaybeSource fail.
final <@NonNull R> @NonNull Maybe<R>	Single.concatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Returns a Maybe that is based on applying a specified function to the item emitted by the current Single, where that function returns a MaybeSource.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapMaybeDelayError(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps the upstream items into MaybeSources and subscribes to them one after the other terminates, emits their success value if available and delaying all errors till both this Flowable and all inner MaybeSources terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapMaybeDelayError(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper, boolean tillTheEnd)	Maps the upstream items into MaybeSources and subscribes to them one after the other terminates, emits their success value if available and optionally delaying all errors till both this Flowable and all inner MaybeSources terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapMaybeDelayError(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper, boolean tillTheEnd, int prefetch)	Maps the upstream items into MaybeSources and subscribes to them one after the other terminates, emits their success value if available and optionally delaying all errors till both this Flowable and all inner MaybeSources terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapMaybeDelayError(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps the upstream items into MaybeSources and subscribes to them one after the other terminates, emits their success value if available and delaying all errors till both the current Observable and all inner MaybeSources terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapMaybeDelayError(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper, boolean tillTheEnd)	Maps the upstream items into MaybeSources and subscribes to them one after the other terminates, emits their success value if available and optionally delaying all errors till both the current Observable and all inner MaybeSources terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapMaybeDelayError(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper, boolean tillTheEnd, int bufferSize)	Maps the upstream items into MaybeSources and subscribes to them one after the other terminates, emits their success value if available and optionally delaying all errors till both the current Observable and all inner MaybeSources terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds, emits their success values or terminates immediately if either this Flowable or the current inner SingleSource fail.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper, int prefetch)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds, emits their success values or terminates immediately if either this Flowable or the current inner SingleSource fail.
final <@NonNull R> @NonNull Maybe<R>	Maybe.concatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Returns a Maybe based on applying a specified function to the item emitted by the current Maybe, where that function returns a Single.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds, emits their success values or terminates immediately if either the current Observable or the current inner SingleSource fail.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper, int bufferSize)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds, emits their success values or terminates immediately if either the current Observable or the current inner SingleSource fail.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapSingleDelayError(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds or fails, emits their success values and delays all errors till both this Flowable and all inner SingleSources terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapSingleDelayError(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper, boolean tillTheEnd)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds or fails, emits their success values and optionally delays all errors till both this Flowable and all inner SingleSources terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapSingleDelayError(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper, boolean tillTheEnd, int prefetch)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds or fails, emits their success values and optionally delays errors till both this Flowable and all inner SingleSources terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapSingleDelayError(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds or fails, emits their success values and delays all errors till both the current Observable and all inner SingleSources terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapSingleDelayError(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper, boolean tillTheEnd)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds or fails, emits their success values and optionally delays all errors till both the current Observable and all inner SingleSources terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapSingleDelayError(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper, boolean tillTheEnd, int bufferSize)	Maps the upstream items into SingleSources and subscribes to them one after the other succeeds or fails, emits their success values and optionally delays errors till both the current Observable and all inner SingleSources terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapStream(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper)	Maps each upstream item into a Stream and emits the Stream's items to the downstream in a sequential fashion.
final <@NonNull R> @NonNull Flowable<R>	Flowable.concatMapStream(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper, int prefetch)	Maps each upstream item into a Stream and emits the Stream's items to the downstream in a sequential fashion.
final <@NonNull R> @NonNull Observable<R>	Observable.concatMapStream(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper)	Maps each upstream item into a Stream and emits the Stream's items to the downstream in a sequential fashion.
final @NonNull Completable	Completable.concatWith(@NonNull CompletableSource other)	Concatenates this Completable with another CompletableSource.
final @NonNull Flowable<T>	Flowable.concatWith(@NonNull CompletableSource other)	Returns a Flowable that emits items from this Flowable and when it completes normally, the other CompletableSource is subscribed to and the returned Flowable emits its terminal events.
final @NonNull Flowable<T>	Flowable.concatWith(@NonNull MaybeSource<? extends @NonNull T> other)	Returns a Flowable that emits the items from this Flowable followed by the success item or terminal events of the other MaybeSource.
final @NonNull Flowable<T>	Flowable.concatWith(@NonNull SingleSource<? extends @NonNull T> other)	Returns a Flowable that emits the items from this Flowable followed by the success item or error event of the other SingleSource.
final @NonNull Flowable<T>	Flowable.concatWith(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> other)	Returns a Flowable that emits the items emitted from the current Flowable, then the next, one after the other, without interleaving them.
final @NonNull Flowable<T>	Maybe.concatWith(@NonNull MaybeSource<? extends @NonNull T> other)	Returns a Flowable that emits the items emitted from the current Maybe, then the other MaybeSource, one after the other, without interleaving them.
final @NonNull Observable<T>	Observable.concatWith(@NonNull CompletableSource other)	Returns an Observable that emits items from the current Observable and when it completes normally, the other CompletableSource is subscribed to and the returned Observable emits its terminal events.
final @NonNull Observable<T>	Observable.concatWith(@NonNull MaybeSource<? extends @NonNull T> other)	Returns an Observable that emits the items from the current Observable followed by the success item or terminal events of the other MaybeSource.
final @NonNull Observable<T>	Observable.concatWith(@NonNull ObservableSource<? extends @NonNull T> other)	Returns an Observable that first emits the items emitted from the current Observable, then items from the other ObservableSource without interleaving them.
final @NonNull Observable<T>	Observable.concatWith(@NonNull SingleSource<? extends @NonNull T> other)	Returns an Observable that emits the items from the current Observable followed by the success item or error event of the other SingleSource.
final @NonNull Flowable<T>	Single.concatWith(@NonNull SingleSource<? extends @NonNull T> other)	Returns a Flowable that emits the item emitted by the current Single, then the item emitted by the specified SingleSource.
final @NonNull Single<Boolean>	Flowable.contains(@NonNull Object item)	Returns a Single that emits a Boolean that indicates whether the current Flowable emitted a specified item.
final @NonNull Single<Boolean>	Maybe.contains(@NonNull Object item)	Returns a Single that emits a Boolean that indicates whether the current Maybe emitted a specified item.
final @NonNull Single<Boolean>	Observable.contains(@NonNull Object item)	Returns a Single that emits a Boolean that indicates whether the current Observable emitted a specified item.
final @NonNull Single<Boolean>	Single.contains(@NonNull Object item)	Signals true if the current Single signals a success value that is Object.equals(Object) with the value provided.
final @NonNull Single<Boolean>	Single.contains(@NonNull Object item, @NonNull BiPredicate<Object,Object> comparer)	Signals true if the current Single signals a success value that is equal with the value provided by calling a BiPredicate.
final @NonNull Single<Long>	Flowable.count()	Returns a Single that counts the total number of items emitted by the current Flowable and emits this count as a 64-bit Long.
final @NonNull Single<Long>	Maybe.count()	Returns a Single that counts the total number of items emitted (0 or 1) by the current Maybe and emits this count as a 64-bit Long.
final @NonNull Single<Long>	Observable.count()	Returns a Single that counts the total number of items emitted by the current Observable and emits this count as a 64-bit Long.
static @NonNull Completable	Completable.create(@NonNull CompletableOnSubscribe source)	Provides an API (via a cold Completable) that bridges the reactive world with the callback-style world.
static <@NonNull T> @NonNull Flowable<T>	Flowable.create(@NonNull FlowableOnSubscribe<@NonNull T> source, @NonNull BackpressureStrategy mode)	Provides an API (via a cold Flowable) that bridges the reactive world with the callback-style, generally non-backpressured world.
static <@NonNull T> @NonNull Maybe<T>	Maybe.create(@NonNull MaybeOnSubscribe<@NonNull T> onSubscribe)	Provides an API (via a cold Maybe) that bridges the reactive world with the callback-style world.
static <@NonNull T> @NonNull Observable<T>	Observable.create(@NonNull ObservableOnSubscribe<@NonNull T> source)	Provides an API (via a cold Observable) that bridges the reactive world with the callback-style world.
static <@NonNull T> @NonNull Single<T>	Single.create(@NonNull SingleOnSubscribe<@NonNull T> source)	Provides an API (via a cold Single) that bridges the reactive world with the callback-style world.
final @NonNull Flowable<T>	Flowable.debounce(long timeout, @NonNull TimeUnit unit)	Returns a Flowable that mirrors the current Flowable, except that it drops items emitted by the current Flowable that are followed by newer items before a timeout value expires.
final @NonNull Flowable<T>	Flowable.debounce(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that mirrors the current Flowable, except that it drops items emitted by the current Flowable that are followed by newer items before a timeout value expires on a specified Scheduler.
final @NonNull Flowable<T>	Flowable.debounce(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Consumer<? super @NonNull T> onDropped)	Returns a Flowable that mirrors the current Flowable, except that it drops items emitted by the current Flowable that are followed by newer items before a timeout value expires on a specified Scheduler.
final <@NonNull U> @NonNull Flowable<T>	Flowable.debounce(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<@NonNull U>> debounceIndicator)	Returns a Flowable that mirrors the current Flowable, except that it drops items emitted by the current Flowable that are followed by another item within a computed debounce duration.
final @NonNull Observable<T>	Observable.debounce(long timeout, @NonNull TimeUnit unit)	Returns an Observable that mirrors the current Observable, except that it drops items emitted by the current Observable that are followed by newer items before a timeout value expires.
final @NonNull Observable<T>	Observable.debounce(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that mirrors the current Observable, except that it drops items emitted by the current Observable that are followed by newer items before a timeout value expires on a specified Scheduler.
final @NonNull Observable<T>	Observable.debounce(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Consumer<? super @NonNull T> onDropped)	Returns an Observable that mirrors the current Observable, except that it drops items emitted by the current Observable that are followed by newer items before a timeout value expires on a specified Scheduler.
final <@NonNull U> @NonNull Observable<T>	Observable.debounce(@NonNull Function<? super @NonNull T,? extends ObservableSource<@NonNull U>> debounceIndicator)	Returns an Observable that mirrors the current Observable, except that it drops items emitted by the current Observable that are followed by another item within a computed debounce duration denoted by an item emission or completion from a generated inner ObservableSource for that original item.
final @NonNull Flowable<T>	Flowable.defaultIfEmpty(@NonNull T defaultItem)	Returns a Flowable that emits the items emitted by the current Flowable or a specified default item if the current Flowable is empty.
final @NonNull Single<T>	Maybe.defaultIfEmpty(@NonNull T defaultItem)	Returns a Single that emits the item emitted by the current Maybe or a specified default item if the current Maybe is empty.
final @NonNull Observable<T>	Observable.defaultIfEmpty(@NonNull T defaultItem)	Returns an Observable that emits the items emitted by the current Observable or a specified default item if the current Observable is empty.
static @NonNull Completable	Completable.defer(@NonNull Supplier<? extends @NonNull CompletableSource> supplier)	Defers the subscription to a Completable instance returned by a supplier.
static <@NonNull T> @NonNull Flowable<T>	Flowable.defer(@NonNull Supplier<? extends @NonNull org.reactivestreams.Publisher<? extends @NonNull T>> supplier)	Returns a Flowable that calls a Publisher factory to create a Publisher for each new Subscriber that subscribes.
static <@NonNull T> @NonNull Maybe<T>	Maybe.defer(@NonNull Supplier<? extends @NonNull MaybeSource<? extends @NonNull T>> supplier)	Calls a Supplier for each individual MaybeObserver to return the actual MaybeSource source to be subscribed to.
static <@NonNull T> @NonNull Observable<T>	Observable.defer(@NonNull Supplier<? extends @NonNull ObservableSource<? extends @NonNull T>> supplier)	Returns an Observable that calls an ObservableSource factory to create an ObservableSource for each new Observer that subscribes.
static <@NonNull T> @NonNull Single<T>	Single.defer(@NonNull Supplier<? extends @NonNull SingleSource<? extends @NonNull T>> supplier)	Calls a Supplier for each individual SingleObserver to return the actual SingleSource to be subscribed to.
final @NonNull Completable	Completable.delay(long time, @NonNull TimeUnit unit)	Returns a Completable which delays the emission of the completion event by the given time.
final @NonNull Completable	Completable.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Completable which delays the emission of the completion event by the given time while running on the specified Scheduler.
final @NonNull Completable	Completable.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError)	Returns a Completable which delays the emission of the completion event, and optionally the error as well, by the given time while running on the specified Scheduler.
final @NonNull Flowable<T>	Flowable.delay(long time, @NonNull TimeUnit unit)	Returns a Flowable that emits the items emitted by the current Flowable shifted forward in time by a specified delay.
final @NonNull Flowable<T>	Flowable.delay(long time, @NonNull TimeUnit unit, boolean delayError)	Returns a Flowable that emits the items emitted by the current Flowable shifted forward in time by a specified delay.
final @NonNull Flowable<T>	Flowable.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits the items emitted by the current Flowable shifted forward in time by a specified delay.
final @NonNull Flowable<T>	Flowable.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError)	Returns a Flowable that emits the items emitted by the current Flowable shifted forward in time by a specified delay.
final <@NonNull U> @NonNull Flowable<T>	Flowable.delay(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<@NonNull U>> itemDelayIndicator)	Returns a Flowable that delays the emissions of the current Flowable via another Publisher on a per-item basis.
final <@NonNull U, @NonNull V> @NonNull Flowable<T>	Flowable.delay(@NonNull org.reactivestreams.Publisher<@NonNull U> subscriptionIndicator, @NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<@NonNull V>> itemDelayIndicator)	Returns a Flowable that delays the subscription to and emissions from the current Flowable via another Publisher on a per-item basis.
final @NonNull Maybe<T>	Maybe.delay(long time, @NonNull TimeUnit unit)	Returns a Maybe that signals the events emitted by the current Maybe shifted forward in time by a specified delay.
final @NonNull Maybe<T>	Maybe.delay(long time, @NonNull TimeUnit unit, boolean delayError)	Returns a Maybe that signals the events emitted by the current Maybe shifted forward in time by a specified delay.
final @NonNull Maybe<T>	Maybe.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Maybe that signals the events emitted by the current Maybe shifted forward in time by a specified delay.
final @NonNull Maybe<T>	Maybe.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError)	Returns a Maybe that signals the events emitted by the current Maybe shifted forward in time by a specified delay running on the specified Scheduler.
final <@NonNull U> @NonNull Maybe<T>	Maybe.delay(@NonNull org.reactivestreams.Publisher<@NonNull U> delayIndicator)	Delays the emission of this Maybe until the given Publisher signals an item or completes.
final @NonNull Observable<T>	Observable.delay(long time, @NonNull TimeUnit unit)	Returns an Observable that emits the items emitted by the current Observable shifted forward in time by a specified delay.
final @NonNull Observable<T>	Observable.delay(long time, @NonNull TimeUnit unit, boolean delayError)	Returns an Observable that emits the items emitted by the current Observable shifted forward in time by a specified delay.
final @NonNull Observable<T>	Observable.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits the items emitted by the current Observable shifted forward in time by a specified delay.
final @NonNull Observable<T>	Observable.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError)	Returns an Observable that emits the items emitted by the current Observable shifted forward in time by a specified delay.
final <@NonNull U, @NonNull V> @NonNull Observable<T>	Observable.delay(@NonNull ObservableSource<@NonNull U> subscriptionIndicator, @NonNull Function<? super @NonNull T,? extends ObservableSource<@NonNull V>> itemDelayIndicator)	Returns an Observable that delays the subscription to and emissions from the current Observable via ObservableSources for the subscription itself and on a per-item basis.
final <@NonNull U> @NonNull Observable<T>	Observable.delay(@NonNull Function<? super @NonNull T,? extends ObservableSource<@NonNull U>> itemDelayIndicator)	Returns an Observable that delays the emissions of the current Observable via a per-item derived ObservableSource's item emission or termination, on a per source item basis.
final @NonNull Single<T>	Single.delay(long time, @NonNull TimeUnit unit)	Delays the emission of the success signal from the current Single by the specified amount.
final @NonNull Single<T>	Single.delay(long time, @NonNull TimeUnit unit, boolean delayError)	Delays the emission of the success or error signal from the current Single by the specified amount.
final @NonNull Single<T>	Single.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Delays the emission of the success signal from the current Single by the specified amount.
final @NonNull Single<T>	Single.delay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError)	Delays the emission of the success or error signal from the current Single by the specified amount.
final @NonNull Completable	Completable.delaySubscription(long time, @NonNull TimeUnit unit)	Returns a Completable that delays the subscription to the upstream by a given amount of time.
final @NonNull Completable	Completable.delaySubscription(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Completable that delays the subscription to the upstream by a given amount of time, both waiting and subscribing on a given Scheduler.
final @NonNull Flowable<T>	Flowable.delaySubscription(long time, @NonNull TimeUnit unit)	Returns a Flowable that delays the subscription to the current Flowable by a given amount of time.
final @NonNull Flowable<T>	Flowable.delaySubscription(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that delays the subscription to the current Flowable by a given amount of time, both waiting and subscribing on a given Scheduler.
final <@NonNull U> @NonNull Flowable<T>	Flowable.delaySubscription(@NonNull org.reactivestreams.Publisher<@NonNull U> subscriptionIndicator)	Returns a Flowable that delays the subscription to this Publisher until the other Publisher emits an element or completes normally.
final @NonNull Maybe<T>	Maybe.delaySubscription(long time, @NonNull TimeUnit unit)	Returns a Maybe that delays the subscription to the current Maybe by a given amount of time.
final @NonNull Maybe<T>	Maybe.delaySubscription(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Maybe that delays the subscription to the current Maybe by a given amount of time, both waiting and subscribing on a given Scheduler.
final <@NonNull U> @NonNull Maybe<T>	Maybe.delaySubscription(@NonNull org.reactivestreams.Publisher<@NonNull U> subscriptionIndicator)	Returns a Maybe that delays the subscription to this Maybe until the other Publisher emits an element or completes normally.
final @NonNull Observable<T>	Observable.delaySubscription(long time, @NonNull TimeUnit unit)	Returns an Observable that delays the subscription to the current Observable by a given amount of time.
final @NonNull Observable<T>	Observable.delaySubscription(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that delays the subscription to the current Observable by a given amount of time, both waiting and subscribing on a given Scheduler.
final <@NonNull U> @NonNull Observable<T>	Observable.delaySubscription(@NonNull ObservableSource<@NonNull U> subscriptionIndicator)	Returns an Observable that delays the subscription to the current Observable until the other ObservableSource emits an element or completes normally.
final @NonNull Single<T>	Single.delaySubscription(long time, @NonNull TimeUnit unit)	Delays the actual subscription to the current Single until the given time delay elapsed.
final @NonNull Single<T>	Single.delaySubscription(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Delays the actual subscription to the current Single until the given time delay elapsed.
final @NonNull Single<T>	Single.delaySubscription(@NonNull CompletableSource subscriptionIndicator)	Delays the actual subscription to the current Single until the given other CompletableSource completes.
final <@NonNull U> @NonNull Single<T>	Single.delaySubscription(@NonNull ObservableSource<@NonNull U> subscriptionIndicator)	Delays the actual subscription to the current Single until the given other ObservableSource signals its first value or completes.
final <@NonNull U> @NonNull Single<T>	Single.delaySubscription(@NonNull SingleSource<@NonNull U> subscriptionIndicator)	Delays the actual subscription to the current Single until the given other SingleSource signals success.
final <@NonNull U> @NonNull Single<T>	Single.delaySubscription(@NonNull org.reactivestreams.Publisher<@NonNull U> subscriptionIndicator)	Delays the actual subscription to the current Single until the given other Publisher signals its first value or completes.
final <@NonNull R> @NonNull Flowable<R>	Flowable.dematerialize(@NonNull Function<@NonNull ? super @NonNull T,@NonNull Notification<@NonNull R>> selector)	Returns a Flowable that reverses the effect of materialize by transforming the Notification objects extracted from the source items via a selector function into their respective Subscriber signal types.
final <@NonNull R> @NonNull Maybe<R>	Maybe.dematerialize(@NonNull Function<? super @NonNull T,@NonNull Notification<@NonNull R>> selector)	Maps the Notification success value of the current Maybe back into normal onSuccess, onError or onComplete signals.
final <@NonNull R> @NonNull Observable<R>	Observable.dematerialize(@NonNull Function<? super @NonNull T,Notification<@NonNull R>> selector)	Returns an Observable that reverses the effect of materialize by transforming the Notification objects extracted from the source items via a selector function into their respective Observer signal types.
final <@NonNull R> @NonNull Maybe<R>	Single.dematerialize(@NonNull Function<? super @NonNull T,@NonNull Notification<@NonNull R>> selector)	Maps the Notification success value of the current Single back into normal onSuccess, onError or onComplete signals as a Maybe source.
final @NonNull Flowable<T>	Flowable.distinct()	Returns a Flowable that emits all items emitted by the current Flowable that are distinct based on Object.equals(Object) comparison.
final <@NonNull K> @NonNull Flowable<T>	Flowable.distinct(@NonNull Function<? super @NonNull T,@NonNull K> keySelector)	Returns a Flowable that emits all items emitted by the current Flowable that are distinct according to a key selector function and based on Object.equals(Object) comparison of the objects returned by the key selector function.
final <@NonNull K> @NonNull Flowable<T>	Flowable.distinct(@NonNull Function<? super @NonNull T,@NonNull K> keySelector, @NonNull Supplier<? extends Collection<? super @NonNull K>> collectionSupplier)	Returns a Flowable that emits all items emitted by the current Flowable that are distinct according to a key selector function and based on Object.equals(Object) comparison of the objects returned by the key selector function.
final @NonNull Observable<T>	Observable.distinct()	Returns an Observable that emits all items emitted by the current Observable that are distinct based on Object.equals(Object) comparison.
final <@NonNull K> @NonNull Observable<T>	Observable.distinct(@NonNull Function<? super @NonNull T,@NonNull K> keySelector)	Returns an Observable that emits all items emitted by the current Observable that are distinct according to a key selector function and based on Object.equals(Object) comparison of the objects returned by the key selector function.
final <@NonNull K> @NonNull Observable<T>	Observable.distinct(@NonNull Function<? super @NonNull T,@NonNull K> keySelector, @NonNull Supplier<? extends Collection<? super @NonNull K>> collectionSupplier)	Returns an Observable that emits all items emitted by the current Observable that are distinct according to a key selector function and based on Object.equals(Object) comparison of the objects returned by the key selector function.
final @NonNull Flowable<T>	Flowable.distinctUntilChanged()	Returns a Flowable that emits all items emitted by the current Flowable that are distinct from their immediate predecessors based on Object.equals(Object) comparison.
final @NonNull Flowable<T>	Flowable.distinctUntilChanged(@NonNull BiPredicate<? super @NonNull T,? super @NonNull T> comparer)	Returns a Flowable that emits all items emitted by the current Flowable that are distinct from their immediate predecessors when compared with each other via the provided comparator function.
final <@NonNull K> @NonNull Flowable<T>	Flowable.distinctUntilChanged(@NonNull Function<? super @NonNull T,@NonNull K> keySelector)	Returns a Flowable that emits all items emitted by the current Flowable that are distinct from their immediate predecessors, according to a key selector function and based on Object.equals(Object) comparison of those objects returned by the key selector function.
final @NonNull Observable<T>	Observable.distinctUntilChanged()	Returns an Observable that emits all items emitted by the current Observable that are distinct from their immediate predecessors based on Object.equals(Object) comparison.
final @NonNull Observable<T>	Observable.distinctUntilChanged(@NonNull BiPredicate<? super @NonNull T,? super @NonNull T> comparer)	Returns an Observable that emits all items emitted by the current Observable that are distinct from their immediate predecessors when compared with each other via the provided comparator function.
final <@NonNull K> @NonNull Observable<T>	Observable.distinctUntilChanged(@NonNull Function<? super @NonNull T,@NonNull K> keySelector)	Returns an Observable that emits all items emitted by the current Observable that are distinct from their immediate predecessors, according to a key selector function and based on Object.equals(Object) comparison of those objects returned by the key selector function.
final @NonNull Flowable<T>	Flowable.doAfterNext(@NonNull Consumer<? super @NonNull T> onAfterNext)	Calls the specified consumer with the current item after this item has been emitted to the downstream.
final @NonNull Observable<T>	Observable.doAfterNext(@NonNull Consumer<? super @NonNull T> onAfterNext)	Calls the specified Consumer with the current item after this item has been emitted to the downstream.
final @NonNull Maybe<T>	Maybe.doAfterSuccess(@NonNull Consumer<? super @NonNull T> onAfterSuccess)	Calls the specified Consumer with the success item after this item has been emitted to the downstream.
final @NonNull Single<T>	Single.doAfterSuccess(@NonNull Consumer<? super @NonNull T> onAfterSuccess)	Calls the specified consumer with the success item after this item has been emitted to the downstream.
final @NonNull Completable	Completable.doAfterTerminate(@NonNull Action onAfterTerminate)	Returns a Completable instance that calls the given onAfterTerminate Action after this Completable completes normally or with an exception.
final @NonNull Flowable<T>	Flowable.doAfterTerminate(@NonNull Action onAfterTerminate)	Registers an Action to be called when this Publisher invokes either onComplete or onError.
final @NonNull Maybe<T>	Maybe.doAfterTerminate(@NonNull Action onAfterTerminate)	Registers an Action to be called when this Maybe invokes either onSuccess, onComplete or onError.
final @NonNull Observable<T>	Observable.doAfterTerminate(@NonNull Action onAfterTerminate)	Registers an Action to be called when the current Observable invokes either onComplete or onError.
final @NonNull Single<T>	Single.doAfterTerminate(@NonNull Action onAfterTerminate)	Registers an Action to be called after this Single invokes either onSuccess or onError.
final @NonNull Completable	Completable.doFinally(@NonNull Action onFinally)	Calls the specified Action after this Completable signals onError or onComplete or gets disposed by the downstream.
final @NonNull Flowable<T>	Flowable.doFinally(@NonNull Action onFinally)	Calls the specified action after this Flowable signals onError or onComplete or gets canceled by the downstream.
final @NonNull Maybe<T>	Maybe.doFinally(@NonNull Action onFinally)	Calls the specified action after this Maybe signals onSuccess, onError or onComplete or gets disposed by the downstream.
final @NonNull Observable<T>	Observable.doFinally(@NonNull Action onFinally)	Calls the specified action after the current Observable signals onError or onCompleted or gets disposed by the downstream.
final @NonNull Single<T>	Single.doFinally(@NonNull Action onFinally)	Calls the specified action after this Single signals onSuccess or onError or gets disposed by the downstream.
final @NonNull Flowable<T>	Flowable.doOnCancel(@NonNull Action onCancel)	Calls the cancel Action if the downstream cancels the sequence.
final @NonNull Completable	Completable.doOnComplete(@NonNull Action onComplete)	Returns a Completable which calls the given onComplete Action if this Completable completes.
final @NonNull Flowable<T>	Flowable.doOnComplete(@NonNull Action onComplete)	Invokes an Action just before the current Flowable calls onComplete.
final @NonNull Maybe<T>	Maybe.doOnComplete(@NonNull Action onComplete)	Invokes an Action just before the current Maybe calls onComplete.
final @NonNull Observable<T>	Observable.doOnComplete(@NonNull Action onComplete)	Returns an Observable that invokes an Action when the current Observable calls onComplete.
final @NonNull Completable	Completable.doOnDispose(@NonNull Action onDispose)	Calls the shared Action if a CompletableObserver subscribed to the current Completable disposes the common Disposable it received via onSubscribe.
final @NonNull Maybe<T>	Maybe.doOnDispose(@NonNull Action onDispose)	Calls the shared Action if a MaybeObserver subscribed to the current Maybe disposes the common Disposable it received via onSubscribe.
final @NonNull Observable<T>	Observable.doOnDispose(@NonNull Action onDispose)	Calls the given shared Action if the downstream disposes the sequence.
final @NonNull Single<T>	Single.doOnDispose(@NonNull Action onDispose)	Calls the shared Action if a SingleObserver subscribed to the current Single disposes the common Disposable it received via onSubscribe.
private @NonNull Flowable<T>	Flowable.doOnEach(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, Action onComplete, Action onAfterTerminate)	Calls the appropriate onXXX consumer (shared between all subscribers) whenever a signal with the same type passes through, before forwarding them to downstream.
final @NonNull Flowable<T>	Flowable.doOnEach(@NonNull Consumer<@NonNull ? super Notification<@NonNull T>> onNotification)	Invokes a Consumer with a Notification instances matching the signals emitted by the current Flowable before they are forwarded to the downstream.
final @NonNull Flowable<T>	Flowable.doOnEach(@NonNull org.reactivestreams.Subscriber<? super @NonNull T> subscriber)	Calls the appropriate methods of the given Subscriber when the current Flowable signals events before forwarding it to the downstream.
final @NonNull Observable<T>	Observable.doOnEach(@NonNull Observer<? super @NonNull T> observer)	Returns an Observable that forwards the items and terminal events of the current Observable to its Observers and to the given shared Observer instance.
final @NonNull Observable<T>	Observable.doOnEach(@NonNull Consumer<? super Notification<@NonNull T>> onNotification)	Returns an Observable that invokes a Consumer with the appropriate Notification object when the current Observable signals an item or terminates.
private @NonNull Observable<T>	Observable.doOnEach(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete, @NonNull Action onAfterTerminate)	Calls the appropriate onXXX consumer (shared between all Observers) whenever a signal with the same type passes through, before forwarding them to the downstream.
final @NonNull Completable	Completable.doOnError(@NonNull Consumer<? super Throwable> onError)	Returns a Completable which calls the given onError Consumer if this Completable emits an error.
final @NonNull Flowable<T>	Flowable.doOnError(@NonNull Consumer<? super Throwable> onError)	Calls the given Consumer with the error Throwable if the current Flowable failed before forwarding it to the downstream.
final @NonNull Maybe<T>	Maybe.doOnError(@NonNull Consumer<? super Throwable> onError)	Calls the shared Consumer with the error sent via onError for each MaybeObserver that subscribes to the current Maybe.
final @NonNull Observable<T>	Observable.doOnError(@NonNull Consumer<? super Throwable> onError)	Calls the given Consumer with the error Throwable if the current Observable failed before forwarding it to the downstream.
final @NonNull Single<T>	Single.doOnError(@NonNull Consumer<? super Throwable> onError)	Calls the shared consumer with the error sent via onError for each SingleObserver that subscribes to the current Single.
final @NonNull Completable	Completable.doOnEvent(@NonNull Consumer<@Nullable ? super Throwable> onEvent)	Returns a Completable which calls the given onEvent Consumer with the Throwable for an onError or null for an onComplete signal from this Completable before delivering the signal to the downstream.
final @NonNull Maybe<T>	Maybe.doOnEvent(@NonNull BiConsumer<@Nullable ? super @NonNull T,@Nullable ? super Throwable> onEvent)	Calls the given onEvent callback with the (success value, null) for an onSuccess, (null, throwable) for an onError or (null, null) for an onComplete signal from this Maybe before delivering said signal to the downstream.
final @NonNull Single<T>	Single.doOnEvent(@NonNull BiConsumer<@Nullable ? super @NonNull T,@Nullable ? super Throwable> onEvent)	Calls the shared consumer with the error sent via onError or the value via onSuccess for each SingleObserver that subscribes to the current Single.
final @NonNull Completable	Completable.doOnLifecycle(@NonNull Consumer<? super Disposable> onSubscribe, @NonNull Action onDispose)	Calls the appropriate onXXX method (shared between all CompletableObservers) for the lifecycle events of the sequence (subscription, disposal).
private @NonNull Completable	Completable.doOnLifecycle(Consumer<? super Disposable> onSubscribe, Consumer<? super Throwable> onError, Action onComplete, Action onTerminate, Action onAfterTerminate, Action onDispose)	Returns a Completable instance that calls the various callbacks upon the specific lifecycle events.
final @NonNull Flowable<T>	Flowable.doOnLifecycle(@NonNull Consumer<? super org.reactivestreams.Subscription> onSubscribe, @NonNull LongConsumer onRequest, @NonNull Action onCancel)	Calls the appropriate onXXX method (shared between all Subscribers) for the lifecycle events of the sequence (subscription, cancellation, requesting).
final @NonNull Maybe<T>	Maybe.doOnLifecycle(@NonNull Consumer<? super Disposable> onSubscribe, @NonNull Action onDispose)	Calls the appropriate onXXX method (shared between all MaybeObservers) for the lifecycle events of the sequence (subscription, disposal).
final @NonNull Observable<T>	Observable.doOnLifecycle(@NonNull Consumer<? super Disposable> onSubscribe, @NonNull Action onDispose)	Calls the appropriate onXXX method (shared between all Observers) for the lifecycle events of the sequence (subscription, disposal).
final @NonNull Single<T>	Single.doOnLifecycle(@NonNull Consumer<? super Disposable> onSubscribe, @NonNull Action onDispose)	Calls the appropriate onXXX method (shared between all SingleObservers) for the lifecycle events of the sequence (subscription, disposal).
final @NonNull Flowable<T>	Flowable.doOnNext(@NonNull Consumer<? super @NonNull T> onNext)	Calls the given Consumer with the value emitted by the current Flowable before forwarding it to the downstream.
final @NonNull Observable<T>	Observable.doOnNext(@NonNull Consumer<? super @NonNull T> onNext)	Calls the given Consumer with the value emitted by the current Observable before forwarding it to the downstream.
final @NonNull Flowable<T>	Flowable.doOnRequest(@NonNull LongConsumer onRequest)	Calls the given LongConsumer with the request amount from the downstream before forwarding it to the current Flowable.
final @NonNull Completable	Completable.doOnSubscribe(@NonNull Consumer<? super Disposable> onSubscribe)	Returns a Completable instance that calls the given onSubscribe callback with the disposable that the downstream CompletableObservers receive upon subscription.
final @NonNull Flowable<T>	Flowable.doOnSubscribe(@NonNull Consumer<? super org.reactivestreams.Subscription> onSubscribe)	Calls the given Consumer with the Subscription provided by the current Flowable upon subscription from the downstream before forwarding it to the subscriber's onSubscribe method.
final @NonNull Maybe<T>	Maybe.doOnSubscribe(@NonNull Consumer<? super Disposable> onSubscribe)	Calls the shared Consumer with the Disposable sent through the onSubscribe for each MaybeObserver that subscribes to the current Maybe.
final @NonNull Observable<T>	Observable.doOnSubscribe(@NonNull Consumer<? super Disposable> onSubscribe)	Returns an Observable so that it invokes the given Consumer when the current Observable is subscribed from its Observers.
final @NonNull Single<T>	Single.doOnSubscribe(@NonNull Consumer<? super Disposable> onSubscribe)	Calls the shared consumer with the Disposable sent through the onSubscribe for each SingleObserver that subscribes to the current Single.
final @NonNull Maybe<T>	Maybe.doOnSuccess(@NonNull Consumer<? super @NonNull T> onSuccess)	Calls the shared Consumer with the success value sent via onSuccess for each MaybeObserver that subscribes to the current Maybe.
final @NonNull Single<T>	Single.doOnSuccess(@NonNull Consumer<? super @NonNull T> onSuccess)	Calls the shared consumer with the success value sent via onSuccess for each SingleObserver that subscribes to the current Single.
final @NonNull Completable	Completable.doOnTerminate(@NonNull Action onTerminate)	Returns a Completable instance that calls the given onTerminate Action just before this Completable completes normally or with an exception.
final @NonNull Flowable<T>	Flowable.doOnTerminate(@NonNull Action onTerminate)	Calls the given Action when the current Flowable completes normally or with an error before those signals are forwarded to the downstream.
final @NonNull Maybe<T>	Maybe.doOnTerminate(@NonNull Action onTerminate)	Returns a Maybe instance that calls the given onTerminate callback just before this Maybe completes normally or with an exception.
final @NonNull Observable<T>	Observable.doOnTerminate(@NonNull Action onTerminate)	Returns an Observable so that it invokes an action when the current Observable calls onComplete or onError.
final @NonNull Single<T>	Single.doOnTerminate(@NonNull Action onTerminate)	Returns a Single instance that calls the given onTerminate callback just before this Single completes normally or with an exception.
final @NonNull Maybe<T>	Flowable.elementAt(long index)	Returns a Maybe that emits the single item at a specified index in a sequence of emissions from this Flowable or completes if this Flowable sequence has fewer elements than index.
final @NonNull Single<T>	Flowable.elementAt(long index, @NonNull T defaultItem)	Returns a Single that emits the item found at a specified index in a sequence of emissions from this Flowable, or a default item if that index is out of range.
final @NonNull Maybe<T>	Observable.elementAt(long index)	Returns a Maybe that emits the single item at a specified index in a sequence of emissions from the current Observable or completes if the current Observable signals fewer elements than index.
final @NonNull Single<T>	Observable.elementAt(long index, @NonNull T defaultItem)	Returns a Single that emits the item found at a specified index in a sequence of emissions from the current Observable, or a default item if that index is out of range.
final @NonNull Single<T>	Flowable.elementAtOrError(long index)	Returns a Single that emits the item found at a specified index in a sequence of emissions from this Flowable or signals a NoSuchElementException if this Flowable has fewer elements than index.
final @NonNull Single<T>	Observable.elementAtOrError(long index)	Returns a Single that emits the item found at a specified index in a sequence of emissions from the current Observable or signals a NoSuchElementException if the current Observable signals fewer elements than index.
static <@NonNull T> @NonNull Flowable<T>	Flowable.empty()	Returns a Flowable that emits no items to the Subscriber and immediately invokes its onComplete method.
static <@NonNull T> @NonNull Maybe<T>	Maybe.empty()	Returns a (singleton) Maybe instance that calls onComplete immediately.
static <@NonNull T> @NonNull Observable<T>	Observable.empty()	Returns an Observable that emits no items to the Observer and immediately invokes its onComplete method.
static @NonNull Completable	Completable.error(@NonNull Supplier<? extends @NonNull Throwable> supplier)	Creates a Completable which calls the given error supplier for each subscriber and emits its returned Throwable.
static @NonNull Completable	Completable.error(@NonNull Throwable throwable)	Creates a Completable instance that emits the given Throwable exception to subscribers.
static <@NonNull T> @NonNull Flowable<T>	Flowable.error(@NonNull Supplier<? extends @NonNull Throwable> supplier)	Returns a Flowable that invokes a Subscriber's onError method when the Subscriber subscribes to it.
static <@NonNull T> @NonNull Flowable<T>	Flowable.error(@NonNull Throwable throwable)	Returns a Flowable that invokes a Subscriber's onError method when the Subscriber subscribes to it.
static <@NonNull T> @NonNull Maybe<T>	Maybe.error(@NonNull Supplier<? extends @NonNull Throwable> supplier)	Returns a Maybe that invokes a MaybeObserver's onError method when the MaybeObserver subscribes to it.
static <@NonNull T> @NonNull Maybe<T>	Maybe.error(@NonNull Throwable throwable)	Returns a Maybe that invokes a subscriber's onError method when the subscriber subscribes to it.
static <@NonNull T> @NonNull Observable<T>	Observable.error(@NonNull Supplier<? extends @NonNull Throwable> supplier)	Returns an Observable that invokes an Observer's onError method when the Observer subscribes to it.
static <@NonNull T> @NonNull Observable<T>	Observable.error(@NonNull Throwable throwable)	Returns an Observable that invokes an Observer's onError method when the Observer subscribes to it.
static <@NonNull T> @NonNull Single<T>	Single.error(@NonNull Supplier<? extends @NonNull Throwable> supplier)	Signals a Throwable returned by the callback function for each individual SingleObserver.
static <@NonNull T> @NonNull Single<T>	Single.error(@NonNull Throwable throwable)	Returns a Single that invokes a subscriber's onError method when the subscriber subscribes to it.
final @NonNull Flowable<T>	Flowable.filter(@NonNull Predicate<? super @NonNull T> predicate)	Filters items emitted by the current Flowable by only emitting those that satisfy a specified predicate.
final @NonNull Maybe<T>	Maybe.filter(@NonNull Predicate<? super @NonNull T> predicate)	Filters the success item of the Maybe via a predicate function and emitting it if the predicate returns true, completing otherwise.
final @NonNull Observable<T>	Observable.filter(@NonNull Predicate<? super @NonNull T> predicate)	Filters items emitted by the current Observable by only emitting those that satisfy a specified Predicate.
final @NonNull Maybe<T>	Single.filter(@NonNull Predicate<? super @NonNull T> predicate)	Filters the success item of the Single via a predicate function and emitting it if the predicate returns true, completing otherwise.
final @NonNull Single<T>	Flowable.first(@NonNull T defaultItem)	Returns a Single that emits only the very first item emitted by this Flowable, or a default item if this Flowable completes without emitting anything.
final @NonNull Single<T>	Observable.first(@NonNull T defaultItem)	Returns a Single that emits only the very first item emitted by the current Observable, or a default item if the current Observable completes without emitting any items.
final @NonNull Maybe<T>	Flowable.firstElement()	Returns a Maybe that emits only the very first item emitted by this Flowable or completes if this Flowable is empty.
final @NonNull Maybe<T>	Observable.firstElement()	Returns a Maybe that emits only the very first item emitted by the current Observable, or completes if the current Observable is empty.
final @NonNull Single<T>	Flowable.firstOrError()	Returns a Single that emits only the very first item emitted by this Flowable or signals a NoSuchElementException if this Flowable is empty.
final @NonNull Single<T>	Observable.firstOrError()	Returns a Single that emits only the very first item emitted by the current Observable or signals a NoSuchElementException if the current Observable is empty.
final @NonNull CompletionStage<T>	Flowable.firstOrErrorStage()	Signals the first upstream item or a NoSuchElementException if the upstream is empty via a CompletionStage.
final @NonNull CompletionStage<T>	Observable.firstOrErrorStage()	Signals the first upstream item or a NoSuchElementException if the upstream is empty via a CompletionStage.
final @NonNull CompletionStage<T>	Flowable.firstStage(@NonNull T defaultItem)	Signals the first upstream item (or the default item if the upstream is empty) via a CompletionStage.
final @NonNull CompletionStage<T>	Observable.firstStage(@NonNull T defaultItem)	Signals the first upstream item (or the default item if the upstream is empty) via a CompletionStage.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Returns a Flowable that emits items based on applying a function that you supply to each item emitted by the current Flowable, where that function returns a Publisher, and then merging those resulting Publishers and emitting the results of this merger.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean delayErrors)	Returns a Flowable that emits items based on applying a function that you supply to each item emitted by the current Flowable, where that function returns a Publisher, and then merging those resulting Publishers and emitting the results of this merger.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean delayErrors, int maxConcurrency)	Returns a Flowable that emits items based on applying a function that you supply to each item emitted by the current Flowable, where that function returns a Publisher, and then merging those resulting Publishers and emitting the results of this merger, while limiting the maximum number of concurrent subscriptions to these Publishers.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean delayErrors, int maxConcurrency, int bufferSize)	Returns a Flowable that emits items based on applying a function that you supply to each item emitted by the current Flowable, where that function returns a Publisher, and then merging those resulting Publishers and emitting the results of this merger, while limiting the maximum number of concurrent subscriptions to these Publishers.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, int maxConcurrency)	Returns a Flowable that emits items based on applying a function that you supply to each item emitted by the current Flowable, where that function returns a Publisher, and then merging those resulting Publishers and emitting the results of this merger, while limiting the maximum number of concurrent subscriptions to these Publishers.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> onNextMapper, @NonNull Function<? super Throwable,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> onErrorMapper, @NonNull Supplier<? extends org.reactivestreams.Publisher<? extends @NonNull R>> onCompleteSupplier)	Returns a Flowable that applies a function to each item emitted or notification raised by the current Flowable and then flattens the Publishers returned from these functions and emits the resulting items.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> onNextMapper, @NonNull Function<Throwable,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> onErrorMapper, @NonNull Supplier<? extends org.reactivestreams.Publisher<? extends @NonNull R>> onCompleteSupplier, int maxConcurrency)	Returns a Flowable that applies a function to each item emitted or notification raised by the current Flowable and then flattens the Publishers returned from these functions and emits the resulting items, while limiting the maximum number of concurrent subscriptions to these Publishers.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner)	Returns a Flowable that emits the results of a specified function to the pair of values emitted by the current Flowable and a specified collection Publisher.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner, boolean delayErrors)	Returns a Flowable that emits the results of a specified function to the pair of values emitted by the current Flowable and a specified inner Publisher.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner, boolean delayErrors, int maxConcurrency)	Returns a Flowable that emits the results of a specified function to the pair of values emitted by the current Flowable and a specified collection Publisher, while limiting the maximum number of concurrent subscriptions to these Publishers.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner, boolean delayErrors, int maxConcurrency, int bufferSize)	Returns a Flowable that emits the results of a specified function to the pair of values emitted by the current Flowable and a specified collection Publisher, while limiting the maximum number of concurrent subscriptions to these Publishers.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner, int maxConcurrency)	Returns a Flowable that emits the results of a specified function to the pair of values emitted by the current Flowable and a specified collection Publisher, while limiting the maximum number of concurrent subscriptions to these Publishers.
final <@NonNull R> @NonNull Maybe<R>	Maybe.flatMap(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Returns a Maybe that is based on applying a specified function to the item emitted by the current Maybe, where that function returns a MaybeSource.
final <@NonNull R> @NonNull Maybe<R>	Maybe.flatMap(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> onSuccessMapper, @NonNull Function<? super Throwable,? extends MaybeSource<? extends @NonNull R>> onErrorMapper, @NonNull Supplier<? extends MaybeSource<? extends @NonNull R>> onCompleteSupplier)	Maps the onSuccess, onError or onComplete signals of the current Maybe into a MaybeSource and emits that MaybeSource's signals.
final <@NonNull U, @NonNull R> @NonNull Maybe<R>	Maybe.flatMap(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner)	Returns a Maybe that emits the results of a specified function to the pair of values emitted by the current Maybe and a specified mapped MaybeSource.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper)	Returns an Observable that emits items based on applying a function that you supply to each item emitted by the current Observable, where that function returns an ObservableSource, and then merging those returned ObservableSources and emitting the results of this merger.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, boolean delayErrors)	Returns an Observable that emits items based on applying a function that you supply to each item emitted by the current Observable, where that function returns an ObservableSource, and then merging those returned ObservableSources and emitting the results of this merger.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, boolean delayErrors, int maxConcurrency)	Returns an Observable that emits items based on applying a function that you supply to each item emitted by the current Observable, where that function returns an ObservableSource, and then merging those returned ObservableSources and emitting the results of this merger, while limiting the maximum number of concurrent subscriptions to these ObservableSources.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, boolean delayErrors, int maxConcurrency, int bufferSize)	Returns an Observable that emits items based on applying a function that you supply to each item emitted by the current Observable, where that function returns an ObservableSource, and then merging those returned ObservableSources and emitting the results of this merger, while limiting the maximum number of concurrent subscriptions to these ObservableSources.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, int maxConcurrency)	Returns an Observable that emits items based on applying a function that you supply to each item emitted by the current Observable, where that function returns an ObservableSource, and then merging those returned ObservableSources and emitting the results of this merger, while limiting the maximum number of concurrent subscriptions to these ObservableSources.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> onNextMapper, @NonNull Function<? super Throwable,? extends ObservableSource<? extends @NonNull R>> onErrorMapper, @NonNull Supplier<? extends ObservableSource<? extends @NonNull R>> onCompleteSupplier)	Returns an Observable that applies a function to each item emitted or notification raised by the current Observable and then flattens the ObservableSources returned from these functions and emits the resulting items.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> onNextMapper, @NonNull Function<Throwable,? extends ObservableSource<? extends @NonNull R>> onErrorMapper, @NonNull Supplier<? extends ObservableSource<? extends @NonNull R>> onCompleteSupplier, int maxConcurrency)	Returns an Observable that applies a function to each item emitted or notification raised by the current Observable and then flattens the ObservableSources returned from these functions and emits the resulting items, while limiting the maximum number of concurrent subscriptions to these ObservableSources.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner)	Returns an Observable that emits the results of a specified function to the pair of values emitted by the current Observable and the mapped inner ObservableSource.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner, boolean delayErrors)	Returns an Observable that emits the results of a specified function to the pair of values emitted by the current Observable and the mapped inner ObservableSource.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner, boolean delayErrors, int maxConcurrency)	Returns an Observable that emits the results of a specified function to the pair of values emitted by the current Observable and the mapped inner ObservableSource, while limiting the maximum number of concurrent subscriptions to these ObservableSources.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner, boolean delayErrors, int maxConcurrency, int bufferSize)	Returns an Observable that emits the results of a specified function to the pair of values emitted by the current Observable and the mapped inner ObservableSource, while limiting the maximum number of concurrent subscriptions to these ObservableSources.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.flatMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner, int maxConcurrency)	Returns an Observable that emits the results of a specified function to the pair of values emitted by the current Observable and the mapped inner ObservableSource, while limiting the maximum number of concurrent subscriptions to these ObservableSources.
final <@NonNull R> @NonNull Single<R>	Single.flatMap(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Returns a Single that is based on applying a specified function to the item emitted by the current Single, where that function returns a SingleSource.
final <@NonNull R> @NonNull Single<R>	Single.flatMap(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> onSuccessMapper, @NonNull Function<? super Throwable,? extends SingleSource<? extends @NonNull R>> onErrorMapper)	Maps the onSuccess or onError signals of the current Single into a SingleSource and emits that SingleSource's signals.
final <@NonNull U, @NonNull R> @NonNull Single<R>	Single.flatMap(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner)	Returns a Single that emits the results of a specified function to the pair of values emitted by the current Single and a specified mapped SingleSource.
final @NonNull Completable	Flowable.flatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps each element of the upstream Flowable into CompletableSources, subscribes to them and waits until the upstream and all CompletableSources complete.
final @NonNull Completable	Flowable.flatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper, boolean delayErrors, int maxConcurrency)	Maps each element of the upstream Flowable into CompletableSources, subscribes to them and waits until the upstream and all CompletableSources complete, optionally delaying all errors.
final @NonNull Completable	Maybe.flatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Returns a Completable that completes based on applying a specified function to the item emitted by the current Maybe, where that function returns a Completable.
final @NonNull Completable	Observable.flatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps each element of the current Observable into CompletableSources, subscribes to them and waits until the upstream and all CompletableSources complete.
final @NonNull Completable	Observable.flatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper, boolean delayErrors)	Maps each element of the current Observable into CompletableSources, subscribes to them and waits until the upstream and all CompletableSources complete, optionally delaying all errors.
final @NonNull Completable	Single.flatMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Returns a Completable that completes based on applying a specified function to the item emitted by the current Single, where that function returns a CompletableSource.
final <@NonNull U> @NonNull Flowable<U>	Flowable.flatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper)	Merges Iterables generated by a mapper Function for each individual item emitted by the current Flowable into a single Flowable sequence.
final <@NonNull U> @NonNull Flowable<U>	Flowable.flatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper, int bufferSize)	Merges Iterables generated by a mapper Function for each individual item emitted by the current Flowable into a single Flowable sequence.
final <@NonNull U, @NonNull V> @NonNull Flowable<V>	Flowable.flatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull V> combiner)	Merges Iterables generated by a mapper Function for each individual item emitted by the current Flowable into a single Flowable sequence where the resulting items will be the combination of the original item and each inner item of the respective Iterable as returned by the resultSelector BiFunction.
final <@NonNull U, @NonNull V> @NonNull Flowable<V>	Flowable.flatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull V> combiner, int prefetch)	Merges Iterables generated by a mapper Function for each individual item emitted by the current Flowable into a single Flowable sequence where the resulting items will be the combination of the original item and each inner item of the respective Iterable as returned by the resultSelector BiFunction.
final <@NonNull U> @NonNull Observable<U>	Observable.flatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper)	Merges Iterables generated by a mapper Function for each individual item emitted by the current Observable into a single Observable sequence.
final <@NonNull U, @NonNull V> @NonNull Observable<V>	Observable.flatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull V> combiner)	Merges Iterables generated by a mapper Function for each individual item emitted by the current Observable into a single Observable sequence where the resulting items will be the combination of the original item and each inner item of the respective Iterable as returned by the resultSelector BiFunction.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps each element of the upstream Flowable into MaybeSources, subscribes to all of them and merges their onSuccess values, in no particular order, into a single Flowable sequence.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper, boolean delayErrors, int maxConcurrency)	Maps each element of the upstream Flowable into MaybeSources, subscribes to at most maxConcurrency MaybeSources at a time and merges their onSuccess values, in no particular order, into a single Flowable sequence, optionally delaying all errors.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps each element of the current Observable into MaybeSources, subscribes to all of them and merges their onSuccess values, in no particular order, into a single Observable sequence.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper, boolean delayErrors)	Maps each element of the current Observable into MaybeSources, subscribes to them and merges their onSuccess values, in no particular order, into a single Observable sequence, optionally delaying all errors.
final <@NonNull R> @NonNull Maybe<R>	Single.flatMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Returns a Maybe that is based on applying a specified function to the item emitted by the current Single, where that function returns a MaybeSource.
final <@NonNull R> @NonNull Observable<R>	Maybe.flatMapObservable(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper)	Returns an Observable that is based on applying a specified function to the item emitted by the current Maybe, where that function returns an ObservableSource.
final <@NonNull R> @NonNull Observable<R>	Single.flatMapObservable(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper)	Returns an Observable that is based on applying a specified function to the item emitted by the current Single, where that function returns an ObservableSource.
final <@NonNull R> @NonNull Flowable<R>	Maybe.flatMapPublisher(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Returns a Flowable that emits items based on applying a specified function to the item emitted by the current Maybe, where that function returns a Publisher.
final <@NonNull R> @NonNull Flowable<R>	Single.flatMapPublisher(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Returns a Flowable that emits items based on applying a specified function to the item emitted by the current Single, where that function returns a Publisher.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Maps each element of the upstream Flowable into SingleSources, subscribes to all of them and merges their onSuccess values, in no particular order, into a single Flowable sequence.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper, boolean delayErrors, int maxConcurrency)	Maps each element of the upstream Flowable into SingleSources, subscribes to at most maxConcurrency SingleSources at a time and merges their onSuccess values, in no particular order, into a single Flowable sequence, optionally delaying all errors.
final <@NonNull R> @NonNull Maybe<R>	Maybe.flatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Returns a Maybe based on applying a specified function to the item emitted by the current Maybe, where that function returns a Single.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Maps each element of the current Observable into SingleSources, subscribes to all of them and merges their onSuccess values, in no particular order, into a single Observable sequence.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper, boolean delayErrors)	Maps each element of the current Observable into SingleSources, subscribes to them and merges their onSuccess values, in no particular order, into a single Observable sequence, optionally delaying all errors.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMapStream(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper)	Maps each upstream item into a Stream and emits the Stream's items to the downstream in a sequential fashion.
final <@NonNull R> @NonNull Flowable<R>	Flowable.flatMapStream(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper, int prefetch)	Maps each upstream item into a Stream and emits the Stream's items to the downstream in a sequential fashion.
final <@NonNull R> @NonNull Observable<R>	Observable.flatMapStream(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper)	Maps each upstream item into a Stream and emits the Stream's items to the downstream in a sequential fashion.
final <@NonNull U> @NonNull Flowable<U>	Maybe.flattenAsFlowable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper)	Maps the success value of the current Maybe into an Iterable and emits its items as a Flowable sequence.
final <@NonNull U> @NonNull Flowable<U>	Single.flattenAsFlowable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper)	Maps the success value of the current Single into an Iterable and emits its items as a Flowable sequence.
final <@NonNull U> @NonNull Observable<U>	Maybe.flattenAsObservable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper)	Maps the success value of the current Maybe into an Iterable and emits its items as an Observable sequence.
final <@NonNull U> @NonNull Observable<U>	Single.flattenAsObservable(@NonNull Function<@NonNull ? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper)	Maps the success value of the current Single into an Iterable and emits its items as an Observable sequence.
final <@NonNull R> @NonNull Flowable<R>	Maybe.flattenStreamAsFlowable(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper)	Maps the upstream succecss value into a Java Stream and emits its items to the downstream consumer as a Flowable.
final <@NonNull R> @NonNull Flowable<R>	Single.flattenStreamAsFlowable(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper)	Maps the upstream succecss value into a Java Stream and emits its items to the downstream consumer as a Flowable.
final <@NonNull R> @NonNull Observable<R>	Maybe.flattenStreamAsObservable(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper)	Maps the upstream succecss value into a Java Stream and emits its items to the downstream consumer as an Observable.
final <@NonNull R> @NonNull Observable<R>	Single.flattenStreamAsObservable(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper)	Maps the upstream succecss value into a Java Stream and emits its items to the downstream consumer as an Observable.
final @NonNull Disposable	Flowable.forEach(@NonNull Consumer<? super @NonNull T> onNext)	Subscribes to the current Flowable and receives notifications for each element.
final @NonNull Disposable	Observable.forEach(@NonNull Consumer<? super @NonNull T> onNext)	Subscribes to the ObservableSource and calls a Consumer for each item of the current Observable on its emission thread.
final @NonNull Disposable	Flowable.forEachWhile(@NonNull Predicate<? super @NonNull T> onNext)	Subscribes to the current Flowable and receives notifications for each element until the onNext Predicate returns false.
final @NonNull Disposable	Flowable.forEachWhile(@NonNull Predicate<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError)	Subscribes to the current Flowable and receives notifications for each element and error events until the onNext Predicate returns false.
final @NonNull Disposable	Flowable.forEachWhile(@NonNull Predicate<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete)	Subscribes to the current Flowable and receives notifications for each element and the terminal events until the onNext Predicate returns false.
final @NonNull Disposable	Observable.forEachWhile(@NonNull Predicate<? super @NonNull T> onNext)	Subscribes to the ObservableSource and calls a Predicate for each item of the current Observable, on its emission thread, until the predicate returns false.
final @NonNull Disposable	Observable.forEachWhile(@NonNull Predicate<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError)	Subscribes to the ObservableSource and calls a Predicate for each item or a Consumer with the error of the current Observable, on their original emission threads, until the predicate returns false.
final @NonNull Disposable	Observable.forEachWhile(@NonNull Predicate<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete)	Subscribes to the ObservableSource and calls a Predicate for each item, a Consumer with the error or an Action upon completion of the current Observable, on their original emission threads, until the predicate returns false.
static @NonNull Completable	Completable.fromAction(@NonNull Action action)	Returns a Completable instance that runs the given Action for each CompletableObserver and emits either an exception or simply completes.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromAction(@NonNull Action action)	Returns a Flowable instance that runs the given Action for each Subscriber and emits either its exception or simply completes.
static <@NonNull T> @NonNull Maybe<T>	Maybe.fromAction(@NonNull Action action)	Returns a Maybe instance that runs the given Action for each MaybeObserver and emits either its exception or simply completes.
static <@NonNull T> @NonNull Observable<T>	Observable.fromAction(@NonNull Action action)	Returns an Observable instance that runs the given Action for each Observer and emits either its exception or simply completes.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromArray(@NonNull T... items)	Converts an array into a Publisher that emits the items in the array.
static <@NonNull T> @NonNull Observable<T>	Observable.fromArray(@NonNull T... items)	Converts an array into an ObservableSource that emits the items in the array.
static @NonNull Completable	Completable.fromCallable(@NonNull Callable<?> callable)	Returns a Completable which when subscribed, executes the Callable function, ignores its normal result and emits onError or onComplete only.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromCallable(@NonNull Callable<? extends @NonNull T> callable)	Returns a Flowable that, when a Subscriber subscribes to it, invokes a function you specify and then emits the value returned from that function.
static <T> @NonNull Maybe<@NonNull T>	Maybe.fromCallable(@NonNull Callable<? extends @Nullable T> callable)	Returns a Maybe that invokes the given Callable for each individual MaybeObserver that subscribes and emits the resulting non-null item via onSuccess while considering a null result from the Callable as indication for valueless completion via onComplete.
static <@NonNull T> @NonNull Observable<T>	Observable.fromCallable(@NonNull Callable<? extends @NonNull T> callable)	Returns an Observable that, when an observer subscribes to it, invokes a function you specify and then emits the value returned from that function.
static <@NonNull T> @NonNull Single<T>	Single.fromCallable(@NonNull Callable<? extends @NonNull T> callable)	Returns a Single that invokes the given Callable for each incoming SingleObserver and emits its value or exception to them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromCompletable(@NonNull CompletableSource completableSource)	Wraps a CompletableSource into a Flowable.
static <@NonNull T> @NonNull Maybe<T>	Maybe.fromCompletable(@NonNull CompletableSource completableSource)	Wraps a CompletableSource into a Maybe.
static <@NonNull T> @NonNull Observable<T>	Observable.fromCompletable(@NonNull CompletableSource completableSource)	Wraps a CompletableSource into an Observable.
static @NonNull Completable	Completable.fromCompletionStage(@NonNull CompletionStage<?> stage)	Signals completion (or error) when the CompletionStage terminates.
static <@NonNull T> @NonNull Flowable<@NonNull T>	Flowable.fromCompletionStage(@NonNull CompletionStage<@NonNull T> stage)	Signals the completion value or error of the given (hot) CompletionStage-based asynchronous calculation.
static <@NonNull T> @NonNull Maybe<@NonNull T>	Maybe.fromCompletionStage(@NonNull CompletionStage<@NonNull T> stage)	Signals the completion value or error of the given (hot) CompletionStage-based asynchronous calculation.
static <@NonNull T> @NonNull Observable<@NonNull T>	Observable.fromCompletionStage(@NonNull CompletionStage<@NonNull T> stage)	Signals the completion value or error of the given (hot) CompletionStage-based asynchronous calculation.
static <@NonNull T> @NonNull Single<@NonNull T>	Single.fromCompletionStage(@NonNull CompletionStage<@NonNull T> stage)	Signals the completion value or error of the given (hot) CompletionStage-based asynchronous calculation.
static @NonNull Completable	Completable.fromFuture(@NonNull Future<?> future)	Returns a Completable instance that reacts to the termination of the given Future in a blocking fashion.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromFuture(@NonNull Future<? extends @NonNull T> future)	Converts a Future into a Publisher.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromFuture(@NonNull Future<? extends @NonNull T> future, long timeout, @NonNull TimeUnit unit)	Converts a Future into a Publisher, with a timeout on the Future.
static <@NonNull T> @NonNull Maybe<T>	Maybe.fromFuture(@NonNull Future<? extends @NonNull T> future)	Converts a Future into a Maybe, treating a null result as an indication of emptiness.
static <@NonNull T> @NonNull Maybe<T>	Maybe.fromFuture(@NonNull Future<? extends @NonNull T> future, long timeout, @NonNull TimeUnit unit)	Converts a Future into a Maybe, with a timeout on the Future.
static <@NonNull T> @NonNull Observable<T>	Observable.fromFuture(@NonNull Future<? extends @NonNull T> future)	Converts a Future into an Observable.
static <@NonNull T> @NonNull Observable<T>	Observable.fromFuture(@NonNull Future<? extends @NonNull T> future, long timeout, @NonNull TimeUnit unit)	Converts a Future into an Observable, with a timeout on the Future.
static <@NonNull T> @NonNull Single<T>	Single.fromFuture(@NonNull Future<? extends @NonNull T> future)	Converts a Future into a Single and awaits its outcome in a blocking fashion.
static <@NonNull T> @NonNull Single<T>	Single.fromFuture(@NonNull Future<? extends @NonNull T> future, long timeout, @NonNull TimeUnit unit)	Converts a Future into a Single and awaits its outcome, or timeout, in a blocking fashion.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromIterable(@NonNull Iterable<? extends @NonNull T> source)	Converts an Iterable sequence into a Publisher that emits the items in the sequence.
static <@NonNull T> @NonNull Observable<T>	Observable.fromIterable(@NonNull Iterable<? extends @NonNull T> source)	Converts an Iterable sequence into an Observable that emits the items in the sequence.
static <@NonNull T> @NonNull Completable	Completable.fromMaybe(@NonNull MaybeSource<@NonNull T> maybe)	Returns a Completable instance that when subscribed to, subscribes to the MaybeSource instance and emits an onComplete event if the maybe emits onSuccess/onComplete or forwards any onError events.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromMaybe(@NonNull MaybeSource<@NonNull T> maybe)	Returns a Flowable instance that when subscribed to, subscribes to the MaybeSource instance and emits onSuccess as a single item or forwards any onComplete or onError signal.
static <@NonNull T> @NonNull Observable<T>	Observable.fromMaybe(@NonNull MaybeSource<@NonNull T> maybe)	Returns an Observable instance that when subscribed to, subscribes to the MaybeSource instance and emits onSuccess as a single item or forwards any onComplete or onError signal.
static <@NonNull T> @NonNull Single<T>	Single.fromMaybe(@NonNull MaybeSource<@NonNull T> maybe)	Returns a Single instance that when subscribed to, subscribes to the MaybeSource instance and emits onSuccess as a single item, turns an onComplete into NoSuchElementException error signal or forwards the onError signal.
static <@NonNull T> @NonNull Single<T>	Single.fromMaybe(@NonNull MaybeSource<@NonNull T> maybe, @NonNull T defaultItem)	Returns a Single instance that when subscribed to, subscribes to the MaybeSource instance and emits onSuccess as a single item, emits the defaultItem for an onComplete signal or forwards the onError signal.
static <@NonNull T> @NonNull Completable	Completable.fromObservable(@NonNull ObservableSource<@NonNull T> observable)	Returns a Completable instance that subscribes to the given ObservableSource, ignores all values and emits only the terminal event.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromObservable(@NonNull ObservableSource<@NonNull T> source, @NonNull BackpressureStrategy strategy)	Converts the given ObservableSource into a Flowable by applying the specified backpressure strategy.
static <@NonNull T> @NonNull Maybe<T>	Maybe.fromObservable(@NonNull ObservableSource<@NonNull T> source)	Wraps an ObservableSource into a Maybe and emits the very first item or completes if the source is empty.
static <@NonNull T> @NonNull Single<T>	Single.fromObservable(@NonNull ObservableSource<? extends @NonNull T> observable)	Wraps a specific ObservableSource into a Single and signals its single element or error.
static <@NonNull T> @NonNull Flowable<@NonNull T>	Flowable.fromOptional(@NonNull Optional<@NonNull T> optional)	Converts the existing value of the provided optional into a Flowable.just(Object) or an empty optional into an Flowable.empty() Flowable instance.
static <@NonNull T> @NonNull Maybe<@NonNull T>	Maybe.fromOptional(@NonNull Optional<@NonNull T> optional)	Converts the existing value of the provided optional into a Maybe.just(Object) or an empty optional into an Maybe.empty() Maybe instance.
static <@NonNull T> @NonNull Observable<@NonNull T>	Observable.fromOptional(@NonNull Optional<@NonNull T> optional)	Converts the existing value of the provided optional into a Observable.just(Object) or an empty optional into an Observable.empty() Observable instance.
static <@NonNull T> @NonNull Completable	Completable.fromPublisher(@NonNull org.reactivestreams.Publisher<@NonNull T> publisher)	Returns a Completable instance that subscribes to the given Publisher, ignores all values and emits only the terminal event.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromPublisher(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> publisher)	Converts an arbitrary Reactive Streams Publisher into a Flowable if not already a Flowable.
static <@NonNull T> @NonNull Maybe<T>	Maybe.fromPublisher(@NonNull org.reactivestreams.Publisher<@NonNull T> source)	Wraps a Publisher into a Maybe and emits the very first item or completes if the source is empty.
static <@NonNull T> @NonNull Observable<T>	Observable.fromPublisher(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> publisher)	Converts an arbitrary Reactive Streams Publisher into an Observable.
static <@NonNull T> @NonNull Single<T>	Single.fromPublisher(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> publisher)	Wraps a specific Publisher into a Single and signals its single element or error.
static @NonNull Completable	Completable.fromRunnable(@NonNull Runnable run)	Returns a Completable instance that runs the given Runnable for each CompletableObserver and emits either its unchecked exception or simply completes.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromRunnable(@NonNull Runnable run)	Returns a Flowable instance that runs the given Runnable for each Subscriber and emits either its unchecked exception or simply completes.
static <@NonNull T> @NonNull Maybe<T>	Maybe.fromRunnable(@NonNull Runnable run)	Returns a Maybe instance that runs the given Runnable for each MaybeObserver and emits either its unchecked exception or simply completes.
static <@NonNull T> @NonNull Observable<T>	Observable.fromRunnable(@NonNull Runnable run)	Returns an Observable instance that runs the given Runnable for each Observer and emits either its unchecked exception or simply completes.
static <@NonNull T> @NonNull Completable	Completable.fromSingle(@NonNull SingleSource<@NonNull T> single)	Returns a Completable instance that when subscribed to, subscribes to the SingleSource instance and emits a completion event if the single emits onSuccess or forwards any onError events.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromSingle(@NonNull SingleSource<@NonNull T> source)	Returns a Flowable instance that when subscribed to, subscribes to the SingleSource instance and emits onSuccess as a single item or forwards the onError signal.
static <@NonNull T> @NonNull Maybe<T>	Maybe.fromSingle(@NonNull SingleSource<@NonNull T> single)	Wraps a SingleSource into a Maybe.
static <@NonNull T> @NonNull Observable<T>	Observable.fromSingle(@NonNull SingleSource<@NonNull T> source)	Returns an Observable instance that when subscribed to, subscribes to the SingleSource instance and emits onSuccess as a single item or forwards the onError signal.
static <@NonNull T> @NonNull Flowable<@NonNull T>	Flowable.fromStream(@NonNull Stream<@NonNull T> stream)	Converts a Stream into a finite Flowable and emits its items in the sequence.
static <@NonNull T> @NonNull Observable<@NonNull T>	Observable.fromStream(@NonNull Stream<@NonNull T> stream)	Converts a Stream into a finite Observable and emits its items in the sequence.
static @NonNull Completable	Completable.fromSupplier(@NonNull Supplier<?> supplier)	Returns a Completable which when subscribed, executes the Supplier function, ignores its normal result and emits onError or onComplete only.
static <@NonNull T> @NonNull Flowable<T>	Flowable.fromSupplier(@NonNull Supplier<? extends @NonNull T> supplier)	Returns a Flowable that, when a Subscriber subscribes to it, invokes a supplier function you specify and then emits the value returned from that function.
static <T> @NonNull Maybe<@NonNull T>	Maybe.fromSupplier(@NonNull Supplier<? extends @Nullable T> supplier)	Returns a Maybe that invokes the given Supplier for each individual MaybeObserver that subscribes and emits the resulting non-null item via onSuccess while considering a null result from the Supplier as indication for valueless completion via onComplete.
static <@NonNull T> @NonNull Observable<T>	Observable.fromSupplier(@NonNull Supplier<? extends @NonNull T> supplier)	Returns an Observable that, when an observer subscribes to it, invokes a supplier function you specify and then emits the value returned from that function.
static <@NonNull T> @NonNull Single<T>	Single.fromSupplier(@NonNull Supplier<? extends @NonNull T> supplier)	Returns a Single that invokes passed supplier and emits its result for each individual SingleObserver that subscribes.
static <@NonNull T> @NonNull Flowable<T>	Flowable.generate(@NonNull Consumer<@NonNull Emitter<@NonNull T>> generator)	Returns a cold, synchronous, stateless and backpressure-aware generator of values.
static <@NonNull T, @NonNull S> @NonNull Flowable<T>	Flowable.generate(@NonNull Supplier<@NonNull S> initialState, @NonNull BiConsumer<@NonNull S,Emitter<@NonNull T>> generator)	Returns a cold, synchronous, stateful and backpressure-aware generator of values.
static <@NonNull T, @NonNull S> @NonNull Flowable<T>	Flowable.generate(@NonNull Supplier<@NonNull S> initialState, @NonNull BiConsumer<@NonNull S,Emitter<@NonNull T>> generator, @NonNull Consumer<? super @NonNull S> disposeState)	Returns a cold, synchronous, stateful and backpressure-aware generator of values.
static <@NonNull T, @NonNull S> @NonNull Flowable<T>	Flowable.generate(@NonNull Supplier<@NonNull S> initialState, @NonNull BiFunction<@NonNull S,@NonNull Emitter<@NonNull T>,@NonNull S> generator)	Returns a cold, synchronous, stateful and backpressure-aware generator of values.
static <@NonNull T, @NonNull S> @NonNull Flowable<T>	Flowable.generate(@NonNull Supplier<@NonNull S> initialState, @NonNull BiFunction<@NonNull S,@NonNull Emitter<@NonNull T>,@NonNull S> generator, @NonNull Consumer<? super @NonNull S> disposeState)	Returns a cold, synchronous, stateful and backpressure-aware generator of values.
static <@NonNull T> @NonNull Observable<T>	Observable.generate(@NonNull Consumer<Emitter<@NonNull T>> generator)	Returns a cold, synchronous and stateless generator of values.
static <@NonNull T, @NonNull S> @NonNull Observable<T>	Observable.generate(@NonNull Supplier<@NonNull S> initialState, @NonNull BiConsumer<@NonNull S,Emitter<@NonNull T>> generator)	Returns a cold, synchronous and stateful generator of values.
static <@NonNull T, @NonNull S> @NonNull Observable<T>	Observable.generate(@NonNull Supplier<@NonNull S> initialState, @NonNull BiConsumer<@NonNull S,Emitter<@NonNull T>> generator, @NonNull Consumer<? super @NonNull S> disposeState)	Returns a cold, synchronous and stateful generator of values.
static <@NonNull T, @NonNull S> @NonNull Observable<T>	Observable.generate(@NonNull Supplier<@NonNull S> initialState, @NonNull BiFunction<@NonNull S,Emitter<@NonNull T>,@NonNull S> generator)	Returns a cold, synchronous and stateful generator of values.
static <@NonNull T, @NonNull S> @NonNull Observable<T>	Observable.generate(@NonNull Supplier<@NonNull S> initialState, @NonNull BiFunction<@NonNull S,Emitter<@NonNull T>,@NonNull S> generator, @NonNull Consumer<? super @NonNull S> disposeState)	Returns a cold, synchronous and stateful generator of values.
final <@NonNull K> @NonNull Flowable<GroupedFlowable<K,T>>	Flowable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector)	Groups the items emitted by the current Flowable according to a specified criterion, and emits these grouped items as GroupedFlowables.
final <@NonNull K> @NonNull Flowable<GroupedFlowable<K,T>>	Flowable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, boolean delayError)	Groups the items emitted by the current Flowable according to a specified criterion, and emits these grouped items as GroupedFlowables.
final <@NonNull K, @NonNull V> @NonNull Flowable<GroupedFlowable<K,V>>	Flowable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector)	Groups the items emitted by the current Flowable according to a specified criterion, and emits these grouped items as GroupedFlowables.
final <@NonNull K, @NonNull V> @NonNull Flowable<GroupedFlowable<K,V>>	Flowable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, boolean delayError)	Groups the items emitted by the current Flowable according to a specified criterion, and emits these grouped items as GroupedFlowables.
final <@NonNull K, @NonNull V> @NonNull Flowable<GroupedFlowable<K,V>>	Flowable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, boolean delayError, int bufferSize)	Groups the items emitted by the current Flowable according to a specified criterion, and emits these grouped items as GroupedFlowables.
final <@NonNull K, @NonNull V> @NonNull Flowable<GroupedFlowable<K,V>>	Flowable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, boolean delayError, int bufferSize, @NonNull Function<? super Consumer<Object>,? extends Map<@NonNull K,Object>> evictingMapFactory)	Groups the items emitted by the current Flowable according to a specified criterion, and emits these grouped items as GroupedFlowables.
final <@NonNull K> @NonNull Observable<GroupedObservable<K,T>>	Observable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector)	Groups the items emitted by the current Observable according to a specified criterion, and emits these grouped items as GroupedObservables.
final <@NonNull K> @NonNull Observable<GroupedObservable<K,T>>	Observable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, boolean delayError)	Groups the items emitted by the current Observable according to a specified criterion, and emits these grouped items as GroupedObservables.
final <@NonNull K, @NonNull V> @NonNull Observable<GroupedObservable<K,V>>	Observable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, boolean delayError)	Groups the items emitted by the current Observable according to a specified criterion, and emits these grouped items as GroupedObservables.
final <@NonNull K, @NonNull V> @NonNull Observable<GroupedObservable<K,V>>	Observable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, boolean delayError, int bufferSize)	Groups the items emitted by the current Observable according to a specified criterion, and emits these grouped items as GroupedObservables.
final <@NonNull K, @NonNull V> @NonNull Observable<GroupedObservable<K,V>>	Observable.groupBy(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, Function<? super @NonNull T,? extends @NonNull V> valueSelector)	Groups the items emitted by the current Observable according to a specified criterion, and emits these grouped items as GroupedObservables.
final <@NonNull TRight, @NonNull TLeftEnd, @NonNull TRightEnd, @NonNull R> @NonNull Flowable<R>	Flowable.groupJoin(@NonNull org.reactivestreams.Publisher<? extends @NonNull TRight> other, @NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<@NonNull TLeftEnd>> leftEnd, @NonNull Function<? super @NonNull TRight,@NonNull ? extends org.reactivestreams.Publisher<@NonNull TRightEnd>> rightEnd, @NonNull BiFunction<? super @NonNull T,? super Flowable<@NonNull TRight>,? extends @NonNull R> resultSelector)	Returns a Flowable that correlates two Publishers when they overlap in time and groups the results.
final <@NonNull TRight, @NonNull TLeftEnd, @NonNull TRightEnd, @NonNull R> @NonNull Observable<R>	Observable.groupJoin(@NonNull ObservableSource<? extends @NonNull TRight> other, @NonNull Function<? super @NonNull T,? extends ObservableSource<@NonNull TLeftEnd>> leftEnd, @NonNull Function<? super @NonNull TRight,? extends ObservableSource<@NonNull TRightEnd>> rightEnd, @NonNull BiFunction<? super @NonNull T,? super Observable<@NonNull TRight>,? extends @NonNull R> resultSelector)	Returns an Observable that correlates two ObservableSources when they overlap in time and groups the results.
final @NonNull Completable	Completable.hide()	Hides the identity of this Completable and its Disposable.
final @NonNull Flowable<T>	Flowable.hide()	Hides the identity of this Flowable and its Subscription.
final @NonNull Maybe<T>	Maybe.hide()	Hides the identity of this Maybe and its Disposable.
final @NonNull Observable<T>	Observable.hide()	Hides the identity of the current Observable and its Disposable.
final @NonNull Single<T>	Single.hide()	Hides the identity of the current Single, including the Disposable that is sent to the downstream via onSubscribe().
final @NonNull Completable	Maybe.ignoreElement()	Returns a Completable that ignores the item emitted by the current Maybe and only calls onComplete or onError.
final @NonNull Completable	Single.ignoreElement()	Returns a Completable that ignores the success value of this Single and signals onComplete instead.
final @NonNull Completable	Flowable.ignoreElements()	Ignores all items emitted by the current Flowable and only calls onComplete or onError.
final @NonNull Completable	Observable.ignoreElements()	Ignores all items emitted by the current Observable and only calls onComplete or onError.
static @NonNull Flowable<Long>	Flowable.interval(long initialDelay, long period, @NonNull TimeUnit unit)	Returns a Flowable that emits a 0L after the initialDelay and ever-increasing numbers after each period of time thereafter.
static @NonNull Flowable<Long>	Flowable.interval(long initialDelay, long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits a 0L after the initialDelay and ever-increasing numbers after each period of time thereafter, on a specified Scheduler.
static @NonNull Flowable<Long>	Flowable.interval(long period, @NonNull TimeUnit unit)	Returns a Flowable that emits a sequential number every specified interval of time.
static @NonNull Flowable<Long>	Flowable.interval(long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits a sequential number every specified interval of time, on a specified Scheduler.
static @NonNull Observable<Long>	Observable.interval(long initialDelay, long period, @NonNull TimeUnit unit)	Returns an Observable that emits a 0L after the initialDelay and ever increasing numbers after each period of time thereafter.
static @NonNull Observable<Long>	Observable.interval(long initialDelay, long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits a 0L after the initialDelay and ever increasing numbers after each period of time thereafter, on a specified Scheduler.
static @NonNull Observable<Long>	Observable.interval(long period, @NonNull TimeUnit unit)	Returns an Observable that emits a sequential number every specified interval of time.
static @NonNull Observable<Long>	Observable.interval(long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits a sequential number every specified interval of time, on a specified Scheduler.
static @NonNull Flowable<Long>	Flowable.intervalRange(long start, long count, long initialDelay, long period, @NonNull TimeUnit unit)	Signals a range of long values, the first after some initial delay and the rest periodically after.
static @NonNull Flowable<Long>	Flowable.intervalRange(long start, long count, long initialDelay, long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Signals a range of long values, the first after some initial delay and the rest periodically after.
static @NonNull Observable<Long>	Observable.intervalRange(long start, long count, long initialDelay, long period, @NonNull TimeUnit unit)	Signals a range of long values, the first after some initial delay and the rest periodically after.
static @NonNull Observable<Long>	Observable.intervalRange(long start, long count, long initialDelay, long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Signals a range of long values, the first after some initial delay and the rest periodically after.
final @NonNull Single<Boolean>	Flowable.isEmpty()	Returns a Single that emits true if the current Flowable is empty, otherwise false.
final @NonNull Single<Boolean>	Maybe.isEmpty()	Returns a Single that emits true if the current Maybe is empty, otherwise false.
final @NonNull Single<Boolean>	Observable.isEmpty()	Returns a Single that emits true if the current Observable is empty, otherwise false.
final <@NonNull TRight, @NonNull TLeftEnd, @NonNull TRightEnd, @NonNull R> @NonNull Flowable<R>	Flowable.join(@NonNull org.reactivestreams.Publisher<? extends @NonNull TRight> other, @NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<@NonNull TLeftEnd>> leftEnd, @NonNull Function<? super @NonNull TRight,@NonNull ? extends org.reactivestreams.Publisher<@NonNull TRightEnd>> rightEnd, @NonNull BiFunction<? super @NonNull T,? super @NonNull TRight,? extends @NonNull R> resultSelector)	Correlates the items emitted by two Publishers based on overlapping durations.
final <@NonNull TRight, @NonNull TLeftEnd, @NonNull TRightEnd, @NonNull R> @NonNull Observable<R>	Observable.join(@NonNull ObservableSource<? extends @NonNull TRight> other, @NonNull Function<? super @NonNull T,? extends ObservableSource<@NonNull TLeftEnd>> leftEnd, @NonNull Function<? super @NonNull TRight,? extends ObservableSource<@NonNull TRightEnd>> rightEnd, @NonNull BiFunction<? super @NonNull T,? super @NonNull TRight,? extends @NonNull R> resultSelector)	Correlates the items emitted by two ObservableSources based on overlapping durations.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item)	Returns a Flowable that signals the given (constant reference) item and then completes.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item1, @NonNull T item2)	Converts two items into a Publisher that emits those items.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3)	Converts three items into a Publisher that emits those items.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4)	Converts four items into a Publisher that emits those items.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5)	Converts five items into a Publisher that emits those items.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6)	Converts six items into a Publisher that emits those items.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6, @NonNull T item7)	Converts seven items into a Publisher that emits those items.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6, @NonNull T item7, @NonNull T item8)	Converts eight items into a Publisher that emits those items.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6, @NonNull T item7, @NonNull T item8, @NonNull T item9)	Converts nine items into a Publisher that emits those items.
static <@NonNull T> @NonNull Flowable<T>	Flowable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6, @NonNull T item7, @NonNull T item8, @NonNull T item9, @NonNull T item10)	Converts ten items into a Publisher that emits those items.
static <@NonNull T> @NonNull Maybe<T>	Maybe.just(@NonNull T item)	Returns a Maybe that emits a specified item.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item)	Returns an Observable that signals the given (constant reference) item and then completes.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item1, @NonNull T item2)	Converts two items into an Observable that emits those items.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3)	Converts three items into an Observable that emits those items.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4)	Converts four items into an Observable that emits those items.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5)	Converts five items into an Observable that emits those items.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6)	Converts six items into an Observable that emits those items.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6, @NonNull T item7)	Converts seven items into an Observable that emits those items.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6, @NonNull T item7, @NonNull T item8)	Converts eight items into an Observable that emits those items.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6, @NonNull T item7, @NonNull T item8, @NonNull T item9)	Converts nine items into an Observable that emits those items.
static <@NonNull T> @NonNull Observable<T>	Observable.just(@NonNull T item1, @NonNull T item2, @NonNull T item3, @NonNull T item4, @NonNull T item5, @NonNull T item6, @NonNull T item7, @NonNull T item8, @NonNull T item9, @NonNull T item10)	Converts ten items into an Observable that emits those items.
static <@NonNull T> @NonNull Single<T>	Single.just(@NonNull T item)	Returns a Single that emits a specified item.
final @NonNull Single<T>	Flowable.last(@NonNull T defaultItem)	Returns a Single that emits only the last item emitted by this Flowable, or a default item if this Flowable completes without emitting any items.
final @NonNull Single<T>	Observable.last(@NonNull T defaultItem)	Returns a Single that emits only the last item emitted by the current Observable, or a default item if the current Observable completes without emitting any items.
final @NonNull Maybe<T>	Flowable.lastElement()	Returns a Maybe that emits the last item emitted by this Flowable or completes if this Flowable is empty.
final @NonNull Maybe<T>	Observable.lastElement()	Returns a Maybe that emits the last item emitted by the current Observable or completes if the current Observable is empty.
final @NonNull Single<T>	Flowable.lastOrError()	Returns a Single that emits only the last item emitted by this Flowable or signals a NoSuchElementException if this Flowable is empty.
final @NonNull Single<T>	Observable.lastOrError()	Returns a Single that emits only the last item emitted by the current Observable or signals a NoSuchElementException if the current Observable is empty.
final @NonNull CompletionStage<T>	Flowable.lastOrErrorStage()	Signals the last upstream item or a NoSuchElementException if the upstream is empty via a CompletionStage.
final @NonNull CompletionStage<T>	Observable.lastOrErrorStage()	Signals the last upstream item or a NoSuchElementException if the upstream is empty via a CompletionStage.
final @NonNull CompletionStage<T>	Flowable.lastStage(@NonNull T defaultItem)	Signals the last upstream item (or the default item if the upstream is empty) via a CompletionStage.
final @NonNull CompletionStage<T>	Observable.lastStage(@NonNull T defaultItem)	Signals the last upstream item (or the default item if the upstream is empty) via a CompletionStage.
final @NonNull Completable	Completable.lift(@NonNull CompletableOperator onLift)	This method requires advanced knowledge about building operators, please consider other standard composition methods first; Returns a Completable which, when subscribed to, invokes the apply(CompletableObserver) method of the provided CompletableOperator for each individual downstream Completable and allows the insertion of a custom operator by accessing the downstream's CompletableObserver during this subscription phase and providing a new CompletableObserver, containing the custom operator's intended business logic, that will be used in the subscription process going further upstream.
final <@NonNull R> @NonNull Flowable<R>	Flowable.lift(@NonNull FlowableOperator<? extends @NonNull R,? super @NonNull T> lifter)	This method requires advanced knowledge about building operators, please consider other standard composition methods first; Returns a Flowable which, when subscribed to, invokes the apply(Subscriber) method of the provided FlowableOperator for each individual downstream Subscriber and allows the insertion of a custom operator by accessing the downstream's Subscriber during this subscription phase and providing a new Subscriber, containing the custom operator's intended business logic, that will be used in the subscription process going further upstream.
final <@NonNull R> @NonNull Maybe<R>	Maybe.lift(@NonNull MaybeOperator<? extends @NonNull R,? super @NonNull T> lift)	This method requires advanced knowledge about building operators, please consider other standard composition methods first; Returns a Maybe which, when subscribed to, invokes the apply(MaybeObserver) method of the provided MaybeOperator for each individual downstream Maybe and allows the insertion of a custom operator by accessing the downstream's MaybeObserver during this subscription phase and providing a new MaybeObserver, containing the custom operator's intended business logic, that will be used in the subscription process going further upstream.
final <@NonNull R> @NonNull Observable<R>	Observable.lift(@NonNull ObservableOperator<? extends @NonNull R,? super @NonNull T> lifter)	This method requires advanced knowledge about building operators, please consider other standard composition methods first; Returns an Observable which, when subscribed to, invokes the apply(Observer) method of the provided ObservableOperator for each individual downstream Observer and allows the insertion of a custom operator by accessing the downstream's Observer during this subscription phase and providing a new Observer, containing the custom operator's intended business logic, that will be used in the subscription process going further upstream.
final <@NonNull R> @NonNull Single<R>	Single.lift(@NonNull SingleOperator<? extends @NonNull R,? super @NonNull T> lift)	This method requires advanced knowledge about building operators, please consider other standard composition methods first; Returns a Single which, when subscribed to, invokes the apply(SingleObserver) method of the provided SingleOperator for each individual downstream Single and allows the insertion of a custom operator by accessing the downstream's SingleObserver during this subscription phase and providing a new SingleObserver, containing the custom operator's intended business logic, that will be used in the subscription process going further upstream.
final <@NonNull R> @NonNull Flowable<R>	Flowable.map(@NonNull Function<? super @NonNull T,? extends @NonNull R> mapper)	Returns a Flowable that applies a specified function to each item emitted by the current Flowable and emits the results of these function applications.
final <@NonNull R> @NonNull Maybe<R>	Maybe.map(@NonNull Function<? super @NonNull T,? extends @NonNull R> mapper)	Returns a Maybe that applies a specified function to the item emitted by the current Maybe and emits the result of this function application.
final <@NonNull R> @NonNull Observable<R>	Observable.map(@NonNull Function<? super @NonNull T,? extends @NonNull R> mapper)	Returns an Observable that applies a specified function to each item emitted by the current Observable and emits the results of these function applications.
final <@NonNull R> @NonNull Single<R>	Single.map(@NonNull Function<? super @NonNull T,? extends @NonNull R> mapper)	Returns a Single that applies a specified function to the item emitted by the current Single and emits the result of this function application.
final <@NonNull R> @NonNull Flowable<R>	Flowable.mapOptional(@NonNull Function<? super @NonNull T,@NonNull Optional<? extends @NonNull R>> mapper)	Maps each upstream value into an Optional and emits the contained item if not empty.
final <@NonNull R> @NonNull Maybe<R>	Maybe.mapOptional(@NonNull Function<? super @NonNull T,@NonNull Optional<? extends @NonNull R>> mapper)	Maps the upstream success value into an Optional and emits the contained item if not empty.
final <@NonNull R> @NonNull Observable<R>	Observable.mapOptional(@NonNull Function<? super @NonNull T,@NonNull Optional<? extends @NonNull R>> mapper)	Maps each upstream value into an Optional and emits the contained item if not empty.
final <@NonNull R> @NonNull Maybe<R>	Single.mapOptional(@NonNull Function<? super @NonNull T,@NonNull Optional<? extends @NonNull R>> mapper)	Maps the upstream success value into an Optional and emits the contained item if not empty as a Maybe.
final <@NonNull T> @NonNull Single<Notification<T>>	Completable.materialize()	Maps the signal types of this Completable into a Notification of the same kind and emits it as a single success value to downstream.
final @NonNull Flowable<Notification<T>>	Flowable.materialize()	Returns a Flowable that represents all of the emissions and notifications from the current Flowable into emissions marked with their original types within Notification objects.
final @NonNull Single<Notification<T>>	Maybe.materialize()	Maps the signal types of this Maybe into a Notification of the same kind and emits it as a Single's onSuccess value to downstream.
final @NonNull Observable<Notification<T>>	Observable.materialize()	Returns an Observable that represents all of the emissions and notifications from the current Observable into emissions marked with their original types within Notification objects.
final @NonNull Single<Notification<T>>	Single.materialize()	Maps the signal types of this Single into a Notification of the same kind and emits it as a single success value to downstream.
static @NonNull Completable	Completable.merge(@NonNull Iterable<@NonNull ? extends CompletableSource> sources)	Returns a Completable instance that subscribes to all sources at once and completes only when all source CompletableSources complete or one of them emits an error.
static @NonNull Completable	Completable.merge(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources)	Returns a Completable instance that subscribes to all sources at once and completes only when all source CompletableSources complete or one of them emits an error.
static @NonNull Completable	Completable.merge(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources, int maxConcurrency)	Returns a Completable instance that keeps subscriptions to a limited number of sources at once and completes only when all source CompletableSources complete or one of them emits an error.
static <@NonNull T> @NonNull Flowable<T>	Flowable.merge(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Flattens an Iterable of Publishers into one Publisher, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Flowable.merge(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency)	Flattens an Iterable of Publishers into one Publisher, without any transformation, while limiting the number of concurrent subscriptions to these Publishers.
static <@NonNull T> @NonNull Flowable<T>	Flowable.merge(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency, int bufferSize)	Flattens an Iterable of Publishers into one Publisher, without any transformation, while limiting the number of concurrent subscriptions to these Publishers.
static <@NonNull T> @NonNull Flowable<T>	Flowable.merge(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2)	Flattens two Publishers into a single Publisher, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Flowable.merge(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source3)	Flattens three Publishers into a single Publisher, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Flowable.merge(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source4)	Flattens four Publishers into a single Publisher, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Flowable.merge(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Flattens a Publisher that emits Publishers into a single Publisher that emits the items emitted by thos Publishers , without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Flowable.merge(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency)	Flattens a Publisher that emits Publishers into a single Publisher that emits the items emitted by those Publishers, without any transformation, while limiting the maximum number of concurrent subscriptions to these Publishers.
static <@NonNull T> @NonNull Maybe<T>	Maybe.merge(@NonNull MaybeSource<? extends MaybeSource<? extends @NonNull T>> source)	Flattens a MaybeSource that emits a MaybeSource into a single MaybeSource that emits the item emitted by the nested MaybeSource, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Maybe.merge(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2)	Flattens two MaybeSources into a single Flowable, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Maybe.merge(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2, @NonNull MaybeSource<? extends @NonNull T> source3)	Flattens three MaybeSources into a single Flowable, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Maybe.merge(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2, @NonNull MaybeSource<? extends @NonNull T> source3, @NonNull MaybeSource<? extends @NonNull T> source4)	Flattens four MaybeSources into a single Flowable, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Maybe.merge(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Merges an Iterable sequence of MaybeSource instances into a single Flowable sequence, running all MaybeSources at once.
static <@NonNull T> @NonNull Flowable<T>	Maybe.merge(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Merges a Publisher sequence of MaybeSource instances into a single Flowable sequence, running all MaybeSources at once.
static <@NonNull T> @NonNull Flowable<T>	Maybe.merge(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources, int maxConcurrency)	Merges a Publisher sequence of MaybeSource instances into a single Flowable sequence, running at most maxConcurrency MaybeSources at once.
static <@NonNull T> @NonNull Observable<T>	Observable.merge(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources)	Flattens an ObservableSource that emits ObservableSources into a single Observable that emits the items emitted by those ObservableSources, without any transformation.
static <@NonNull T> @NonNull Observable<T>	Observable.merge(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency)	Flattens an ObservableSource that emits ObservableSources into a single Observable that emits the items emitted by those ObservableSources, without any transformation, while limiting the maximum number of concurrent subscriptions to these ObservableSources.
static <@NonNull T> @NonNull Observable<T>	Observable.merge(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2)	Flattens two ObservableSources into a single Observable, without any transformation.
static <@NonNull T> @NonNull Observable<T>	Observable.merge(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2, @NonNull ObservableSource<? extends @NonNull T> source3)	Flattens three ObservableSources into a single Observable, without any transformation.
static <@NonNull T> @NonNull Observable<T>	Observable.merge(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2, @NonNull ObservableSource<? extends @NonNull T> source3, @NonNull ObservableSource<? extends @NonNull T> source4)	Flattens four ObservableSources into a single Observable, without any transformation.
static <@NonNull T> @NonNull Observable<T>	Observable.merge(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources)	Flattens an Iterable of ObservableSources into one Observable, without any transformation.
static <@NonNull T> @NonNull Observable<T>	Observable.merge(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency)	Flattens an Iterable of ObservableSources into one Observable, without any transformation, while limiting the number of concurrent subscriptions to these ObservableSources.
static <@NonNull T> @NonNull Observable<T>	Observable.merge(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency, int bufferSize)	Flattens an Iterable of ObservableSources into one Observable, without any transformation, while limiting the number of concurrent subscriptions to these ObservableSources.
static <@NonNull T> @NonNull Single<T>	Single.merge(@NonNull SingleSource<? extends SingleSource<? extends @NonNull T>> source)	Flattens a SingleSource that emits a SingleSingle into a single Single that emits the item emitted by the nested SingleSource, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Single.merge(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2)	Flattens two SingleSources into one Flowable sequence, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Single.merge(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2, @NonNull SingleSource<? extends @NonNull T> source3)	Flattens three SingleSources into one Flowable sequence, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Single.merge(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2, @NonNull SingleSource<? extends @NonNull T> source3, @NonNull SingleSource<? extends @NonNull T> source4)	Flattens four SingleSources into one Flowable sequence, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Single.merge(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Merges an Iterable sequence of SingleSource instances into a single Flowable sequence, running all SingleSources at once.
static <@NonNull T> @NonNull Flowable<T>	Single.merge(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Merges a sequence of SingleSource instances emitted by a Publisher into a single Flowable sequence, running all SingleSources at once.
private static @NonNull Completable	Completable.merge0(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources, int maxConcurrency, boolean delayErrors)	Returns a Completable instance that keeps subscriptions to a limited number of CompletableSources at once and completes only when all source CompletableSources terminate in one way or another, combining any exceptions signaled by either the source Publisher or the inner CompletableSource instances.
static @NonNull Completable	Completable.mergeArray(@NonNull CompletableSource... sources)	Returns a Completable instance that subscribes to all sources at once and completes only when all source CompletableSources complete or one of them emits an error.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeArray(int maxConcurrency, int bufferSize, @NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Flattens an array of Publishers into one Publisher, without any transformation, while limiting the number of concurrent subscriptions to these Publishers.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeArray(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Flattens an array of Publishers into one Publisher, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Maybe.mergeArray(MaybeSource<? extends @NonNull T>... sources)	Merges an array of MaybeSource instances into a single Flowable sequence, running all MaybeSources at once.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeArray(int maxConcurrency, int bufferSize, @NonNull ObservableSource<? extends @NonNull T>... sources)	Flattens an array of ObservableSources into one Observable, without any transformation, while limiting the number of concurrent subscriptions to these ObservableSources.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeArray(@NonNull ObservableSource<? extends @NonNull T>... sources)	Flattens an array of ObservableSources into one Observable, without any transformation.
static <@NonNull T> @NonNull Flowable<T>	Single.mergeArray(SingleSource<? extends @NonNull T>... sources)	Merges an array of SingleSource instances into a single Flowable sequence, running all SingleSources at once.
static @NonNull Completable	Completable.mergeArrayDelayError(@NonNull CompletableSource... sources)	Returns a Completable that subscribes to all CompletableSources in the source array and delays any error emitted by any of the inner CompletableSources until all of them terminate in a way or another.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeArrayDelayError(int maxConcurrency, int bufferSize, @NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Flattens an array of Publishers into one Publisher, in a way that allows a Subscriber to receive all successfully emitted items from each of the source Publishers without being interrupted by an error notification from one of them, while limiting the number of concurrent subscriptions to these Publishers.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeArrayDelayError(@NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Flattens an array of Publishers into one Flowable, in a way that allows a Subscriber to receive all successfully emitted items from each of the source Publishers without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Maybe.mergeArrayDelayError(@NonNull MaybeSource<? extends @NonNull T>... sources)	Flattens an array of MaybeSources into one Flowable, in a way that allows a subscriber to receive all successfully emitted items from each of the source MaybeSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeArrayDelayError(int maxConcurrency, int bufferSize, @NonNull ObservableSource<? extends @NonNull T>... sources)	Flattens an array of ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from each of the ObservableSources without being interrupted by an error notification from one of them, while limiting the number of concurrent subscriptions to these ObservableSources.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeArrayDelayError(@NonNull ObservableSource<? extends @NonNull T>... sources)	Flattens an array of ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from each of the ObservableSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Single.mergeArrayDelayError(@NonNull SingleSource<? extends @NonNull T>... sources)	Flattens an array of SingleSources into one Flowable, in a way that allows a subscriber to receive all successfully emitted items from each of the source SingleSources without being interrupted by an error notification from one of them.
static @NonNull Completable	Completable.mergeDelayError(@NonNull Iterable<@NonNull ? extends CompletableSource> sources)	Returns a Completable that subscribes to all CompletableSources in the source sequence and delays any error emitted by any of the inner CompletableSources until all of them terminate in a way or another.
static @NonNull Completable	Completable.mergeDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources)	Returns a Completable that subscribes to all CompletableSources in the source sequence and delays any error emitted by either the sources Publisher or any of the inner CompletableSources until all of them terminate in a way or another.
static @NonNull Completable	Completable.mergeDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources, int maxConcurrency)	Returns a Completable that subscribes to a limited number of inner CompletableSources at once in the source sequence and delays any error emitted by either the sources Publisher or any of the inner CompletableSources until all of them terminate in a way or another.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeDelayError(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Flattens an Iterable of Publishers into one Publisher, in a way that allows a Subscriber to receive all successfully emitted items from each of the source Publishers without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeDelayError(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency)	Flattens an Iterable of Publishers into one Publisher, in a way that allows a Subscriber to receive all successfully emitted items from each of the source Publishers without being interrupted by an error notification from one of them, while limiting the number of concurrent subscriptions to these Publishers.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeDelayError(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency, int bufferSize)	Flattens an Iterable of Publishers into one Publisher, in a way that allows a Subscriber to receive all successfully emitted items from each of the source Publishers without being interrupted by an error notification from one of them, while limiting the number of concurrent subscriptions to these Publishers.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeDelayError(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2)	Flattens two Publishers into one Publisher, in a way that allows a Subscriber to receive all successfully emitted items from each of the source Publishers without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeDelayError(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source3)	Flattens three Publishers into one Publisher, in a way that allows a Subscriber to receive all successfully emitted items from all of the source Publishers without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeDelayError(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source4)	Flattens four Publishers into one Publisher, in a way that allows a Subscriber to receive all successfully emitted items from all of the source Publishers without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Flattens a Publisher that emits Publishers into one Publisher, in a way that allows a Subscriber to receive all successfully emitted items from all of the source Publishers without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Flowable.mergeDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int maxConcurrency)	Flattens a Publisher that emits Publishers into one Publisher, in a way that allows a Subscriber to receive all successfully emitted items from all of the source Publishers without being interrupted by an error notification from one of them, while limiting the number of concurrent subscriptions to these Publishers.
static <@NonNull T> @NonNull Flowable<T>	Maybe.mergeDelayError(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2)	Flattens two MaybeSources into one Flowable, in a way that allows a subscriber to receive all successfully emitted items from each of the source MaybeSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Maybe.mergeDelayError(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2, @NonNull MaybeSource<? extends @NonNull T> source3)	Flattens three MaybeSource into one Flowable, in a way that allows a subscriber to receive all successfully emitted items from all of the source MaybeSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Maybe.mergeDelayError(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2, @NonNull MaybeSource<? extends @NonNull T> source3, @NonNull MaybeSource<? extends @NonNull T> source4)	Flattens four MaybeSources into one Flowable, in a way that allows a subscriber to receive all successfully emitted items from all of the source MaybeSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Maybe.mergeDelayError(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Flattens an Iterable sequence of MaybeSources into one Flowable, in a way that allows a subscriber to receive all successfully emitted items from each of the source MaybeSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Flowable<T>	Maybe.mergeDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Flattens a Publisher that emits MaybeSources into one Flowable, in a way that allows a subscriber to receive all successfully emitted items from all of the source MaybeSources without being interrupted by an error notification from one of them or even the main Publisher.
static <@NonNull T> @NonNull Flowable<T>	Maybe.mergeDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources, int maxConcurrency)	Flattens a Publisher that emits MaybeSources into one Flowable, in a way that allows a subscriber to receive all successfully emitted items from all of the source MaybeSources without being interrupted by an error notification from one of them or even the main Publisher as well as limiting the total number of active MaybeSources.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeDelayError(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources)	Flattens an ObservableSource that emits ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from all of the emitted ObservableSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeDelayError(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency)	Flattens an ObservableSource that emits ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from all of the emitted ObservableSources without being interrupted by an error notification from one of them, while limiting the number of concurrent subscriptions to these ObservableSources.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeDelayError(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2)	Flattens two ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from each of the ObservableSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeDelayError(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2, @NonNull ObservableSource<? extends @NonNull T> source3)	Flattens three ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from all of the ObservableSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeDelayError(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2, @NonNull ObservableSource<? extends @NonNull T> source3, @NonNull ObservableSource<? extends @NonNull T> source4)	Flattens four ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from all of the ObservableSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeDelayError(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources)	Flattens an Iterable of ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from each of the returned ObservableSources without being interrupted by an error notification from one of them.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeDelayError(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency)	Flattens an Iterable of ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from each of the returned ObservableSources without being interrupted by an error notification from one of them, while limiting the number of concurrent subscriptions to these ObservableSources.
static <@NonNull T> @NonNull Observable<T>	Observable.mergeDelayError(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, int maxConcurrency, int bufferSize)	Flattens an Iterable of ObservableSources into one Observable, in a way that allows an Observer to receive all successfully emitted items from each of the returned ObservableSources without being interrupted by an error notification from one of them, while limiting the number of concurrent subscriptions to these ObservableSources.
static <@NonNull T> @NonNull Flowable<T>	Single.mergeDelayError(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2)	Flattens two SingleSources into one Flowable, without any transformation, delaying any error(s) until all sources succeed or fail.
static <@NonNull T> @NonNull Flowable<T>	Single.mergeDelayError(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2, @NonNull SingleSource<? extends @NonNull T> source3)	Flattens two SingleSources into one Flowable, without any transformation, delaying any error(s) until all sources succeed or fail.
static <@NonNull T> @NonNull Flowable<T>	Single.mergeDelayError(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2, @NonNull SingleSource<? extends @NonNull T> source3, @NonNull SingleSource<? extends @NonNull T> source4)	Flattens two SingleSources into one Flowable, without any transformation, delaying any error(s) until all sources succeed or fail.
static <@NonNull T> @NonNull Flowable<T>	Single.mergeDelayError(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Merges an Iterable sequence of SingleSource instances into one Flowable sequence, running all SingleSources at once and delaying any error(s) until all sources succeed or fail.
static <@NonNull T> @NonNull Flowable<T>	Single.mergeDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Merges a sequence of SingleSource instances emitted by a Publisher into a Flowable sequence, running all SingleSources at once and delaying any error(s) until all sources succeed or fail.
final @NonNull Completable	Completable.mergeWith(@NonNull CompletableSource other)	Returns a Completable which subscribes to this and the other CompletableSource and completes when both of them complete or one emits an error.
final @NonNull Flowable<T>	Flowable.mergeWith(@NonNull CompletableSource other)	Relays the items of this Flowable and completes only when the other CompletableSource completes as well.
final @NonNull Flowable<T>	Flowable.mergeWith(@NonNull MaybeSource<? extends @NonNull T> other)	Merges the sequence of items of this Flowable with the success value of the other MaybeSource or waits for both to complete normally if the MaybeSource is empty.
final @NonNull Flowable<T>	Flowable.mergeWith(@NonNull SingleSource<? extends @NonNull T> other)	Merges the sequence of items of this Flowable with the success value of the other SingleSource.
final @NonNull Flowable<T>	Flowable.mergeWith(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> other)	Flattens this and another Publisher into a single Publisher, without any transformation.
final @NonNull Flowable<T>	Maybe.mergeWith(@NonNull MaybeSource<? extends @NonNull T> other)	Flattens this Maybe and another MaybeSource into a single Flowable, without any transformation.
final @NonNull Observable<T>	Observable.mergeWith(@NonNull CompletableSource other)	Relays the items of the current Observable and completes only when the other CompletableSource completes as well.
final @NonNull Observable<T>	Observable.mergeWith(@NonNull MaybeSource<? extends @NonNull T> other)	Merges the sequence of items of the current Observable with the success value of the other MaybeSource or waits both to complete normally if the MaybeSource is empty.
final @NonNull Observable<T>	Observable.mergeWith(@NonNull ObservableSource<? extends @NonNull T> other)	Flattens the current Observable and another ObservableSource into a single Observable sequence, without any transformation.
final @NonNull Observable<T>	Observable.mergeWith(@NonNull SingleSource<? extends @NonNull T> other)	Merges the sequence of items of the current Observable with the success value of the other SingleSource.
final @NonNull Flowable<T>	Single.mergeWith(@NonNull SingleSource<? extends @NonNull T> other)	Flattens this Single and another SingleSource into one Flowable, without any transformation.
static @NonNull Completable	Completable.never()	Returns a Completable that never calls onError or onComplete.
static <@NonNull T> @NonNull Flowable<T>	Flowable.never()	Returns a Flowable that never sends any items or notifications to a Subscriber.
static <@NonNull T> @NonNull Maybe<T>	Maybe.never()	Returns a Maybe that never sends any items or notifications to a MaybeObserver.
static <@NonNull T> @NonNull Observable<T>	Observable.never()	Returns an Observable that never sends any items or notifications to an Observer.
static <@NonNull T> @NonNull Single<T>	Single.never()	Returns a singleton instance of a never-signaling Single (only calls onSubscribe).
final @NonNull Completable	Completable.observeOn(@NonNull Scheduler scheduler)	Returns a Completable which emits the terminal events from the thread of the specified Scheduler.
final @NonNull Flowable<T>	Flowable.observeOn(@NonNull Scheduler scheduler)	Signals the items and terminal signals of the current Flowable on the specified Scheduler, asynchronously with a bounded buffer of Flowable.bufferSize() slots.
final @NonNull Flowable<T>	Flowable.observeOn(@NonNull Scheduler scheduler, boolean delayError)	Signals the items and terminal signals of the current Flowable on the specified Scheduler, asynchronously with a bounded buffer and optionally delays onError notifications.
final @NonNull Flowable<T>	Flowable.observeOn(@NonNull Scheduler scheduler, boolean delayError, int bufferSize)	Signals the items and terminal signals of the current Flowable on the specified Scheduler, asynchronously with a bounded buffer of configurable size and optionally delays onError notifications.
final @NonNull Maybe<T>	Maybe.observeOn(@NonNull Scheduler scheduler)	Wraps a Maybe to emit its item (or notify of its error) on a specified Scheduler, asynchronously.
final @NonNull Observable<T>	Observable.observeOn(@NonNull Scheduler scheduler)	Returns an Observable to perform the current Observable's emissions and notifications on a specified Scheduler, asynchronously with an unbounded buffer with Flowable.bufferSize() "island size".
final @NonNull Observable<T>	Observable.observeOn(@NonNull Scheduler scheduler, boolean delayError)	Returns an Observable to perform the current Observable's emissions and notifications on a specified Scheduler, asynchronously with an unbounded buffer with Flowable.bufferSize() "island size" and optionally delays onError notifications.
final @NonNull Observable<T>	Observable.observeOn(@NonNull Scheduler scheduler, boolean delayError, int bufferSize)	Returns an Observable to perform the current Observable's emissions and notifications on a specified Scheduler, asynchronously with an unbounded buffer of configurable "island size" and optionally delays onError notifications.
final @NonNull Single<T>	Single.observeOn(@NonNull Scheduler scheduler)	Signals the success item or the terminal signals of the current Single on the specified Scheduler, asynchronously.
final <@NonNull U> @NonNull Flowable<U>	Flowable.ofType(@NonNull Class<@NonNull U> clazz)	Filters the items emitted by the current Flowable, only emitting those of the specified type.
final <@NonNull U> @NonNull Maybe<U>	Maybe.ofType(@NonNull Class<@NonNull U> clazz)	Filters the items emitted by the current Maybe, only emitting its success value if that is an instance of the supplied Class.
final <@NonNull U> @NonNull Observable<U>	Observable.ofType(@NonNull Class<@NonNull U> clazz)	Filters the items emitted by the current Observable, only emitting those of the specified type.
final <@NonNull U> @NonNull Maybe<U>	Single.ofType(@NonNull Class<@NonNull U> clazz)	Filters the items emitted by the current Single, only emitting its success value if that is an instance of the supplied Class.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer()	Buffers an unlimited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer(boolean delayError)	Buffers an unlimited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place, optionally delaying an error until all buffered items have been consumed.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer(int capacity)	Buffers an limited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place, however, the resulting Flowable will signal a MissingBackpressureException via onError as soon as the buffer's capacity is exceeded, dropping all undelivered items, and canceling the flow.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer(int capacity, boolean delayError)	Buffers an limited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place, however, the resulting Flowable will signal a MissingBackpressureException via onError as soon as the buffer's capacity is exceeded, dropping all undelivered items, and canceling the flow.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer(int capacity, boolean delayError, boolean unbounded)	Buffers an optionally unlimited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer(int capacity, boolean delayError, boolean unbounded, @NonNull Action onOverflow)	Buffers an optionally unlimited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer(int capacity, boolean delayError, boolean unbounded, @NonNull Action onOverflow, @NonNull Consumer<? super @NonNull T> onDropped)	Buffers an optionally unlimited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer(int capacity, @NonNull Action onOverflow)	Buffers an limited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place, however, the resulting Flowable will signal a MissingBackpressureException via onError as soon as the buffer's capacity is exceeded, dropping all undelivered items, canceling the flow and calling the onOverflow action.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer(long capacity, @Nullable Action onOverflow, @NonNull BackpressureOverflowStrategy overflowStrategy)	Buffers an optionally unlimited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place.
final @NonNull Flowable<T>	Flowable.onBackpressureBuffer(long capacity, @Nullable Action onOverflow, @NonNull BackpressureOverflowStrategy overflowStrategy, @NonNull Consumer<? super @NonNull T> onDropped)	Buffers an optionally unlimited number of items from the current Flowable and allows it to emit as fast it can while allowing the downstream to consume the items at its own place.
final @NonNull Flowable<T>	Flowable.onBackpressureDrop()	Drops items from the current Flowable if the downstream is not ready to receive new items (indicated by a lack of Subscription.request(long) calls from it).
final @NonNull Flowable<T>	Flowable.onBackpressureDrop(@NonNull Consumer<? super @NonNull T> onDrop)	Drops items from the current Flowable if the downstream is not ready to receive new items (indicated by a lack of Subscription.request(long) calls from it) and calls the given Consumer with such dropped items.
final @NonNull Flowable<T>	Flowable.onBackpressureLatest()	Drops all but the latest item emitted by the current Flowable if the downstream is not ready to receive new items (indicated by a lack of Subscription.request(long) calls from it) and emits this latest item when the downstream becomes ready.
final @NonNull Flowable<T>	Flowable.onBackpressureLatest(@NonNull Consumer<? super @NonNull T> onDropped)	Drops all but the latest item emitted by the current Flowable if the downstream is not ready to receive new items (indicated by a lack of Subscription.request(long) calls from it) and emits this latest item when the downstream becomes ready.
final @NonNull Flowable<T>	Flowable.onBackpressureReduce(@NonNull BiFunction<@NonNull T,@NonNull T,@NonNull T> reducer)	Reduces a sequence of two not emitted values via a function into a single value if the downstream is not ready to receive new items (indicated by a lack of Subscription.request(long) calls from it) and emits this latest item when the downstream becomes ready.
final <@NonNull R> @NonNull Flowable<R>	Flowable.onBackpressureReduce(@NonNull Supplier<@NonNull R> supplier, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> reducer)	Reduces upstream values into an aggregate value, provided by a supplier and combined via a reducer function, while the downstream is not ready to receive items, then emits this aggregate value when the downstream becomes ready.
final @NonNull Completable	Completable.onErrorComplete()	Returns a Completable instance that if this Completable emits an error, it will emit an onComplete and swallow the upstream Throwable.
final @NonNull Completable	Completable.onErrorComplete(@NonNull Predicate<? super Throwable> predicate)	Returns a Completable instance that if this Completable emits an error and the Predicate returns true, it will emit an onComplete and swallow the Throwable.
final @NonNull Flowable<T>	Flowable.onErrorComplete()	Returns a Flowable instance that if the current Flowable emits an error, it will emit an onComplete and swallow the throwable.
final @NonNull Flowable<T>	Flowable.onErrorComplete(@NonNull Predicate<? super Throwable> predicate)	Returns a Flowable instance that if the current Flowable emits an error and the predicate returns true, it will emit an onComplete and swallow the throwable.
final @NonNull Maybe<T>	Maybe.onErrorComplete()	Returns a Maybe instance that if this Maybe emits an error, it will emit an onComplete and swallow the throwable.
final @NonNull Maybe<T>	Maybe.onErrorComplete(@NonNull Predicate<? super Throwable> predicate)	Returns a Maybe instance that if this Maybe emits an error and the predicate returns true, it will emit an onComplete and swallow the throwable.
final @NonNull Observable<T>	Observable.onErrorComplete()	Returns an Observable instance that if the current Observable emits an error, it will emit an onComplete and swallow the throwable.
final @NonNull Observable<T>	Observable.onErrorComplete(@NonNull Predicate<? super Throwable> predicate)	Returns an Observable instance that if the current Observable emits an error and the predicate returns true, it will emit an onComplete and swallow the throwable.
final @NonNull Maybe<T>	Single.onErrorComplete()	Returns a Maybe instance that if the current Single emits an error, it will emit an onComplete and swallow the throwable.
final @NonNull Maybe<T>	Single.onErrorComplete(@NonNull Predicate<? super Throwable> predicate)	Returns a Maybe instance that if this Single emits an error and the predicate returns true, it will emit an onComplete and swallow the throwable.
final @NonNull Completable	Completable.onErrorResumeNext(@NonNull Function<? super Throwable,? extends CompletableSource> fallbackSupplier)	Returns a Completable instance that when encounters an error from this Completable, calls the specified mapper Function that returns a CompletableSource instance for it and resumes the execution with it.
final @NonNull Flowable<T>	Flowable.onErrorResumeNext(@NonNull Function<? super Throwable,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> fallbackSupplier)	Resumes the flow with a Publisher returned for the failure Throwable of the current Flowable by a function instead of signaling the error via onError.
final @NonNull Maybe<T>	Maybe.onErrorResumeNext(@NonNull Function<? super Throwable,? extends MaybeSource<? extends @NonNull T>> fallbackSupplier)	Resumes the flow with a MaybeSource returned for the failure Throwable of the current Maybe by a function instead of signaling the error via onError.
final @NonNull Observable<T>	Observable.onErrorResumeNext(@NonNull Function<? super Throwable,? extends ObservableSource<? extends @NonNull T>> fallbackSupplier)	Resumes the flow with an ObservableSource returned for the failure Throwable of the current Observable by a function instead of signaling the error via onError.
final @NonNull Single<T>	Single.onErrorResumeNext(@NonNull Function<? super Throwable,? extends SingleSource<? extends @NonNull T>> fallbackSupplier)	Resumes the flow with a SingleSource returned for the failure Throwable of the current Single by a function instead of signaling the error via onError.
final @NonNull Completable	Completable.onErrorResumeWith(@NonNull CompletableSource fallback)	Resumes the flow with the given CompletableSource when the current Completable fails instead of signaling the error via onError.
final @NonNull Flowable<T>	Flowable.onErrorResumeWith(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> fallback)	Resumes the flow with the given Publisher when the current Flowable fails instead of signaling the error via onError.
final @NonNull Maybe<T>	Maybe.onErrorResumeWith(@NonNull MaybeSource<? extends @NonNull T> fallback)	Resumes the flow with the given MaybeSource when the current Maybe fails instead of signaling the error via onError.
final @NonNull Observable<T>	Observable.onErrorResumeWith(@NonNull ObservableSource<? extends @NonNull T> fallback)	Resumes the flow with the given ObservableSource when the current Observable fails instead of signaling the error via onError.
final @NonNull Single<T>	Single.onErrorResumeWith(@NonNull SingleSource<? extends @NonNull T> fallback)	Resumes the flow with the given SingleSource when the current Single fails instead of signaling the error via onError.
final <@NonNull T> @NonNull Maybe<T>	Completable.onErrorReturn(@NonNull Function<? super Throwable,? extends @NonNull T> itemSupplier)	Ends the flow with a success item returned by a function for the Throwable error signaled by the current Completable instead of signaling the error via onError.
final @NonNull Flowable<T>	Flowable.onErrorReturn(@NonNull Function<? super Throwable,? extends @NonNull T> itemSupplier)	Ends the flow with a last item returned by a function for the Throwable error signaled by the current Flowable instead of signaling the error via onError.
final @NonNull Maybe<T>	Maybe.onErrorReturn(@NonNull Function<? super Throwable,? extends @NonNull T> itemSupplier)	Ends the flow with a success item returned by a function for the Throwable error signaled by the current Maybe instead of signaling the error via onError.
final @NonNull Observable<T>	Observable.onErrorReturn(@NonNull Function<? super Throwable,? extends @NonNull T> itemSupplier)	Ends the flow with a last item returned by a function for the Throwable error signaled by the current Observable instead of signaling the error via onError.
final @NonNull Single<T>	Single.onErrorReturn(@NonNull Function<Throwable,? extends @NonNull T> itemSupplier)	Ends the flow with a success item returned by a function for the Throwable error signaled by the current Single instead of signaling the error via onError.
final <@NonNull T> @NonNull Maybe<T>	Completable.onErrorReturnItem(@NonNull T item)	Ends the flow with the given success item when the current Completable fails instead of signaling the error via onError.
final @NonNull Flowable<T>	Flowable.onErrorReturnItem(@NonNull T item)	Ends the flow with the given last item when the current Flowable fails instead of signaling the error via onError.
final @NonNull Maybe<T>	Maybe.onErrorReturnItem(@NonNull T item)	Ends the flow with the given success item when the current Maybe fails instead of signaling the error via onError.
final @NonNull Observable<T>	Observable.onErrorReturnItem(@NonNull T item)	Ends the flow with the given last item when the current Observable fails instead of signaling the error via onError.
final @NonNull Single<T>	Single.onErrorReturnItem(@NonNull T item)	Signals the specified value as success in case the current Single signals an error.
final @NonNull Completable	Completable.onTerminateDetach()	Nulls out references to the upstream producer and downstream CompletableObserver if the sequence is terminated or downstream calls dispose().
final @NonNull Flowable<T>	Flowable.onTerminateDetach()	Nulls out references to the upstream producer and downstream Subscriber if the sequence is terminated or downstream cancels.
final @NonNull Maybe<T>	Maybe.onTerminateDetach()	Nulls out references to the upstream producer and downstream MaybeObserver if the sequence is terminated or downstream calls dispose().
final @NonNull Observable<T>	Observable.onTerminateDetach()	Nulls out references to the upstream producer and downstream Observer if the sequence is terminated or downstream calls dispose().
final @NonNull Single<T>	Single.onTerminateDetach()	Nulls out references to the upstream producer and downstream SingleObserver if the sequence is terminated or downstream calls dispose().
final @NonNull ParallelFlowable<T>	Flowable.parallel()	Parallelizes the flow by creating multiple 'rails' (equal to the number of CPUs) and dispatches the upstream items to them in a round-robin fashion.
final @NonNull ParallelFlowable<T>	Flowable.parallel(int parallelism)	Parallelizes the flow by creating the specified number of 'rails' and dispatches the upstream items to them in a round-robin fashion.
final @NonNull ParallelFlowable<T>	Flowable.parallel(int parallelism, int prefetch)	Parallelizes the flow by creating the specified number of 'rails' and dispatches the upstream items to them in a round-robin fashion and uses the defined per-'rail' prefetch amount.
final @NonNull ConnectableFlowable<T>	Flowable.publish()	Returns a ConnectableFlowable, which is a variety of Publisher that waits until its connect method is called before it begins emitting items to those Subscribers that have subscribed to it.
final @NonNull ConnectableFlowable<T>	Flowable.publish(int bufferSize)	Returns a ConnectableFlowable, which is a variety of Publisher that waits until its connect method is called before it begins emitting items to those Subscribers that have subscribed to it.
final <@NonNull R> @NonNull Flowable<R>	Flowable.publish(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> selector, int prefetch)	Returns a Flowable that emits the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the underlying sequence.
final <@NonNull R> @NonNull Flowable<R>	Flowable.publish(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector)	Returns a Flowable that emits the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the underlying sequence.
final @NonNull ConnectableObservable<T>	Observable.publish()	Returns a ConnectableObservable, which is a variety of ObservableSource that waits until its connect method is called before it begins emitting items to those Observers that have subscribed to it.
final <@NonNull R> @NonNull Observable<R>	Observable.publish(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector)	Returns an Observable that emits the results of invoking a specified selector on items emitted by a ConnectableObservable that shares a single subscription to the current Observable sequence.
static @NonNull Flowable<Integer>	Flowable.range(int start, int count)	Returns a Flowable that emits a sequence of Integers within a specified range.
static @NonNull Observable<Integer>	Observable.range(int start, int count)	Returns an Observable that emits a sequence of Integers within a specified range.
static @NonNull Flowable<Long>	Flowable.rangeLong(long start, long count)	Returns a Flowable that emits a sequence of Longs within a specified range.
static @NonNull Observable<Long>	Observable.rangeLong(long start, long count)	Returns an Observable that emits a sequence of Longs within a specified range.
final @NonNull Flowable<T>	Flowable.rebatchRequests(int n)	Requests n initially from the upstream and then 75% of n subsequently after 75% of n values have been emitted to the downstream.
final @NonNull Maybe<T>	Flowable.reduce(@NonNull BiFunction<@NonNull T,@NonNull T,@NonNull T> reducer)	Returns a Maybe that applies a specified accumulator function to the first item emitted by the current Flowable, then feeds the result of that function along with the second item emitted by the current Flowable into the same function, and so on until all items have been emitted by the current and finite Flowable, and emits the final result from the final call to your function as its sole item.
final <@NonNull R> @NonNull Single<R>	Flowable.reduce(@NonNull R seed, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> reducer)	Returns a Single that applies a specified accumulator function to the first item emitted by the current Flowable and a specified seed value, then feeds the result of that function along with the second item emitted by the current Flowable into the same function, and so on until all items have been emitted by the current and finite Flowable, emitting the final result from the final call to your function as its sole item.
final @NonNull Maybe<T>	Observable.reduce(@NonNull BiFunction<@NonNull T,@NonNull T,@NonNull T> reducer)	Returns a Maybe that applies a specified accumulator function to the first item emitted by the current Observable, then feeds the result of that function along with the second item emitted by the current Observable into the same function, and so on until all items have been emitted by the current and finite Observable, and emits the final result from the final call to your function as its sole item.
final <@NonNull R> @NonNull Single<R>	Observable.reduce(@NonNull R seed, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> reducer)	Returns a Single that applies a specified accumulator function to the first item emitted by the current Observable and a specified seed value, then feeds the result of that function along with the second item emitted by the current Observable into the same function, and so on until all items have been emitted by the current and finite Observable, emitting the final result from the final call to your function as its sole item.
final <@NonNull R> @NonNull Single<R>	Flowable.reduceWith(@NonNull Supplier<@NonNull R> seedSupplier, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> reducer)	Returns a Single that applies a specified accumulator function to the first item emitted by the current Flowable and a seed value derived from calling a specified seedSupplier, then feeds the result of that function along with the second item emitted by the current Flowable into the same function, and so on until all items have been emitted by the current and finite Flowable, emitting the final result from the final call to your function as its sole item.
final <@NonNull R> @NonNull Single<R>	Observable.reduceWith(@NonNull Supplier<@NonNull R> seedSupplier, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> reducer)	Returns a Single that applies a specified accumulator function to the first item emitted by the current Observable and a seed value derived from calling a specified seedSupplier, then feeds the result of that function along with the second item emitted by the current Observable into the same function, and so on until all items have been emitted by the current and finite Observable, emitting the final result from the final call to your function as its sole item.
final @NonNull Completable	Completable.repeat()	Returns a Completable that repeatedly subscribes to this Completable until disposed.
final @NonNull Completable	Completable.repeat(long times)	Returns a Completable that subscribes repeatedly at most the given number of times to this Completable.
final @NonNull Flowable<T>	Flowable.repeat()	Returns a Flowable that repeats the sequence of items emitted by the current Flowable indefinitely.
final @NonNull Flowable<T>	Flowable.repeat(long times)	Returns a Flowable that repeats the sequence of items emitted by the current Flowable at most count times.
final @NonNull Flowable<T>	Maybe.repeat()	Returns a Flowable that repeats the sequence of items emitted by the current Maybe indefinitely.
final @NonNull Flowable<T>	Maybe.repeat(long times)	Returns a Flowable that repeats the sequence of items emitted by the current Maybe at most count times.
final @NonNull Observable<T>	Observable.repeat()	Returns an Observable that repeats the sequence of items emitted by the current Observable indefinitely.
final @NonNull Observable<T>	Observable.repeat(long times)	Returns an Observable that repeats the sequence of items emitted by the current Observable at most count times.
final @NonNull Flowable<T>	Single.repeat()	Repeatedly re-subscribes to the current Single and emits each success value as a Flowable sequence.
final @NonNull Flowable<T>	Single.repeat(long times)	Re-subscribes to the current Single at most the given number of times and emits each success value as a Flowable sequence.
final @NonNull Completable	Completable.repeatUntil(@NonNull BooleanSupplier stop)	Returns a Completable that repeatedly subscribes to this Completable so long as the given stop BooleanSupplier returns false.
final @NonNull Flowable<T>	Flowable.repeatUntil(@NonNull BooleanSupplier stop)	Returns a Flowable that repeats the sequence of items emitted by the current Flowable until the provided stop function returns true.
final @NonNull Flowable<T>	Maybe.repeatUntil(@NonNull BooleanSupplier stop)	Returns a Flowable that repeats the sequence of items emitted by the current Maybe until the provided stop function returns true.
final @NonNull Observable<T>	Observable.repeatUntil(@NonNull BooleanSupplier stop)	Returns an Observable that repeats the sequence of items emitted by the current Observable until the provided stop function returns true.
final @NonNull Flowable<T>	Single.repeatUntil(@NonNull BooleanSupplier stop)	Re-subscribes to the current Single until the given BooleanSupplier returns true and emits the success items as a Flowable sequence.
final @NonNull Completable	Completable.repeatWhen(@NonNull Function<? super Flowable<Object>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull ?>> handler)	Returns a Completable instance that repeats when the Publisher returned by the handler Function emits an item or completes when this Publisher emits an onComplete event.
final @NonNull Flowable<T>	Flowable.repeatWhen(@NonNull Function<? super Flowable<Object>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull ?>> handler)	Returns a Flowable that emits the same values as the current Flowable with the exception of an onComplete.
final @NonNull Flowable<T>	Maybe.repeatWhen(@NonNull Function<? super Flowable<Object>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull ?>> handler)	Returns a Flowable that emits the same values as the current Maybe with the exception of an onComplete.
final @NonNull Observable<T>	Observable.repeatWhen(@NonNull Function<? super Observable<Object>,? extends ObservableSource<?>> handler)	Returns an Observable that emits the same values as the current Observable with the exception of an onComplete.
final @NonNull Flowable<T>	Single.repeatWhen(@NonNull Function<? super Flowable<Object>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull ?>> handler)	Re-subscribes to the current Single if the Publisher returned by the handler function signals a value in response to a value signaled through the Flowable the handler receives.
final @NonNull ConnectableFlowable<T>	Flowable.replay()	Returns a ConnectableFlowable that shares a single subscription to the underlying Publisher that will replay all of its items and notifications to any future Subscriber.
final @NonNull ConnectableFlowable<T>	Flowable.replay(int bufferSize)	Returns a ConnectableFlowable that shares a single subscription to the current Flowable and replays at most bufferSize items to late Subscribers.
final @NonNull ConnectableFlowable<T>	Flowable.replay(int bufferSize, boolean eagerTruncate)	Returns a ConnectableFlowable that shares a single subscription to the current Flowable and replays at most bufferSize items to late Subscribers.
final @NonNull ConnectableFlowable<T>	Flowable.replay(int bufferSize, long time, @NonNull TimeUnit unit)	Returns a ConnectableFlowable that shares a single subscription to the current Flowable and replays at most bufferSize items that were emitted during a specified time window.
final @NonNull ConnectableFlowable<T>	Flowable.replay(int bufferSize, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a ConnectableFlowable that shares a single subscription to the current Flowable and replays a maximum of bufferSize items that are emitted within a specified time window to late Subscribers.
final @NonNull ConnectableFlowable<T>	Flowable.replay(int bufferSize, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean eagerTruncate)	Returns a ConnectableFlowable that shares a single subscription to the current Flowable and replays a maximum of bufferSize items that are emitted within a specified time window to late Subscribers.
final @NonNull ConnectableFlowable<T>	Flowable.replay(long time, @NonNull TimeUnit unit)	Returns a ConnectableFlowable that shares a single subscription to the current Flowable and replays all items emitted by it within a specified time window to late Subscribers.
final @NonNull ConnectableFlowable<T>	Flowable.replay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a ConnectableFlowable that shares a single subscription to the current Flowable and replays all items emitted by it within a specified time window to late Subscribers.
final @NonNull ConnectableFlowable<T>	Flowable.replay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean eagerTruncate)	Returns a ConnectableFlowable that shares a single subscription to the current Flowable and replays all items emitted by it within a specified time window to late Subscribers.
final <@NonNull R> @NonNull Flowable<R>	Flowable.replay(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector)	Returns a Flowable that emits items that are the results of invoking a specified selector on the items emitted by a ConnectableFlowable that shares a single subscription to the current Flowable.
final <@NonNull R> @NonNull Flowable<R>	Flowable.replay(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector, int bufferSize)	Returns a Flowable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the current Flowable, replaying bufferSize notifications.
final <@NonNull R> @NonNull Flowable<R>	Flowable.replay(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector, int bufferSize, boolean eagerTruncate)	Returns a Flowable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the current Flowable, replaying bufferSize notifications.
final <@NonNull R> @NonNull Flowable<R>	Flowable.replay(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector, int bufferSize, long time, @NonNull TimeUnit unit)	Returns a Flowable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the current Flowable, replaying no more than bufferSize items that were emitted within a specified time window.
final <@NonNull R> @NonNull Flowable<R>	Flowable.replay(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector, int bufferSize, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the current Flowable, replaying no more than bufferSize items that were emitted within a specified time window.
final <@NonNull R> @NonNull Flowable<R>	Flowable.replay(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector, int bufferSize, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean eagerTruncate)	Returns a Flowable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the current Flowable, replaying no more than bufferSize items that were emitted within a specified time window.
final <@NonNull R> @NonNull Flowable<R>	Flowable.replay(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector, long time, @NonNull TimeUnit unit)	Returns a Flowable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the current Flowable, replaying all items that were emitted within a specified time window.
final <@NonNull R> @NonNull Flowable<R>	Flowable.replay(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the current Flowable, replaying all items that were emitted within a specified time window.
final <@NonNull R> @NonNull Flowable<R>	Flowable.replay(@NonNull Function<? super Flowable<@NonNull T>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull R>> selector, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean eagerTruncate)	Returns a Flowable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableFlowable that shares a single subscription to the current Flowable, replaying all items that were emitted within a specified time window.
final @NonNull ConnectableObservable<T>	Observable.replay()	Returns a ConnectableObservable that shares a single subscription to the current Observable that will replay all of its items and notifications to any future Observer.
final @NonNull ConnectableObservable<T>	Observable.replay(int bufferSize)	Returns a ConnectableObservable that shares a single subscription to the current Observable that replays at most bufferSize items emitted by the current Observable.
final @NonNull ConnectableObservable<T>	Observable.replay(int bufferSize, boolean eagerTruncate)	Returns a ConnectableObservable that shares a single subscription to the current Observable that replays at most bufferSize items emitted by the current Observable.
final @NonNull ConnectableObservable<T>	Observable.replay(int bufferSize, long time, @NonNull TimeUnit unit)	Returns a ConnectableObservable that shares a single subscription to the current Observable and replays at most bufferSize items that were emitted during a specified time window.
final @NonNull ConnectableObservable<T>	Observable.replay(int bufferSize, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a ConnectableObservable that shares a single subscription to the current Observable and that replays a maximum of bufferSize items that are emitted within a specified time window.
final @NonNull ConnectableObservable<T>	Observable.replay(int bufferSize, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean eagerTruncate)	Returns a ConnectableObservable that shares a single subscription to the current Observable and that replays a maximum of bufferSize items that are emitted within a specified time window.
final @NonNull ConnectableObservable<T>	Observable.replay(long time, @NonNull TimeUnit unit)	Returns a ConnectableObservable that shares a single subscription to the current Observable and replays all items emitted by the current Observable within a specified time window.
final @NonNull ConnectableObservable<T>	Observable.replay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a ConnectableObservable that shares a single subscription to the current Observable and replays all items emitted by the current Observable within a specified time window.
final @NonNull ConnectableObservable<T>	Observable.replay(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean eagerTruncate)	Returns a ConnectableObservable that shares a single subscription to the current Observable and replays all items emitted by the current Observable within a specified time window.
final <@NonNull R> @NonNull Observable<R>	Observable.replay(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector)	Returns an Observable that emits items that are the results of invoking a specified selector on the items emitted by a ConnectableObservable that shares a single subscription to the current Observable.
final <@NonNull R> @NonNull Observable<R>	Observable.replay(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector, int bufferSize)	Returns an Observable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableObservable that shares a single subscription to the current Observable, replaying bufferSize notifications.
final <@NonNull R> @NonNull Observable<R>	Observable.replay(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector, int bufferSize, boolean eagerTruncate)	Returns an Observable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableObservable that shares a single subscription to the current Observable, replaying bufferSize notifications.
final <@NonNull R> @NonNull Observable<R>	Observable.replay(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector, int bufferSize, long time, @NonNull TimeUnit unit)	Returns an Observable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableObservable that shares a single subscription to the current Observable, replaying no more than bufferSize items that were emitted within a specified time window.
final <@NonNull R> @NonNull Observable<R>	Observable.replay(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector, int bufferSize, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableObservable that shares a single subscription to the current Observable, replaying no more than bufferSize items that were emitted within a specified time window.
final <@NonNull R> @NonNull Observable<R>	Observable.replay(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector, int bufferSize, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean eagerTruncate)	Returns an Observable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableObservable that shares a single subscription to the current Observable, replaying no more than bufferSize items that were emitted within a specified time window.
final <@NonNull R> @NonNull Observable<R>	Observable.replay(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector, long time, @NonNull TimeUnit unit)	Returns an Observable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableObservable that shares a single subscription to the current Observable, replaying all items that were emitted within a specified time window.
final <@NonNull R> @NonNull Observable<R>	Observable.replay(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableObservable that shares a single subscription to the current Observable, replaying all items that were emitted within a specified time window.
final <@NonNull R> @NonNull Observable<R>	Observable.replay(@NonNull Function<? super Observable<@NonNull T>,? extends ObservableSource<@NonNull R>> selector, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean eagerTruncate)	Returns an Observable that emits items that are the results of invoking a specified selector on items emitted by a ConnectableObservable that shares a single subscription to the current Observable, replaying all items that were emitted within a specified time window.
final @NonNull Completable	Completable.retry()	Returns a Completable that retries this Completable as long as it emits an onError event.
final @NonNull Completable	Completable.retry(long times)	Returns a Completable that when this Completable emits an error, retries at most the given number of times before giving up and emitting the last error.
final @NonNull Completable	Completable.retry(long times, @NonNull Predicate<? super Throwable> predicate)	Returns a Completable that when this Completable emits an error, retries at most times or until the predicate returns false, whichever happens first and emitting the last error.
final @NonNull Completable	Completable.retry(@NonNull BiPredicate<? super Integer,? super Throwable> predicate)	Returns a Completable that retries this Completable in case of an error as long as the predicate returns true.
final @NonNull Completable	Completable.retry(@NonNull Predicate<? super Throwable> predicate)	Returns a Completable that when this Completable emits an error, calls the given predicate with the latest Throwable to decide whether to resubscribe to the upstream or not.
final @NonNull Flowable<T>	Flowable.retry()	Returns a Flowable that mirrors the current Flowable, resubscribing to it if it calls onError (infinite retry count).
final @NonNull Flowable<T>	Flowable.retry(long times)	Returns a Flowable that mirrors the current Flowable, resubscribing to it if it calls onError up to a specified number of retries.
final @NonNull Flowable<T>	Flowable.retry(long times, @NonNull Predicate<@NonNull ? super Throwable> predicate)	Retries at most times or until the predicate returns false, whichever happens first.
final @NonNull Flowable<T>	Flowable.retry(@NonNull BiPredicate<@NonNull ? super Integer,@NonNull ? super Throwable> predicate)	Returns a Flowable that mirrors the current Flowable, resubscribing to it if it calls onError and the predicate returns true for that specific exception and retry count.
final @NonNull Flowable<T>	Flowable.retry(@NonNull Predicate<@NonNull ? super Throwable> predicate)	Retries the current Flowable if the predicate returns true.
final @NonNull Maybe<T>	Maybe.retry()	Returns a Maybe that mirrors the current Maybe, resubscribing to it if it calls onError (infinite retry count).
final @NonNull Maybe<T>	Maybe.retry(long times)	Returns a Maybe that mirrors the current Maybe, resubscribing to it if it calls onError up to a specified number of retries.
final @NonNull Maybe<T>	Maybe.retry(long times, @NonNull Predicate<? super Throwable> predicate)	Retries at most times or until the predicate returns false, whichever happens first.
final @NonNull Maybe<T>	Maybe.retry(@NonNull BiPredicate<? super Integer,? super Throwable> predicate)	Returns a Maybe that mirrors the current Maybe, resubscribing to it if it calls onError and the predicate returns true for that specific exception and retry count.
final @NonNull Maybe<T>	Maybe.retry(@NonNull Predicate<? super Throwable> predicate)	Retries the current Maybe if it fails and the predicate returns true.
final @NonNull Observable<T>	Observable.retry()	Returns an Observable that mirrors the current Observable, resubscribing to it if it calls onError (infinite retry count).
final @NonNull Observable<T>	Observable.retry(long times)	Returns an Observable that mirrors the current Observable, resubscribing to it if it calls onError up to a specified number of retries.
final @NonNull Observable<T>	Observable.retry(long times, @NonNull Predicate<? super Throwable> predicate)	Retries at most times or until the predicate returns false, whichever happens first.
final @NonNull Observable<T>	Observable.retry(@NonNull BiPredicate<? super Integer,? super Throwable> predicate)	Returns an Observable that mirrors the current Observable, resubscribing to it if it calls onError and the predicate returns true for that specific exception and retry count.
final @NonNull Observable<T>	Observable.retry(@NonNull Predicate<? super Throwable> predicate)	Retries the current Observable if the predicate returns true.
final @NonNull Single<T>	Single.retry()	Repeatedly re-subscribes to the current Single indefinitely if it fails with an onError.
final @NonNull Single<T>	Single.retry(long times)	Repeatedly re-subscribe at most the specified times to the current Single if it fails with an onError.
final @NonNull Single<T>	Single.retry(long times, @NonNull Predicate<? super Throwable> predicate)	Repeatedly re-subscribe at most times or until the predicate returns false, whichever happens first if it fails with an onError.
final @NonNull Single<T>	Single.retry(@NonNull BiPredicate<? super Integer,? super Throwable> predicate)	Re-subscribe to the current Single if the given predicate returns true when the Single fails with an onError.
final @NonNull Single<T>	Single.retry(@NonNull Predicate<? super Throwable> predicate)	Re-subscribe to the current Single if the given predicate returns true when the Single fails with an onError.
final @NonNull Completable	Completable.retryUntil(@NonNull BooleanSupplier stop)	Retries until the given stop function returns true.
final @NonNull Flowable<T>	Flowable.retryUntil(@NonNull BooleanSupplier stop)	Retries until the given stop function returns true.
final @NonNull Maybe<T>	Maybe.retryUntil(@NonNull BooleanSupplier stop)	Retries until the given stop function returns true.
final @NonNull Observable<T>	Observable.retryUntil(@NonNull BooleanSupplier stop)	Retries until the given stop function returns true.
final @NonNull Single<T>	Single.retryUntil(@NonNull BooleanSupplier stop)	Retries until the given stop function returns true.
final @NonNull Completable	Completable.retryWhen(@NonNull Function<? super Flowable<Throwable>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull ?>> handler)	Returns a Completable which given a Publisher and when this Completable emits an error, delivers that error through a Flowable and the Publisher should signal a value indicating a retry in response or a terminal event indicating a termination.
final @NonNull Flowable<T>	Flowable.retryWhen(@NonNull Function<? super Flowable<Throwable>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull ?>> handler)	Returns a Flowable that emits the same values as the current Flowable with the exception of an onError.
final @NonNull Maybe<T>	Maybe.retryWhen(@NonNull Function<? super Flowable<Throwable>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull ?>> handler)	Returns a Maybe that emits the same values as the current Maybe with the exception of an onError.
final @NonNull Observable<T>	Observable.retryWhen(@NonNull Function<? super Observable<Throwable>,? extends ObservableSource<?>> handler)	Returns an Observable that emits the same values as the current Observable with the exception of an onError.
final @NonNull Single<T>	Single.retryWhen(@NonNull Function<? super Flowable<Throwable>,@NonNull ? extends org.reactivestreams.Publisher<@NonNull ?>> handler)	Re-subscribes to the current Single if and when the Publisher returned by the handler function signals a value.
final void	Completable.safeSubscribe(@NonNull CompletableObserver observer)	Wraps the given CompletableObserver, catches any RuntimeExceptions thrown by its CompletableObserver.onSubscribe(Disposable), CompletableObserver.onError(Throwable) or CompletableObserver.onComplete() methods and routes those to the global error handler via RxJavaPlugins.onError(Throwable).
final void	Flowable.safeSubscribe(@NonNull org.reactivestreams.Subscriber<? super @NonNull T> subscriber)	Subscribes to the current Flowable and wraps the given Subscriber into a SafeSubscriber (if not already a SafeSubscriber) that deals with exceptions thrown by a misbehaving Subscriber (that doesn't follow the Reactive Streams specification).
final void	Maybe.safeSubscribe(@NonNull MaybeObserver<? super @NonNull T> observer)	Wraps the given MaybeObserver, catches any RuntimeExceptions thrown by its MaybeObserver.onSubscribe(Disposable), MaybeObserver.onSuccess(Object), MaybeObserver.onError(Throwable) or MaybeObserver.onComplete() methods and routes those to the global error handler via RxJavaPlugins.onError(Throwable).
final void	Observable.safeSubscribe(@NonNull Observer<? super @NonNull T> observer)	Subscribes to the current Observable and wraps the given Observer into a SafeObserver (if not already a SafeObserver) that deals with exceptions thrown by a misbehaving Observer (that doesn't follow the Reactive Streams specification).
final void	Single.safeSubscribe(@NonNull SingleObserver<? super @NonNull T> observer)	Wraps the given SingleObserver, catches any RuntimeExceptions thrown by its SingleObserver.onSubscribe(Disposable), SingleObserver.onSuccess(Object) or SingleObserver.onError(Throwable) methods* and routes those to the global error handler via RxJavaPlugins.onError(Throwable).
final @NonNull Flowable<T>	Flowable.sample(long period, @NonNull TimeUnit unit)	Returns a Flowable that emits the most recently emitted item (if any) emitted by the current Flowable within periodic time intervals.
final @NonNull Flowable<T>	Flowable.sample(long period, @NonNull TimeUnit unit, boolean emitLast)	Returns a Flowable that emits the most recently emitted item (if any) emitted by the current Flowable within periodic time intervals and optionally emit the very last upstream item when the upstream completes.
final @NonNull Flowable<T>	Flowable.sample(long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits the most recently emitted item (if any) emitted by the current Flowable within periodic time intervals, where the intervals are defined on a particular Scheduler.
final @NonNull Flowable<T>	Flowable.sample(long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean emitLast)	Returns a Flowable that emits the most recently emitted item (if any) emitted by the current Flowable within periodic time intervals, where the intervals are defined on a particular Scheduler and optionally emit the very last upstream item when the upstream completes.
final @NonNull Flowable<T>	Flowable.sample(long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean emitLast, @NonNull Consumer<? super @NonNull T> onDropped)	Returns a Flowable that emits the most recently emitted item (if any) emitted by the current Flowable within periodic time intervals, where the intervals are defined on a particular Scheduler and optionally emit the very last upstream item when the upstream completes.
final <@NonNull U> @NonNull Flowable<T>	Flowable.sample(@NonNull org.reactivestreams.Publisher<@NonNull U> sampler)	Returns a Flowable that, when the specified sampler Publisher emits an item or completes, emits the most recently emitted item (if any) emitted by the current Flowable since the previous emission from the sampler Publisher.
final <@NonNull U> @NonNull Flowable<T>	Flowable.sample(@NonNull org.reactivestreams.Publisher<@NonNull U> sampler, boolean emitLast)	Returns a Flowable that, when the specified sampler Publisher emits an item or completes, emits the most recently emitted item (if any) emitted by the current Flowable since the previous emission from the sampler Publisher and optionally emit the very last upstream item when the upstream or other Publisher complete.
final @NonNull Observable<T>	Observable.sample(long period, @NonNull TimeUnit unit)	Returns an Observable that emits the most recently emitted item (if any) emitted by the current Observable within periodic time intervals.
final @NonNull Observable<T>	Observable.sample(long period, @NonNull TimeUnit unit, boolean emitLast)	Returns an Observable that emits the most recently emitted item (if any) emitted by the current Observable within periodic time intervals and optionally emit the very last upstream item when the upstream completes.
final @NonNull Observable<T>	Observable.sample(long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits the most recently emitted item (if any) emitted by the current Observable within periodic time intervals, where the intervals are defined on a particular Scheduler.
final @NonNull Observable<T>	Observable.sample(long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean emitLast)	Returns an Observable that emits the most recently emitted item (if any) emitted by the current Observable within periodic time intervals, where the intervals are defined on a particular Scheduler and optionally emit the very last upstream item when the upstream completes.
final @NonNull Observable<T>	Observable.sample(long period, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean emitLast, @NonNull Consumer<? super @NonNull T> onDropped)	Returns an Observable that emits the most recently emitted item (if any) emitted by the current Observable within periodic time intervals, where the intervals are defined on a particular Scheduler.
final <@NonNull U> @NonNull Observable<T>	Observable.sample(@NonNull ObservableSource<@NonNull U> sampler)	Returns an Observable that, when the specified sampler ObservableSource emits an item or completes, emits the most recently emitted item (if any) emitted by the current Observable since the previous emission from the sampler ObservableSource.
final <@NonNull U> @NonNull Observable<T>	Observable.sample(@NonNull ObservableSource<@NonNull U> sampler, boolean emitLast)	Returns an Observable that, when the specified sampler ObservableSource emits an item or completes, emits the most recently emitted item (if any) emitted by the current Observable since the previous emission from the sampler ObservableSource and optionally emit the very last upstream item when the upstream or other ObservableSource complete.
final @NonNull Flowable<T>	Flowable.scan(@NonNull BiFunction<@NonNull T,@NonNull T,@NonNull T> accumulator)	Returns a Flowable that emits the first value emitted by the current Flowable, then emits one value for each subsequent value emitted by the current Flowable.
final <@NonNull R> @NonNull Flowable<R>	Flowable.scan(@NonNull R initialValue, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> accumulator)	Returns a Flowable that emits the provided initial (seed) value, then emits one value for each value emitted by the current Flowable.
final @NonNull Observable<T>	Observable.scan(@NonNull BiFunction<@NonNull T,@NonNull T,@NonNull T> accumulator)	Returns an Observable that emits the first value emitted by the current Observable, then emits one value for each subsequent value emitted by the current Observable.
final <@NonNull R> @NonNull Observable<R>	Observable.scan(@NonNull R initialValue, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> accumulator)	Returns an Observable that emits the provided initial (seed) value, then emits one value for each value emitted by the current Observable.
final <@NonNull R> @NonNull Flowable<R>	Flowable.scanWith(@NonNull Supplier<@NonNull R> seedSupplier, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> accumulator)	Returns a Flowable that emits the provided initial (seed) value, then emits one value for each value emitted by the current Flowable.
final <@NonNull R> @NonNull Observable<R>	Observable.scanWith(@NonNull Supplier<@NonNull R> seedSupplier, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> accumulator)	Returns an Observable that emits the provided initial (seed) value, then emits one value for each value emitted by the current Observable.
static @NonNull Single<Boolean>	Completable.sequenceEqual(@NonNull CompletableSource source1, @NonNull CompletableSource source2)	Compares two CompletableSources and emits true via a Single if both complete.
static <@NonNull T> @NonNull Single<Boolean>	Flowable.sequenceEqual(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2)	Returns a Single that emits a Boolean value that indicates whether two Publisher sequences are the same by comparing the items emitted by each Publisher pairwise.
static <@NonNull T> @NonNull Single<Boolean>	Flowable.sequenceEqual(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2, int bufferSize)	Returns a Single that emits a Boolean value that indicates whether two Publisher sequences are the same by comparing the items emitted by each Publisher pairwise.
static <@NonNull T> @NonNull Single<Boolean>	Flowable.sequenceEqual(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2, @NonNull BiPredicate<? super @NonNull T,? super @NonNull T> isEqual)	Returns a Single that emits a Boolean value that indicates whether two Publisher sequences are the same by comparing the items emitted by each Publisher pairwise based on the results of a specified equality function.
static <@NonNull T> @NonNull Single<Boolean>	Flowable.sequenceEqual(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> source2, @NonNull BiPredicate<? super @NonNull T,? super @NonNull T> isEqual, int bufferSize)	Returns a Single that emits a Boolean value that indicates whether two Publisher sequences are the same by comparing the items emitted by each Publisher pairwise based on the results of a specified equality function.
static <@NonNull T> @NonNull Single<Boolean>	Maybe.sequenceEqual(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2)	Returns a Single that emits a Boolean value that indicates whether two MaybeSource sequences are the same by comparing the items emitted by each MaybeSource pairwise.
static <@NonNull T> @NonNull Single<Boolean>	Maybe.sequenceEqual(@NonNull MaybeSource<? extends @NonNull T> source1, @NonNull MaybeSource<? extends @NonNull T> source2, @NonNull BiPredicate<? super @NonNull T,? super @NonNull T> isEqual)	Returns a Single that emits a Boolean value that indicates whether two MaybeSources are the same by comparing the items emitted by each MaybeSource pairwise based on the results of a specified equality function.
static <@NonNull T> @NonNull Single<Boolean>	Observable.sequenceEqual(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2)	Returns a Single that emits a Boolean value that indicates whether two ObservableSource sequences are the same by comparing the items emitted by each ObservableSource pairwise.
static <@NonNull T> @NonNull Single<Boolean>	Observable.sequenceEqual(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2, int bufferSize)	Returns a Single that emits a Boolean value that indicates whether two ObservableSource sequences are the same by comparing the items emitted by each ObservableSource pairwise.
static <@NonNull T> @NonNull Single<Boolean>	Observable.sequenceEqual(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2, @NonNull BiPredicate<? super @NonNull T,? super @NonNull T> isEqual)	Returns a Single that emits a Boolean value that indicates whether two ObservableSource sequences are the same by comparing the items emitted by each ObservableSource pairwise based on the results of a specified equality function.
static <@NonNull T> @NonNull Single<Boolean>	Observable.sequenceEqual(@NonNull ObservableSource<? extends @NonNull T> source1, @NonNull ObservableSource<? extends @NonNull T> source2, @NonNull BiPredicate<? super @NonNull T,? super @NonNull T> isEqual, int bufferSize)	Returns a Single that emits a Boolean value that indicates whether two ObservableSource sequences are the same by comparing the items emitted by each ObservableSource pairwise based on the results of a specified equality function.
static <@NonNull T> @NonNull Single<Boolean>	Single.sequenceEqual(@NonNull SingleSource<? extends @NonNull T> source1, @NonNull SingleSource<? extends @NonNull T> source2)	Compares two SingleSources and emits true if they emit the same value (compared via Object.equals(Object)).
final @NonNull Flowable<T>	Flowable.serialize()	Forces the current Flowable's emissions and notifications to be serialized and for it to obey the Publisher contract in other ways.
final @NonNull Observable<T>	Observable.serialize()	Forces the current Observable's emissions and notifications to be serialized and for it to obey the ObservableSource contract in other ways.
final @NonNull Flowable<T>	Flowable.share()	Returns a new Flowable that multicasts (and shares a single subscription to) the current Flowable.
final @NonNull Observable<T>	Observable.share()	Returns a new Observable that multicasts (and shares a single subscription to) the current Observable.
final @NonNull Single<T>	Flowable.single(@NonNull T defaultItem)	Returns a Single that emits the single item emitted by the current Flowable if it emits only a single item, or a default item if the current Flowable emits no items.
final @NonNull Single<T>	Observable.single(@NonNull T defaultItem)	Returns a Single that emits the single item emitted by the current Observable, if the current Observable emits only a single item, or a default item if the current Observable emits no items.
final @NonNull Maybe<T>	Flowable.singleElement()	Returns a Maybe that completes if this Flowable is empty, signals one item if this Flowable signals exactly one item or signals an IllegalArgumentException if this Flowable signals more than one item.
final @NonNull Maybe<T>	Observable.singleElement()	Returns a Maybe that completes if the current Observable is empty or emits the single item emitted by the current Observable, or signals an IllegalArgumentException if the current Observable emits more than one item.
final @NonNull Single<T>	Flowable.singleOrError()	Returns a Single that emits the single item emitted by this Flowable, if this Flowable emits only a single item, otherwise if this Flowable completes without emitting any items a NoSuchElementException will be signaled and if this Flowable emits more than one item, an IllegalArgumentException will be signaled.
final @NonNull Single<T>	Observable.singleOrError()	Returns a Single that emits the single item emitted by the current Observable if it emits only a single item, otherwise if the current Observable completes without emitting any items or emits more than one item a NoSuchElementException or IllegalArgumentException will be signaled respectively.
final @NonNull CompletionStage<T>	Flowable.singleOrErrorStage()	Signals the only expected upstream item, a NoSuchElementException if the upstream is empty or signals IllegalArgumentException if the upstream has more than one item via a CompletionStage.
final @NonNull CompletionStage<T>	Observable.singleOrErrorStage()	Signals the only expected upstream item, a NoSuchElementException if the upstream is empty or signals IllegalArgumentException if the upstream has more than one item via a CompletionStage.
final @NonNull CompletionStage<T>	Flowable.singleStage(@NonNull T defaultItem)	Signals the only expected upstream item (or the default item if the upstream is empty) or signals IllegalArgumentException if the upstream has more than one item via a CompletionStage.
final @NonNull CompletionStage<T>	Observable.singleStage(@NonNull T defaultItem)	Signals the only expected upstream item (or the default item if the upstream is empty) or signals IllegalArgumentException if the upstream has more than one item via a CompletionStage.
final @NonNull Flowable<T>	Flowable.skip(long count)	Returns a Flowable that skips the first count items emitted by the current Flowable and emits the remainder.
final @NonNull Flowable<T>	Flowable.skip(long time, @NonNull TimeUnit unit)	Returns a Flowable that skips values emitted by the current Flowable before a specified time window elapses.
final @NonNull Flowable<T>	Flowable.skip(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that skips values emitted by the current Flowable before a specified time window on a specified Scheduler elapses.
final @NonNull Observable<T>	Observable.skip(long count)	Returns an Observable that skips the first count items emitted by the current Observable and emits the remainder.
final @NonNull Observable<T>	Observable.skip(long time, @NonNull TimeUnit unit)	Returns an Observable that skips values emitted by the current Observable before a specified time window elapses.
final @NonNull Observable<T>	Observable.skip(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that skips values emitted by the current Observable before a specified time window on a specified Scheduler elapses.
final @NonNull Flowable<T>	Flowable.skipLast(int count)	Returns a Flowable that drops a specified number of items from the end of the sequence emitted by the current Flowable.
final @NonNull Flowable<T>	Flowable.skipLast(long time, @NonNull TimeUnit unit)	Returns a Flowable that drops items emitted by the current Flowable during a specified time window before the source completes.
final @NonNull Flowable<T>	Flowable.skipLast(long time, @NonNull TimeUnit unit, boolean delayError)	Returns a Flowable that drops items emitted by the current Flowable during a specified time window before the source completes.
final @NonNull Flowable<T>	Flowable.skipLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that drops items emitted by the current Flowable during a specified time window (defined on a specified scheduler) before the source completes.
final @NonNull Flowable<T>	Flowable.skipLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError)	Returns a Flowable that drops items emitted by the current Flowable during a specified time window (defined on a specified scheduler) before the source completes.
final @NonNull Flowable<T>	Flowable.skipLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError, int bufferSize)	Returns a Flowable that drops items emitted by the current Flowable during a specified time window (defined on a specified scheduler) before the source completes.
final @NonNull Observable<T>	Observable.skipLast(int count)	Returns an Observable that drops a specified number of items from the end of the sequence emitted by the current Observable.
final @NonNull Observable<T>	Observable.skipLast(long time, @NonNull TimeUnit unit)	Returns an Observable that drops items emitted by the current Observable during a specified time window before the source completes.
final @NonNull Observable<T>	Observable.skipLast(long time, @NonNull TimeUnit unit, boolean delayError)	Returns an Observable that drops items emitted by the current Observable during a specified time window before the source completes.
final @NonNull Observable<T>	Observable.skipLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that drops items emitted by the current Observable during a specified time window (defined on a specified scheduler) before the source completes.
final @NonNull Observable<T>	Observable.skipLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError)	Returns an Observable that drops items emitted by the current Observable during a specified time window (defined on a specified scheduler) before the source completes.
final @NonNull Observable<T>	Observable.skipLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError, int bufferSize)	Returns an Observable that drops items emitted by the current Observable during a specified time window (defined on a specified scheduler) before the source completes.
final <@NonNull U> @NonNull Flowable<T>	Flowable.skipUntil(@NonNull org.reactivestreams.Publisher<@NonNull U> other)	Returns a Flowable that skips items emitted by the current Flowable until a second Publisher emits an item.
final <@NonNull U> @NonNull Observable<T>	Observable.skipUntil(@NonNull ObservableSource<@NonNull U> other)	Returns an Observable that skips items emitted by the current Observable until a second ObservableSource emits an item.
final @NonNull Flowable<T>	Flowable.skipWhile(@NonNull Predicate<? super @NonNull T> predicate)	Returns a Flowable that skips all items emitted by the current Flowable as long as a specified condition holds true, but emits all further source items as soon as the condition becomes false.
final @NonNull Observable<T>	Observable.skipWhile(@NonNull Predicate<? super @NonNull T> predicate)	Returns an Observable that skips all items emitted by the current Observable as long as a specified condition holds true, but emits all further source items as soon as the condition becomes false.
final @NonNull Flowable<T>	Flowable.sorted()	Returns a Flowable that emits the events emitted by source Publisher, in a sorted order.
final @NonNull Flowable<T>	Flowable.sorted(@NonNull Comparator<@NonNull ? super @NonNull T> comparator)	Returns a Flowable that emits the events emitted by source Publisher, in a sorted order based on a specified comparison function.
final @NonNull Observable<T>	Observable.sorted()	Returns an Observable that emits the events emitted by the current Observable, in a sorted order.
final @NonNull Observable<T>	Observable.sorted(@NonNull Comparator<? super @NonNull T> comparator)	Returns an Observable that emits the events emitted by the current Observable, in a sorted order based on a specified comparison function.
final @NonNull Completable	Completable.startWith(@NonNull CompletableSource other)	Returns a Completable which first runs the other CompletableSource then the current Completable if the other completed normally.
final <@NonNull T> @NonNull Flowable<T>	Completable.startWith(@NonNull MaybeSource<@NonNull T> other)	Returns a Flowable which first runs the other MaybeSource then the current Completable if the other succeeded or completed normally.
final <@NonNull T> @NonNull Observable<T>	Completable.startWith(@NonNull ObservableSource<@NonNull T> other)	Returns an Observable which first delivers the events of the other ObservableSource then runs the current Completable.
final <@NonNull T> @NonNull Flowable<T>	Completable.startWith(@NonNull SingleSource<@NonNull T> other)	Returns a Flowable which first runs the other SingleSource then the current Completable if the other succeeded normally.
final <@NonNull T> @NonNull Flowable<T>	Completable.startWith(@NonNull org.reactivestreams.Publisher<@NonNull T> other)	Returns a Flowable which first delivers the events of the other Publisher then runs the current Completable.
final @NonNull Flowable<T>	Flowable.startWith(@NonNull CompletableSource other)	Returns a Flowable which first runs the other CompletableSource then the current Flowable if the other completed normally.
final @NonNull Flowable<T>	Flowable.startWith(@NonNull MaybeSource<@NonNull T> other)	Returns a Flowable which first runs the other MaybeSource then the current Flowable if the other succeeded or completed normally.
final @NonNull Flowable<T>	Flowable.startWith(@NonNull SingleSource<@NonNull T> other)	Returns a Flowable which first runs the other SingleSource then the current Flowable if the other succeeded normally.
final @NonNull Flowable<T>	Flowable.startWith(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> other)	Returns a Flowable that emits the items in a specified Publisher before it begins to emit items emitted by the current Flowable.
final @NonNull Flowable<T>	Maybe.startWith(@NonNull CompletableSource other)	Returns a Flowable which first runs the other CompletableSource then the current Maybe if the other completed normally.
final @NonNull Flowable<T>	Maybe.startWith(@NonNull MaybeSource<@NonNull T> other)	Returns a Flowable which first runs the other MaybeSource then the current Maybe if the other succeeded or completed normally.
final @NonNull Observable<T>	Maybe.startWith(@NonNull ObservableSource<@NonNull T> other)	Returns an Observable which first delivers the events of the other ObservableSource then runs the current Maybe.
final @NonNull Flowable<T>	Maybe.startWith(@NonNull SingleSource<@NonNull T> other)	Returns a Flowable which first runs the other SingleSource then the current Maybe if the other succeeded normally.
final @NonNull Flowable<T>	Maybe.startWith(@NonNull org.reactivestreams.Publisher<@NonNull T> other)	Returns a Flowable which first delivers the events of the other Publisher then runs the current Maybe.
final @NonNull Observable<T>	Observable.startWith(@NonNull CompletableSource other)	Returns an Observable which first runs the other CompletableSource then the current Observable if the other completed normally.
final @NonNull Observable<T>	Observable.startWith(@NonNull MaybeSource<@NonNull T> other)	Returns an Observable which first runs the other MaybeSource then the current Observable if the other succeeded or completed normally.
final @NonNull Observable<T>	Observable.startWith(@NonNull ObservableSource<? extends @NonNull T> other)	Returns an Observable that emits the items in a specified ObservableSource before it begins to emit items emitted by the current Observable.
final @NonNull Observable<T>	Observable.startWith(@NonNull SingleSource<@NonNull T> other)	Returns an Observable which first runs the other SingleSource then the current Observable if the other succeeded normally.
final @NonNull Flowable<T>	Single.startWith(@NonNull CompletableSource other)	Returns a Flowable which first runs the other CompletableSource then the current Single if the other completed normally.
final @NonNull Flowable<T>	Single.startWith(@NonNull MaybeSource<@NonNull T> other)	Returns a Flowable which first runs the other MaybeSource then the current Single if the other succeeded or completed normally.
final @NonNull Observable<T>	Single.startWith(@NonNull ObservableSource<@NonNull T> other)	Returns an Observable which first delivers the events of the other ObservableSource then runs the current Single.
final @NonNull Flowable<T>	Single.startWith(@NonNull SingleSource<@NonNull T> other)	Returns a Flowable which first runs the other SingleSource then the current Single if the other succeeded normally.
final @NonNull Flowable<T>	Single.startWith(@NonNull org.reactivestreams.Publisher<@NonNull T> other)	Returns a Flowable which first delivers the events of the other Publisher then runs the current Single.
final @NonNull Flowable<T>	Flowable.startWithArray(@NonNull T... items)	Returns a Flowable that emits the specified items before it begins to emit items emitted by the current Flowable.
final @NonNull Observable<T>	Observable.startWithArray(@NonNull T... items)	Returns an Observable that emits the specified items before it begins to emit items emitted by the current Observable.
final @NonNull Flowable<T>	Flowable.startWithItem(@NonNull T item)	Returns a Flowable that emits a specified item before it begins to emit items emitted by the current Flowable.
final @NonNull Observable<T>	Observable.startWithItem(@NonNull T item)	Returns an Observable that emits a specified item before it begins to emit items emitted by the current Observable.
final @NonNull Flowable<T>	Flowable.startWithIterable(@NonNull Iterable<? extends @NonNull T> items)	Returns a Flowable that emits the items in a specified Iterable before it begins to emit items emitted by the current Flowable.
final @NonNull Observable<T>	Observable.startWithIterable(@NonNull Iterable<? extends @NonNull T> items)	Returns an Observable that emits the items in a specified Iterable before it begins to emit items emitted by the current Observable.
final @NonNull Disposable	Completable.subscribe()	Subscribes to this Completable and returns a Disposable which can be used to dispose the subscription.
final void	Completable.subscribe(@NonNull CompletableObserver observer)
final @NonNull Disposable	Completable.subscribe(@NonNull Action onComplete)	Subscribes to this Completable and calls the given Action when this Completable completes normally.
final @NonNull Disposable	Completable.subscribe(@NonNull Action onComplete, @NonNull Consumer<? super Throwable> onError)	Subscribes to this Completable and calls back either the onError or onComplete functions.
final @NonNull Disposable	Completable.subscribe(@NonNull Action onComplete, @NonNull Consumer<? super Throwable> onError, @NonNull DisposableContainer container)	Wraps the given onXXX callbacks into a Disposable CompletableObserver, adds it to the given DisposableContainer and ensures, that if the upstream terminates or this particular Disposable is disposed, the CompletableObserver is removed from the given composite.
final @NonNull Disposable	Flowable.subscribe()	Subscribes to the current Flowable and ignores onNext and onComplete emissions.
final void	Flowable.subscribe(@NonNull FlowableSubscriber<? super @NonNull T> subscriber)	Establish a connection between this Flowable and the given FlowableSubscriber and start streaming events based on the demand of the FlowableSubscriber.
final @NonNull Disposable	Flowable.subscribe(@NonNull Consumer<? super @NonNull T> onNext)	Subscribes to the current Flowable and provides a callback to handle the items it emits.
final @NonNull Disposable	Flowable.subscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError)	Subscribes to the current Flowable and provides callbacks to handle the items it emits and any error notification it issues.
final @NonNull Disposable	Flowable.subscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete)	Subscribes to the current Flowable and provides callbacks to handle the items it emits and any error or completion notification it issues.
final @NonNull Disposable	Flowable.subscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete, @NonNull DisposableContainer container)	Wraps the given onXXX callbacks into a Disposable Subscriber, adds it to the given DisposableContainer and ensures, that if the upstream terminates or this particular Disposable is disposed, the Subscriber is removed from the given container.
final void	Flowable.subscribe(@NonNull org.reactivestreams.Subscriber<? super @NonNull T> subscriber)
final @NonNull Disposable	Maybe.subscribe()	Subscribes to a Maybe and ignores onSuccess and onComplete emissions.
final void	Maybe.subscribe(@NonNull MaybeObserver<? super @NonNull T> observer)
final @NonNull Disposable	Maybe.subscribe(@NonNull Consumer<? super @NonNull T> onSuccess)	Subscribes to a Maybe and provides a callback to handle the items it emits.
final @NonNull Disposable	Maybe.subscribe(@NonNull Consumer<? super @NonNull T> onSuccess, @NonNull Consumer<? super Throwable> onError)	Subscribes to a Maybe and provides callbacks to handle the items it emits and any error notification it issues.
final @NonNull Disposable	Maybe.subscribe(@NonNull Consumer<? super @NonNull T> onSuccess, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete)	Subscribes to a Maybe and provides callbacks to handle the items it emits and any error or completion notification it issues.
final @NonNull Disposable	Maybe.subscribe(@NonNull Consumer<? super @NonNull T> onSuccess, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete, @NonNull DisposableContainer container)	Wraps the given onXXX callbacks into a Disposable MaybeObserver, adds it to the given DisposableContainer and ensures, that if the upstream terminates or this particular Disposable is disposed, the MaybeObserver is removed from the given composite.
final @NonNull Disposable	Observable.subscribe()	Subscribes to the current Observable and ignores onNext and onComplete emissions.
final void	Observable.subscribe(@NonNull Observer<? super @NonNull T> observer)
final @NonNull Disposable	Observable.subscribe(@NonNull Consumer<? super @NonNull T> onNext)	Subscribes to the current Observable and provides a callback to handle the items it emits.
final @NonNull Disposable	Observable.subscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError)	Subscribes to the current Observable and provides callbacks to handle the items it emits and any error notification it signals.
final @NonNull Disposable	Observable.subscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete)	Subscribes to the current Observable and provides callbacks to handle the items it emits and any error or completion notification it signals.
final @NonNull Disposable	Observable.subscribe(@NonNull Consumer<? super @NonNull T> onNext, @NonNull Consumer<? super Throwable> onError, @NonNull Action onComplete, @NonNull DisposableContainer container)	Wraps the given onXXX callbacks into a Disposable Observer, adds it to the given DisposableContainer and ensures, that if the upstream terminates or this particular Disposable is disposed, the Observer is removed from the given container.
final @NonNull Disposable	Single.subscribe()	Subscribes to a Single but ignore its emission or notification.
final void	Single.subscribe(@NonNull SingleObserver<? super @NonNull T> observer)
final @NonNull Disposable	Single.subscribe(@NonNull BiConsumer<@Nullable ? super @NonNull T,@Nullable ? super Throwable> onCallback)	Subscribes to a Single and provides a composite callback to handle the item it emits or any error notification it issues.
final @NonNull Disposable	Single.subscribe(@NonNull Consumer<? super @NonNull T> onSuccess)	Subscribes to a Single and provides a callback to handle the item it emits.
final @NonNull Disposable	Single.subscribe(@NonNull Consumer<? super @NonNull T> onSuccess, @NonNull Consumer<? super Throwable> onError)	Subscribes to a Single and provides callbacks to handle the item it emits or any error notification it issues.
final @NonNull Disposable	Single.subscribe(@NonNull Consumer<? super @NonNull T> onSuccess, @NonNull Consumer<? super Throwable> onError, @NonNull DisposableContainer container)	Wraps the given onXXX callbacks into a Disposable SingleObserver, adds it to the given DisposableContainer and ensures, that if the upstream terminates or this particular Disposable is disposed, the SingleObserver is removed from the given container.
final @NonNull Completable	Completable.subscribeOn(@NonNull Scheduler scheduler)	Returns a Completable which subscribes the downstream subscriber on the specified scheduler, making sure the subscription side-effects happen on that specific thread of the Scheduler.
final @NonNull Flowable<T>	Flowable.subscribeOn(@NonNull Scheduler scheduler)	Asynchronously subscribes Subscribers to the current Flowable on the specified Scheduler.
final @NonNull Flowable<T>	Flowable.subscribeOn(@NonNull Scheduler scheduler, boolean requestOn)	Asynchronously subscribes Subscribers to the current Flowable on the specified Scheduler optionally reroutes requests from other threads to the same Scheduler thread.
final @NonNull Maybe<T>	Maybe.subscribeOn(@NonNull Scheduler scheduler)	Asynchronously subscribes subscribers to this Maybe on the specified Scheduler.
final @NonNull Observable<T>	Observable.subscribeOn(@NonNull Scheduler scheduler)	Asynchronously subscribes Observers to the current Observable on the specified Scheduler.
final @NonNull Single<T>	Single.subscribeOn(@NonNull Scheduler scheduler)	Asynchronously subscribes SingleObservers to this Single on the specified Scheduler.
final <@NonNull E extends CompletableObserver> E	Completable.subscribeWith(@NonNull E observer)	Subscribes a given CompletableObserver (subclass) to this Completable and returns the given CompletableObserver as is.
final <@NonNull E extends org.reactivestreams.Subscriber<? super @NonNull T>> E	Flowable.subscribeWith(@NonNull E subscriber)	Subscribes a given Subscriber (subclass) to this Flowable and returns the given Subscriber as is.
final <@NonNull E extends MaybeObserver<? super @NonNull T>> E	Maybe.subscribeWith(@NonNull E observer)	Subscribes a given MaybeObserver (subclass) to this Maybe and returns the given MaybeObserver as is.
final <@NonNull E extends Observer<? super @NonNull T>> E	Observable.subscribeWith(@NonNull E observer)	Subscribes a given Observer (subclass) to the current Observable and returns the given Observer instance as is.
final <@NonNull E extends SingleObserver<? super @NonNull T>> E	Single.subscribeWith(@NonNull E observer)	Subscribes a given SingleObserver (subclass) to this Single and returns the given SingleObserver as is.
final @NonNull Flowable<T>	Flowable.switchIfEmpty(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> other)	Returns a Flowable that emits the items emitted by the current Flowable or the items of an alternate Publisher if the current Flowable is empty.
final @NonNull Maybe<T>	Maybe.switchIfEmpty(@NonNull MaybeSource<? extends @NonNull T> other)	Returns a Maybe that emits the items emitted by the current Maybe or the items of an alternate MaybeSource if the current Maybe is empty.
final @NonNull Single<T>	Maybe.switchIfEmpty(@NonNull SingleSource<? extends @NonNull T> other)	Returns a Single that emits the items emitted by the current Maybe or the item of an alternate SingleSource if the current Maybe is empty.
final @NonNull Observable<T>	Observable.switchIfEmpty(@NonNull ObservableSource<? extends @NonNull T> other)	Returns an Observable that emits the items emitted by the current Observable or the items of an alternate ObservableSource if the current Observable is empty.
final <@NonNull R> @NonNull Flowable<R>	Flowable.switchMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Returns a new Flowable by applying a function that you supply to each item emitted by the current Flowable that returns a Publisher, and then emitting the items emitted by the most recently emitted of these Publishers.
final <@NonNull R> @NonNull Flowable<R>	Flowable.switchMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, int bufferSize)	Returns a new Flowable by applying a function that you supply to each item emitted by the current Flowable that returns a Publisher, and then emitting the items emitted by the most recently emitted of these Publishers.
final <@NonNull R> @NonNull Observable<R>	Observable.switchMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper)	Returns a new Observable by applying a function that you supply to each item emitted by the current Observable that returns an ObservableSource, and then emitting the items emitted by the most recently emitted of these ObservableSources.
final <@NonNull R> @NonNull Observable<R>	Observable.switchMap(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, int bufferSize)	Returns a new Observable by applying a function that you supply to each item emitted by the current Observable that returns an ObservableSource, and then emitting the items emitted by the most recently emitted of these ObservableSources.
final @NonNull Completable	Flowable.switchMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps the upstream values into CompletableSources, subscribes to the newer one while disposing the subscription to the previous CompletableSource, thus keeping at most one active CompletableSource running.
final @NonNull Completable	Observable.switchMapCompletable(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps the items of the current Observable into CompletableSources, subscribes to the newer one while disposing the subscription to the previous CompletableSource, thus keeping at most one active CompletableSource running.
final @NonNull Completable	Flowable.switchMapCompletableDelayError(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps the upstream values into CompletableSources, subscribes to the newer one while disposing the subscription to the previous CompletableSource, thus keeping at most one active CompletableSource running and delaying any main or inner errors until all of them terminate.
final @NonNull Completable	Observable.switchMapCompletableDelayError(@NonNull Function<? super @NonNull T,? extends CompletableSource> mapper)	Maps the upstream values into CompletableSources, subscribes to the newer one while disposing the subscription to the previous CompletableSource, thus keeping at most one active CompletableSource running and delaying any main or inner errors until all of them terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.switchMapDelayError(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Returns a new Flowable by applying a function that you supply to each item emitted by the current Flowable that returns a Publisher, and then emitting the items emitted by the most recently emitted of these Publishers and delays any error until all Publishers terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.switchMapDelayError(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, int bufferSize)	Returns a new Flowable by applying a function that you supply to each item emitted by the current Flowable that returns a Publisher, and then emitting the items emitted by the most recently emitted of these Publishers and delays any error until all Publishers terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.switchMapDelayError(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper)	Returns a new Observable by applying a function that you supply to each item emitted by the current Observable that returns an ObservableSource, and then emitting the items emitted by the most recently emitted of these ObservableSources and delays any error until all ObservableSources terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.switchMapDelayError(@NonNull Function<? super @NonNull T,? extends ObservableSource<? extends @NonNull R>> mapper, int bufferSize)	Returns a new Observable by applying a function that you supply to each item emitted by the current Observable that returns an ObservableSource, and then emitting the items emitted by the most recently emitted of these ObservableSources and delays any error until all ObservableSources terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.switchMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps the upstream items into MaybeSources and switches (subscribes) to the newer ones while disposing the older ones (and ignoring their signals) and emits the latest success value of the current one if available while failing immediately if this Flowable or any of the active inner MaybeSources fail.
final <@NonNull R> @NonNull Observable<R>	Observable.switchMapMaybe(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps the items of the current Observable into MaybeSources and switches (subscribes) to the newer ones while disposing the older ones (and ignoring their signals) and emits the latest success value of the current one if available while failing immediately if the current Observable or any of the active inner MaybeSources fail.
final <@NonNull R> @NonNull Flowable<R>	Flowable.switchMapMaybeDelayError(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps the upstream items into MaybeSources and switches (subscribes) to the newer ones while disposing the older ones (and ignoring their signals) and emits the latest success value of the current one if available, delaying errors from this Flowable or the inner MaybeSources until all terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.switchMapMaybeDelayError(@NonNull Function<? super @NonNull T,? extends MaybeSource<? extends @NonNull R>> mapper)	Maps the upstream items into MaybeSources and switches (subscribes) to the newer ones while disposing the older ones (and ignoring their signals) and emits the latest success value of the current one if available, delaying errors from the current Observable or the inner MaybeSources until all terminate.
final <@NonNull R> @NonNull Flowable<R>	Flowable.switchMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Maps the upstream items into SingleSources and switches (subscribes) to the newer ones while disposing the older ones (and ignoring their signals) and emits the latest success value of the current one while failing immediately if this Flowable or any of the active inner SingleSources fail.
final <@NonNull R> @NonNull Observable<R>	Observable.switchMapSingle(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Returns a new Observable by applying a function that you supply to each item emitted by the current Observable that returns a SingleSource, and then emitting the item emitted by the most recently emitted of these SingleSources.
final <@NonNull R> @NonNull Flowable<R>	Flowable.switchMapSingleDelayError(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Maps the upstream items into SingleSources and switches (subscribes) to the newer ones while disposing the older ones (and ignoring their signals) and emits the latest success value of the current one, delaying errors from this Flowable or the inner SingleSources until all terminate.
final <@NonNull R> @NonNull Observable<R>	Observable.switchMapSingleDelayError(@NonNull Function<? super @NonNull T,? extends SingleSource<? extends @NonNull R>> mapper)	Returns a new Observable by applying a function that you supply to each item emitted by the current Observable that returns a SingleSource, and then emitting the item emitted by the most recently emitted of these SingleSources and delays any error until all SingleSources terminate.
static @NonNull Completable	Completable.switchOnNext(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources)	Switches between CompletableSources emitted by the source Publisher whenever a new CompletableSource is emitted, disposing the previously running CompletableSource, exposing the setup as a Completable sequence.
static <@NonNull T> @NonNull Flowable<T>	Flowable.switchOnNext(@NonNull org.reactivestreams.Publisher<? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int bufferSize)	Converts a Publisher that emits Publishers into a Publisher that emits the items emitted by the most recently emitted of those Publishers.
static <@NonNull T> @NonNull Flowable<T>	Flowable.switchOnNext(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Converts a Publisher that emits Publishers into a Publisher that emits the items emitted by the most recently emitted of those Publishers.
static <@NonNull T> @NonNull Flowable<T>	Maybe.switchOnNext(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Switches between MaybeSources emitted by the source Publisher whenever a new MaybeSource is emitted, disposing the previously running MaybeSource, exposing the success items as a Flowable sequence.
static <@NonNull T> @NonNull Observable<T>	Observable.switchOnNext(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources)	Converts an ObservableSource that emits ObservableSources into an Observable that emits the items emitted by the most recently emitted of those ObservableSources.
static <@NonNull T> @NonNull Observable<T>	Observable.switchOnNext(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources, int bufferSize)	Converts an ObservableSource that emits ObservableSources into an Observable that emits the items emitted by the most recently emitted of those ObservableSources.
static <@NonNull T> @NonNull Flowable<T>	Single.switchOnNext(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Switches between SingleSources emitted by the source Publisher whenever a new SingleSource is emitted, disposing the previously running SingleSource, exposing the success items as a Flowable sequence.
static @NonNull Completable	Completable.switchOnNextDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends CompletableSource> sources)	Switches between CompletableSources emitted by the source Publisher whenever a new CompletableSource is emitted, disposing the previously running CompletableSource, exposing the setup as a Completable sequence and delaying all errors from all of them until all terminate.
static <@NonNull T> @NonNull Flowable<T>	Flowable.switchOnNextDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources)	Converts a Publisher that emits Publishers into a Publisher that emits the items emitted by the most recently emitted of those Publishers and delays any exception until all Publishers terminate.
static <@NonNull T> @NonNull Flowable<T>	Flowable.switchOnNextDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, int prefetch)	Converts a Publisher that emits Publishers into a Publisher that emits the items emitted by the most recently emitted of those Publishers and delays any exception until all Publishers terminate.
static <@NonNull T> @NonNull Flowable<T>	Maybe.switchOnNextDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources)	Switches between MaybeSources emitted by the source Publisher whenever a new MaybeSource is emitted, disposing the previously running MaybeSource, exposing the success items as a Flowable sequence and delaying all errors from all of them until all terminate.
static <@NonNull T> @NonNull Observable<T>	Observable.switchOnNextDelayError(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources)	Converts an ObservableSource that emits ObservableSources into an Observable that emits the items emitted by the most recently emitted of those ObservableSources and delays any exception until all ObservableSources terminate.
static <@NonNull T> @NonNull Observable<T>	Observable.switchOnNextDelayError(@NonNull ObservableSource<? extends ObservableSource<? extends @NonNull T>> sources, int bufferSize)	Converts an ObservableSource that emits ObservableSources into an Observable that emits the items emitted by the most recently emitted of those ObservableSources and delays any exception until all ObservableSources terminate.
static <@NonNull T> @NonNull Flowable<T>	Single.switchOnNextDelayError(@NonNull org.reactivestreams.Publisher<@NonNull ? extends SingleSource<? extends @NonNull T>> sources)	Switches between SingleSources emitted by the source Publisher whenever a new SingleSource is emitted, disposing the previously running SingleSource, exposing the success items as a Flowable sequence and delaying all errors from all of them until all terminate.
final @NonNull Flowable<T>	Flowable.take(long count)	Returns a Flowable that emits only the first count items emitted by the current Flowable.
final @NonNull Flowable<T>	Flowable.take(long time, @NonNull TimeUnit unit)	Returns a Flowable that emits those items emitted by source Publisher before a specified time runs out.
final @NonNull Flowable<T>	Flowable.take(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits those items emitted by source Publisher before a specified time (on a specified Scheduler) runs out.
final @NonNull Observable<T>	Observable.take(long count)	Returns an Observable that emits only the first count items emitted by the current Observable.
final @NonNull Observable<T>	Observable.take(long time, @NonNull TimeUnit unit)	Returns an Observable that emits those items emitted by the current Observable before a specified time runs out.
final @NonNull Observable<T>	Observable.take(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits those items emitted by the current Observable before a specified time (on a specified Scheduler) runs out.
final @NonNull Flowable<T>	Flowable.takeLast(int count)	Returns a Flowable that emits at most the last count items emitted by the current Flowable.
final @NonNull Flowable<T>	Flowable.takeLast(long count, long time, @NonNull TimeUnit unit)	Returns a Flowable that emits at most a specified number of items from the current Flowable that were emitted in a specified window of time before the current Flowable completed.
final @NonNull Flowable<T>	Flowable.takeLast(long count, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits at most a specified number of items from the current Flowable that were emitted in a specified window of time before the current Flowable completed, where the timing information is provided by a given Scheduler.
final @NonNull Flowable<T>	Flowable.takeLast(long count, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError, int bufferSize)	Returns a Flowable that emits at most a specified number of items from the current Flowable that were emitted in a specified window of time before the current Flowable completed, where the timing information is provided by a given Scheduler.
final @NonNull Flowable<T>	Flowable.takeLast(long time, @NonNull TimeUnit unit)	Returns a Flowable that emits the items from the current Flowable that were emitted in a specified window of time before the current Flowable completed.
final @NonNull Flowable<T>	Flowable.takeLast(long time, @NonNull TimeUnit unit, boolean delayError)	Returns a Flowable that emits the items from the current Flowable that were emitted in a specified window of time before the current Flowable completed.
final @NonNull Flowable<T>	Flowable.takeLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits the items from the current Flowable that were emitted in a specified window of time before the current Flowable completed, where the timing information is provided by a specified Scheduler.
final @NonNull Flowable<T>	Flowable.takeLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError)	Returns a Flowable that emits the items from the current Flowable that were emitted in a specified window of time before the current Flowable completed, where the timing information is provided by a specified Scheduler.
final @NonNull Flowable<T>	Flowable.takeLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError, int bufferSize)	Returns a Flowable that emits the items from the current Flowable that were emitted in a specified window of time before the current Flowable completed, where the timing information is provided by a specified Scheduler.
final @NonNull Observable<T>	Observable.takeLast(int count)	Returns an Observable that emits at most the last count items emitted by the current Observable.
final @NonNull Observable<T>	Observable.takeLast(long count, long time, @NonNull TimeUnit unit)	Returns an Observable that emits at most a specified number of items from the current Observable that were emitted in a specified window of time before the current Observable completed.
final @NonNull Observable<T>	Observable.takeLast(long count, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits at most a specified number of items from the current Observable that were emitted in a specified window of time before the current Observable completed, where the timing information is provided by a given Scheduler.
final @NonNull Observable<T>	Observable.takeLast(long count, long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError, int bufferSize)	Returns an Observable that emits at most a specified number of items from the current Observable that were emitted in a specified window of time before the current Observable completed, where the timing information is provided by a given Scheduler.
final @NonNull Observable<T>	Observable.takeLast(long time, @NonNull TimeUnit unit)	Returns an Observable that emits the items from the current Observable that were emitted in a specified window of time before the current Observable completed.
final @NonNull Observable<T>	Observable.takeLast(long time, @NonNull TimeUnit unit, boolean delayError)	Returns an Observable that emits the items from the current Observable that were emitted in a specified window of time before the current Observable completed.
final @NonNull Observable<T>	Observable.takeLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits the items from the current Observable that were emitted in a specified window of time before the current Observable completed, where the timing information is provided by a specified Scheduler.
final @NonNull Observable<T>	Observable.takeLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError)	Returns an Observable that emits the items from the current Observable that were emitted in a specified window of time before the current Observable completed, where the timing information is provided by a specified Scheduler.
final @NonNull Observable<T>	Observable.takeLast(long time, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean delayError, int bufferSize)	Returns an Observable that emits the items from the current Observable that were emitted in a specified window of time before the current Observable completed, where the timing information is provided by a specified Scheduler.
final @NonNull Completable	Completable.takeUntil(@NonNull CompletableSource other)	Terminates the downstream if this or the other Completable terminates (wins the termination race) while disposing the connection to the losing source.
final @NonNull Flowable<T>	Flowable.takeUntil(@NonNull Predicate<? super @NonNull T> stopPredicate)	Returns a Flowable that emits items emitted by the current Flowable, checks the specified predicate for each item, and then completes when the condition is satisfied.
final <@NonNull U> @NonNull Flowable<T>	Flowable.takeUntil(@NonNull org.reactivestreams.Publisher<@NonNull U> other)	Returns a Flowable that emits the items emitted by the current Flowable until a second Publisher emits an item or completes.
final <@NonNull U> @NonNull Maybe<T>	Maybe.takeUntil(@NonNull MaybeSource<@NonNull U> other)	Returns a Maybe that emits the items emitted by the current Maybe until a second MaybeSource emits an item.
final <@NonNull U> @NonNull Maybe<T>	Maybe.takeUntil(@NonNull org.reactivestreams.Publisher<@NonNull U> other)	Returns a Maybe that emits the item emitted by the current Maybe until a second Publisher emits an item.
final <@NonNull U> @NonNull Observable<T>	Observable.takeUntil(@NonNull ObservableSource<@NonNull U> other)	Returns an Observable that emits the items emitted by the current Observable until a second ObservableSource emits an item or completes.
final @NonNull Observable<T>	Observable.takeUntil(@NonNull Predicate<? super @NonNull T> stopPredicate)	Returns an Observable that emits items emitted by the current Observable, checks the specified predicate for each item, and then completes when the condition is satisfied.
final @NonNull Single<T>	Single.takeUntil(@NonNull CompletableSource other)	Returns a Single that emits the item emitted by the current Single until a CompletableSource terminates.
final <@NonNull E> @NonNull Single<T>	Single.takeUntil(@NonNull SingleSource<? extends @NonNull E> other)	Returns a Single that emits the item emitted by the current Single until a second Single emits an item.
final <@NonNull E> @NonNull Single<T>	Single.takeUntil(@NonNull org.reactivestreams.Publisher<@NonNull E> other)	Returns a Single that emits the item emitted by the current Single until a Publisher emits an item or completes.
final @NonNull Flowable<T>	Flowable.takeWhile(@NonNull Predicate<? super @NonNull T> predicate)	Returns a Flowable that emits items emitted by the current Flowable so long as each item satisfied a specified condition, and then completes as soon as this condition is not satisfied.
final @NonNull Observable<T>	Observable.takeWhile(@NonNull Predicate<? super @NonNull T> predicate)	Returns an Observable that emits items emitted by the current Observable so long as each item satisfied a specified condition, and then completes as soon as this condition is not satisfied.
final @NonNull TestObserver<Void>	Completable.test()	Creates a TestObserver and subscribes it to this Completable.
final @NonNull TestObserver<Void>	Completable.test(boolean dispose)	Creates a TestObserver optionally in cancelled state, then subscribes it to this Completable.
final @NonNull TestSubscriber<T>	Flowable.test()	Creates a TestSubscriber that requests Long.MAX_VALUE and subscribes it to this Flowable.
final @NonNull TestSubscriber<T>	Flowable.test(long initialRequest)	Creates a TestSubscriber with the given initial request amount and subscribes it to this Flowable.
final @NonNull TestSubscriber<T>	Flowable.test(long initialRequest, boolean cancel)	Creates a TestSubscriber with the given initial request amount, optionally cancels it before the subscription and subscribes it to this Flowable.
final @NonNull TestObserver<T>	Maybe.test()	Creates a TestObserver and subscribes it to this Maybe.
final @NonNull TestObserver<T>	Maybe.test(boolean dispose)	Creates a TestObserver optionally in cancelled state, then subscribes it to this Maybe.
final @NonNull TestObserver<T>	Observable.test()	Creates a TestObserver and subscribes it to the current Observable.
final @NonNull TestObserver<T>	Observable.test(boolean dispose)	Creates a TestObserver, optionally disposes it and then subscribes it to the current Observable.
final @NonNull TestObserver<T>	Single.test()	Creates a TestObserver and subscribes it to this Single.
final @NonNull TestObserver<T>	Single.test(boolean dispose)	Creates a TestObserver optionally in cancelled state, then subscribes it to this Single.
final @NonNull Flowable<T>	Flowable.throttleFirst(long windowDuration, @NonNull TimeUnit unit)	Returns a Flowable that emits only the first item emitted by the current Flowable during sequential time windows of a specified duration.
final @NonNull Flowable<T>	Flowable.throttleFirst(long skipDuration, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits only the first item emitted by the current Flowable during sequential time windows of a specified duration, where the windows are managed by a specified Scheduler.
final @NonNull Flowable<T>	Flowable.throttleFirst(long skipDuration, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Consumer<? super @NonNull T> onDropped)	Returns a Flowable that emits only the first item emitted by the current Flowable during sequential time windows of a specified duration, where the windows are managed by a specified Scheduler.
final @NonNull Observable<T>	Observable.throttleFirst(long windowDuration, @NonNull TimeUnit unit)	Returns an Observable that emits only the first item emitted by the current Observable during sequential time windows of a specified duration.
final @NonNull Observable<T>	Observable.throttleFirst(long skipDuration, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits only the first item emitted by the current Observable during sequential time windows of a specified duration, where the windows are managed by a specified Scheduler.
final @NonNull Observable<T>	Observable.throttleFirst(long skipDuration, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Consumer<? super @NonNull T> onDropped)	Returns an Observable that emits only the first item emitted by the current Observable during sequential time windows of a specified duration, where the windows are managed by a specified Scheduler.
final @NonNull Flowable<T>	Flowable.throttleLast(long intervalDuration, @NonNull TimeUnit unit)	Returns a Flowable that emits only the last item emitted by the current Flowable during sequential time windows of a specified duration.
final @NonNull Flowable<T>	Flowable.throttleLast(long intervalDuration, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits only the last item emitted by the current Flowable during sequential time windows of a specified duration, where the duration is governed by a specified Scheduler.
final @NonNull Flowable<T>	Flowable.throttleLast(long intervalDuration, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Consumer<? super @NonNull T> onDropped)	Returns a Flowable that emits only the last item emitted by the current Flowable during sequential time windows of a specified duration, where the duration is governed by a specified Scheduler.
final @NonNull Observable<T>	Observable.throttleLast(long intervalDuration, @NonNull TimeUnit unit)	Returns an Observable that emits only the last item emitted by the current Observable during sequential time windows of a specified duration.
final @NonNull Observable<T>	Observable.throttleLast(long intervalDuration, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits only the last item emitted by the current Observable during sequential time windows of a specified duration, where the duration is governed by a specified Scheduler.
final @NonNull Observable<T>	Observable.throttleLast(long intervalDuration, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Consumer<? super @NonNull T> onDropped)	Returns an Observable that emits only the last item emitted by the current Observable during sequential time windows of a specified duration, where the duration is governed by a specified Scheduler.
final @NonNull Flowable<T>	Flowable.throttleLatest(long timeout, @NonNull TimeUnit unit)	Throttles items from the upstream Flowable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them.
final @NonNull Flowable<T>	Flowable.throttleLatest(long timeout, @NonNull TimeUnit unit, boolean emitLast)	Throttles items from the upstream Flowable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them.
final @NonNull Flowable<T>	Flowable.throttleLatest(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Throttles items from the upstream Flowable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them.
final @NonNull Flowable<T>	Flowable.throttleLatest(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean emitLast)	Throttles items from the upstream Flowable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them.
final @NonNull Flowable<T>	Flowable.throttleLatest(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean emitLast, @NonNull Consumer<? super @NonNull T> onDropped)	Throttles items from the upstream Flowable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them, invoking the consumer for any dropped item.
final @NonNull Observable<T>	Observable.throttleLatest(long timeout, @NonNull TimeUnit unit)	Throttles items from the current Observable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them.
final @NonNull Observable<T>	Observable.throttleLatest(long timeout, @NonNull TimeUnit unit, boolean emitLast)	Throttles items from the current Observable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them.
final @NonNull Observable<T>	Observable.throttleLatest(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Throttles items from the current Observable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them.
final @NonNull Observable<T>	Observable.throttleLatest(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean emitLast)	Throttles items from the current Observable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them.
final @NonNull Observable<T>	Observable.throttleLatest(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, boolean emitLast, @NonNull Consumer<? super @NonNull T> onDropped)	Throttles items from the current Observable by first emitting the next item from upstream, then periodically emitting the latest item (if any) when the specified timeout elapses between them, invoking the consumer for any dropped item.
final @NonNull Flowable<T>	Flowable.throttleWithTimeout(long timeout, @NonNull TimeUnit unit)	Returns a Flowable that mirrors the current Flowable, except that it drops items emitted by the current Flowable that are followed by newer items before a timeout value expires.
final @NonNull Flowable<T>	Flowable.throttleWithTimeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that mirrors the current Flowable, except that it drops items emitted by the current Flowable that are followed by newer items before a timeout value expires on a specified Scheduler.
final @NonNull Flowable<T>	Flowable.throttleWithTimeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Consumer<? super @NonNull T> onDropped)	Returns a Flowable that mirrors the current Flowable, except that it drops items emitted by the current Flowable that are followed by newer items before a timeout value expires on a specified Scheduler.
final @NonNull Observable<T>	Observable.throttleWithTimeout(long timeout, @NonNull TimeUnit unit)	Returns an Observable that mirrors the current Observable, except that it drops items emitted by the current Observable that are followed by newer items before a timeout value expires.
final @NonNull Observable<T>	Observable.throttleWithTimeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that mirrors the current Observable, except that it drops items emitted by the current Observable that are followed by newer items before a timeout value expires on a specified Scheduler.
final @NonNull Observable<T>	Observable.throttleWithTimeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull Consumer<? super @NonNull T> onDropped)	Returns an Observable that mirrors the current Observable, except that it drops items emitted by the current Observable that are followed by newer items before a timeout value expires on a specified Scheduler.
final @NonNull Flowable<Timed<T>>	Flowable.timeInterval()	Returns a Flowable that emits records of the time interval between consecutive items emitted by the current Flowable.
final @NonNull Flowable<Timed<T>>	Flowable.timeInterval(@NonNull Scheduler scheduler)	Returns a Flowable that emits records of the time interval between consecutive items emitted by the current Flowable, where this interval is computed on a specified Scheduler.
final @NonNull Flowable<Timed<T>>	Flowable.timeInterval(@NonNull TimeUnit unit)	Returns a Flowable that emits records of the time interval between consecutive items emitted by the current Flowable.
final @NonNull Flowable<Timed<T>>	Flowable.timeInterval(@NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits records of the time interval between consecutive items emitted by the current Flowable, where this interval is computed on a specified Scheduler.
final @NonNull Maybe<Timed<T>>	Maybe.timeInterval()	Measures the time (in milliseconds) between the subscription and success item emission of the current Maybe and signals it as a tuple (Timed) success value.
final @NonNull Maybe<Timed<T>>	Maybe.timeInterval(@NonNull Scheduler scheduler)	Measures the time (in milliseconds) between the subscription and success item emission of the current Maybe and signals it as a tuple (Timed) success value.
final @NonNull Maybe<Timed<T>>	Maybe.timeInterval(@NonNull TimeUnit unit)	Measures the time between the subscription and success item emission of the current Maybe and signals it as a tuple (Timed) success value.
final @NonNull Maybe<Timed<T>>	Maybe.timeInterval(@NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Measures the time between the subscription and success item emission of the current Maybe and signals it as a tuple (Timed) success value.
final @NonNull Observable<Timed<T>>	Observable.timeInterval()	Returns an Observable that emits records of the time interval between consecutive items emitted by the current Observable.
final @NonNull Observable<Timed<T>>	Observable.timeInterval(@NonNull Scheduler scheduler)	Returns an Observable that emits records of the time interval between consecutive items emitted by the current Observable, where this interval is computed on a specified Scheduler.
final @NonNull Observable<Timed<T>>	Observable.timeInterval(@NonNull TimeUnit unit)	Returns an Observable that emits records of the time interval between consecutive items emitted by the current Observable.
final @NonNull Observable<Timed<T>>	Observable.timeInterval(@NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits records of the time interval between consecutive items emitted by the current Observable, where this interval is computed on a specified Scheduler.
final @NonNull Single<Timed<T>>	Single.timeInterval()	Measures the time (in milliseconds) between the subscription and success item emission of the current Single and signals it as a tuple (Timed) success value.
final @NonNull Single<Timed<T>>	Single.timeInterval(@NonNull Scheduler scheduler)	Measures the time (in milliseconds) between the subscription and success item emission of the current Single and signals it as a tuple (Timed) success value.
final @NonNull Single<Timed<T>>	Single.timeInterval(@NonNull TimeUnit unit)	Measures the time between the subscription and success item emission of the current Single and signals it as a tuple (Timed) success value.
final @NonNull Single<Timed<T>>	Single.timeInterval(@NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Measures the time between the subscription and success item emission of the current Single and signals it as a tuple (Timed) success value.
final @NonNull Completable	Completable.timeout(long timeout, @NonNull TimeUnit unit)	Returns a Completable that runs this Completable and emits a TimeoutException in case this Completable doesn't complete within the given time.
final @NonNull Completable	Completable.timeout(long timeout, @NonNull TimeUnit unit, @NonNull CompletableSource fallback)	Returns a Completable that runs this Completable and switches to the other CompletableSource in case this Completable doesn't complete within the given time.
final @NonNull Completable	Completable.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Completable that runs this Completable and emits a TimeoutException in case this Completable doesn't complete within the given time while "waiting" on the specified Scheduler.
final @NonNull Completable	Completable.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull CompletableSource fallback)	Returns a Completable that runs this Completable and switches to the other CompletableSource in case this Completable doesn't complete within the given time while "waiting" on the specified Scheduler.
final @NonNull Flowable<T>	Flowable.timeout(long timeout, @NonNull TimeUnit unit)	Returns a Flowable that mirrors the current Flowable but applies a timeout policy for each emitted item.
final @NonNull Flowable<T>	Flowable.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that mirrors the current Flowable but applies a timeout policy for each emitted item, where this policy is governed by a specified Scheduler.
final @NonNull Flowable<T>	Flowable.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> fallback)	Returns a Flowable that mirrors the current Flowable but applies a timeout policy for each emitted item using a specified Scheduler.
final @NonNull Flowable<T>	Flowable.timeout(long timeout, @NonNull TimeUnit unit, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> fallback)	Returns a Flowable that mirrors the current Flowable but applies a timeout policy for each emitted item.
final <@NonNull V> @NonNull Flowable<T>	Flowable.timeout(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<@NonNull V>> itemTimeoutIndicator)	Returns a Flowable that mirrors the current Flowable, but notifies Subscribers of a TimeoutException if an item emitted by the current Flowable doesn't arrive within a window of time after the emission of the previous item, where that period of time is measured by a Publisher that is a function of the previous item.
final <@NonNull V> @NonNull Flowable<T>	Flowable.timeout(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<@NonNull V>> itemTimeoutIndicator, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> fallback)	Returns a Flowable that mirrors the current Flowable, but that switches to a fallback Publisher if an item emitted by the current Flowable doesn't arrive within a window of time after the emission of the previous item, where that period of time is measured by a Publisher that is a function of the previous item.
final <@NonNull U, @NonNull V> @NonNull Flowable<T>	Flowable.timeout(@NonNull org.reactivestreams.Publisher<@NonNull U> firstTimeoutIndicator, @NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<@NonNull V>> itemTimeoutIndicator)	Returns a Flowable that mirrors the current Flowable, but notifies Subscribers of a TimeoutException if either the first item emitted by the current Flowable or any subsequent item doesn't arrive within time windows defined by other Publishers.
final <@NonNull U, @NonNull V> @NonNull Flowable<T>	Flowable.timeout(@NonNull org.reactivestreams.Publisher<@NonNull U> firstTimeoutIndicator, @NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<@NonNull V>> itemTimeoutIndicator, @NonNull org.reactivestreams.Publisher<? extends @NonNull T> fallback)	Returns a Flowable that mirrors the current Flowable, but switches to a fallback Publisher if either the first item emitted by the current Flowable or any subsequent item doesn't arrive within time windows defined by other Publishers.
final @NonNull Maybe<T>	Maybe.timeout(long timeout, @NonNull TimeUnit unit)	Returns a Maybe that mirrors the current Maybe but applies a timeout policy for each emitted item.
final @NonNull Maybe<T>	Maybe.timeout(long timeout, @NonNull TimeUnit unit, @NonNull MaybeSource<? extends @NonNull T> fallback)	Returns a Maybe that mirrors the current Maybe but applies a timeout policy for each emitted item.
final @NonNull Maybe<T>	Maybe.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Maybe that mirrors the current Maybe but applies a timeout policy for each emitted item, where this policy is governed on a specified Scheduler.
final @NonNull Maybe<T>	Maybe.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull MaybeSource<? extends @NonNull T> fallback)	Returns a Maybe that mirrors the current Maybe but applies a timeout policy for each emitted item using a specified Scheduler.
final <@NonNull U> @NonNull Maybe<T>	Maybe.timeout(@NonNull MaybeSource<@NonNull U> timeoutIndicator)	If the current Maybe didn't signal an event before the timeoutIndicator MaybeSource signals, a TimeoutException is signaled instead.
final <@NonNull U> @NonNull Maybe<T>	Maybe.timeout(@NonNull MaybeSource<@NonNull U> timeoutIndicator, @NonNull MaybeSource<? extends @NonNull T> fallback)	If the current Maybe didn't signal an event before the timeoutIndicator MaybeSource signals, the current Maybe is disposed and the fallback MaybeSource subscribed to as a continuation.
final <@NonNull U> @NonNull Maybe<T>	Maybe.timeout(@NonNull org.reactivestreams.Publisher<@NonNull U> timeoutIndicator)	If the current Maybe source didn't signal an event before the timeoutIndicator Publisher signals, a TimeoutException is signaled instead.
final <@NonNull U> @NonNull Maybe<T>	Maybe.timeout(@NonNull org.reactivestreams.Publisher<@NonNull U> timeoutIndicator, @NonNull MaybeSource<? extends @NonNull T> fallback)	If the current Maybe didn't signal an event before the timeoutIndicator Publisher signals, the current Maybe is disposed and the fallback MaybeSource subscribed to as a continuation.
final @NonNull Observable<T>	Observable.timeout(long timeout, @NonNull TimeUnit unit)	Returns an Observable that mirrors the current Observable but applies a timeout policy for each emitted item.
final @NonNull Observable<T>	Observable.timeout(long timeout, @NonNull TimeUnit unit, @NonNull ObservableSource<? extends @NonNull T> fallback)	Returns an Observable that mirrors the current Observable but applies a timeout policy for each emitted item.
final @NonNull Observable<T>	Observable.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that mirrors the current Observable but applies a timeout policy for each emitted item, where this policy is governed on a specified Scheduler.
final @NonNull Observable<T>	Observable.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull ObservableSource<? extends @NonNull T> fallback)	Returns an Observable that mirrors the current Observable but applies a timeout policy for each emitted item using a specified Scheduler.
final <@NonNull U, @NonNull V> @NonNull Observable<T>	Observable.timeout(@NonNull ObservableSource<@NonNull U> firstTimeoutIndicator, @NonNull Function<? super @NonNull T,? extends ObservableSource<@NonNull V>> itemTimeoutIndicator)	Returns an Observable that mirrors the current Observable, but notifies observers of a TimeoutException if either the first item emitted by the current Observable or any subsequent item doesn't arrive within time windows defined by indicator ObservableSources.
final <@NonNull U, @NonNull V> @NonNull Observable<T>	Observable.timeout(@NonNull ObservableSource<@NonNull U> firstTimeoutIndicator, @NonNull Function<? super @NonNull T,? extends ObservableSource<@NonNull V>> itemTimeoutIndicator, @NonNull ObservableSource<? extends @NonNull T> fallback)	Returns an Observable that mirrors the current Observable, but switches to a fallback ObservableSource if either the first item emitted by the current Observable or any subsequent item doesn't arrive within time windows defined by indicator ObservableSources.
final <@NonNull V> @NonNull Observable<T>	Observable.timeout(@NonNull Function<? super @NonNull T,? extends ObservableSource<@NonNull V>> itemTimeoutIndicator)	Returns an Observable that mirrors the current Observable, but notifies observers of a TimeoutException if an item emitted by the current Observable doesn't arrive within a window of time after the emission of the previous item, where that period of time is measured by an ObservableSource that is a function of the previous item.
final <@NonNull V> @NonNull Observable<T>	Observable.timeout(@NonNull Function<? super @NonNull T,? extends ObservableSource<@NonNull V>> itemTimeoutIndicator, @NonNull ObservableSource<? extends @NonNull T> fallback)	Returns an Observable that mirrors the current Observable, but that switches to a fallback ObservableSource if an item emitted by the current Observable doesn't arrive within a window of time after the emission of the previous item, where that period of time is measured by an ObservableSource that is a function of the previous item.
final @NonNull Single<T>	Single.timeout(long timeout, @NonNull TimeUnit unit)	Signals a TimeoutException if the current Single doesn't signal a success value within the specified timeout window.
final @NonNull Single<T>	Single.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Signals a TimeoutException if the current Single doesn't signal a success value within the specified timeout window.
final @NonNull Single<T>	Single.timeout(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, @NonNull SingleSource<? extends @NonNull T> fallback)	Runs the current Single and if it doesn't signal within the specified timeout window, it is disposed and the other SingleSource subscribed to.
final @NonNull Single<T>	Single.timeout(long timeout, @NonNull TimeUnit unit, @NonNull SingleSource<? extends @NonNull T> fallback)	Runs the current Single and if it doesn't signal within the specified timeout window, it is disposed and the other SingleSource subscribed to.
private @NonNull Completable	Completable.timeout0(long timeout, TimeUnit unit, Scheduler scheduler, CompletableSource fallback)	Returns a Completable that runs this Completable and optionally switches to the other CompletableSource in case this Completable doesn't complete within the given time while "waiting" on the specified Scheduler.
static @NonNull Completable	Completable.timer(long delay, @NonNull TimeUnit unit)	Returns a Completable instance that fires its onComplete event after the given delay elapsed.
static @NonNull Completable	Completable.timer(long delay, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Completable instance that fires its onComplete event after the given delay elapsed by using the supplied Scheduler.
static @NonNull Flowable<Long>	Flowable.timer(long delay, @NonNull TimeUnit unit)	Returns a Flowable that emits 0L after a specified delay, and then completes.
static @NonNull Flowable<Long>	Flowable.timer(long delay, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits 0L after a specified delay, on a specified Scheduler, and then completes.
static @NonNull Maybe<Long>	Maybe.timer(long delay, @NonNull TimeUnit unit)	Returns a Maybe that emits 0L after a specified delay.
static @NonNull Maybe<Long>	Maybe.timer(long delay, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Maybe that emits 0L after a specified delay on a specified Scheduler.
static @NonNull Observable<Long>	Observable.timer(long delay, @NonNull TimeUnit unit)	Returns an Observable that emits 0L after a specified delay, and then completes.
static @NonNull Observable<Long>	Observable.timer(long delay, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits 0L after a specified delay, on a specified Scheduler, and then completes.
static @NonNull Single<Long>	Single.timer(long delay, @NonNull TimeUnit unit)	Signals success with 0L value after the given delay when a SingleObserver subscribes.
static @NonNull Single<Long>	Single.timer(long delay, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Signals success with 0L value on the specified Scheduler after the given delay when a SingleObserver subscribes.
final @NonNull Flowable<Timed<T>>	Flowable.timestamp()	Returns a Flowable that emits each item emitted by the current Flowable, wrapped in a Timed object.
final @NonNull Flowable<Timed<T>>	Flowable.timestamp(@NonNull Scheduler scheduler)	Returns a Flowable that emits each item emitted by the current Flowable, wrapped in a Timed object whose timestamps are provided by a specified Scheduler.
final @NonNull Flowable<Timed<T>>	Flowable.timestamp(@NonNull TimeUnit unit)	Returns a Flowable that emits each item emitted by the current Flowable, wrapped in a Timed object.
final @NonNull Flowable<Timed<T>>	Flowable.timestamp(@NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits each item emitted by the current Flowable, wrapped in a Timed object whose timestamps are provided by a specified Scheduler.
final @NonNull Maybe<Timed<T>>	Maybe.timestamp()	Combines the success value from the current Maybe with the current time (in milliseconds) of its reception, using the computation Scheduler as time source, then signals them as a Timed instance.
final @NonNull Maybe<Timed<T>>	Maybe.timestamp(@NonNull Scheduler scheduler)	Combines the success value from the current Maybe with the current time (in milliseconds) of its reception, using the given Scheduler as time source, then signals them as a Timed instance.
final @NonNull Maybe<Timed<T>>	Maybe.timestamp(@NonNull TimeUnit unit)	Combines the success value from the current Maybe with the current time of its reception, using the computation Scheduler as time source, then signals it as a Timed instance.
final @NonNull Maybe<Timed<T>>	Maybe.timestamp(@NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Combines the success value from the current Maybe with the current time of its reception, using the given Scheduler as time source, then signals it as a Timed instance.
final @NonNull Observable<Timed<T>>	Observable.timestamp()	Returns an Observable that emits each item emitted by the current Observable, wrapped in a Timed object.
final @NonNull Observable<Timed<T>>	Observable.timestamp(@NonNull Scheduler scheduler)	Returns an Observable that emits each item emitted by the current Observable, wrapped in a Timed object whose timestamps are provided by a specified Scheduler.
final @NonNull Observable<Timed<T>>	Observable.timestamp(@NonNull TimeUnit unit)	Returns an Observable that emits each item emitted by the current Observable, wrapped in a Timed object.
final @NonNull Observable<Timed<T>>	Observable.timestamp(@NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits each item emitted by the current Observable, wrapped in a Timed object whose timestamps are provided by a specified Scheduler.
final @NonNull Single<Timed<T>>	Single.timestamp()	Combines the success value from the current Single with the current time (in milliseconds) of its reception, using the computation Scheduler as time source, then signals them as a Timed instance.
final @NonNull Single<Timed<T>>	Single.timestamp(@NonNull Scheduler scheduler)	Combines the success value from the current Single with the current time (in milliseconds) of its reception, using the given Scheduler as time source, then signals them as a Timed instance.
final @NonNull Single<Timed<T>>	Single.timestamp(@NonNull TimeUnit unit)	Combines the success value from the current Single with the current time of its reception, using the computation Scheduler as time source, then signals it as a Timed instance.
final @NonNull Single<Timed<T>>	Single.timestamp(@NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Combines the success value from the current Single with the current time of its reception, using the given Scheduler as time source, then signals it as a Timed instance.
final <R> R	Completable.to(@NonNull CompletableConverter<? extends R> converter)	Calls the specified CompletableConverter function during assembly time and returns its resulting value.
final <@NonNull R> R	Flowable.to(@NonNull FlowableConverter<@NonNull T,? extends @NonNull R> converter)	Calls the specified converter function during assembly time and returns its resulting value.
final <R> R	Maybe.to(@NonNull MaybeConverter<@NonNull T,? extends R> converter)	Calls the specified converter function during assembly time and returns its resulting value.
final <@NonNull R> R	Observable.to(@NonNull ObservableConverter<@NonNull T,? extends @NonNull R> converter)	Calls the specified converter function during assembly time and returns its resulting value.
final <R> R	Single.to(@NonNull SingleConverter<@NonNull T,? extends R> converter)	Calls the specified converter function during assembly time and returns its resulting value.
final <@Nullable T> @NonNull CompletionStage<T>	Completable.toCompletionStage(@Nullable T defaultItem)	Signals the given default item when the upstream completes or signals the upstream error via a CompletionStage.
final @NonNull CompletionStage<T>	Maybe.toCompletionStage()	Signals the upstream success item (or a NoSuchElementException if the upstream is empty) via a CompletionStage.
final @NonNull CompletionStage<T>	Maybe.toCompletionStage(@NonNull T defaultItem)	Signals the upstream success item (or the default item if the upstream is empty) via a CompletionStage.
final @NonNull CompletionStage<T>	Single.toCompletionStage()	Signals the upstream success item (or error) via a CompletionStage.
final <@NonNull T> @NonNull Flowable<T>	Completable.toFlowable()	Returns a Flowable which when subscribed to subscribes to this Completable and relays the terminal events to the downstream Subscriber.
final @NonNull Flowable<T>	Maybe.toFlowable()	Converts this Maybe into a backpressure-aware Flowable instance composing cancellation through.
final @NonNull Flowable<T>	Observable.toFlowable(@NonNull BackpressureStrategy strategy)	Converts the current Observable into a Flowable by applying the specified backpressure strategy.
final @NonNull Flowable<T>	Single.toFlowable()	Converts this Single into a Flowable.
final @NonNull Future<Void>	Completable.toFuture()	Returns a Future representing the termination of the current Completable via a null value.
final @NonNull Future<T>	Flowable.toFuture()	Returns a Future representing the only value emitted by this Flowable.
final @NonNull Future<T>	Maybe.toFuture()	Returns a Future representing the single value emitted by the current Maybe or null if the current Maybe is empty.
final @NonNull Future<T>	Observable.toFuture()	Returns a Future representing the only value emitted by the current Observable.
final @NonNull Future<T>	Single.toFuture()	Returns a Future representing the single value emitted by this Single.
final @NonNull Single<List<T>>	Flowable.toList()	Returns a Single that emits a single item, a list composed of all the items emitted by the finite upstream source Publisher.
final @NonNull Single<List<T>>	Flowable.toList(int capacityHint)	Returns a Single that emits a single item, a list composed of all the items emitted by the finite source Publisher.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Single<U>	Flowable.toList(@NonNull Supplier<@NonNull U> collectionSupplier)	Returns a Single that emits a single item, a list composed of all the items emitted by the finite source Publisher.
final @NonNull Single<@NonNull List<T>>	Observable.toList()	Returns a Single that emits a single item, a List composed of all the items emitted by the current and finite Observable.
final @NonNull Single<@NonNull List<T>>	Observable.toList(int capacityHint)	Returns a Single that emits a single item, a List composed of all the items emitted by the current and finite Observable.
final <@NonNull U extends Collection<? super @NonNull T>> @NonNull Single<U>	Observable.toList(@NonNull Supplier<@NonNull U> collectionSupplier)	Returns a Single that emits a single item, a Collection (subclass) composed of all the items emitted by the finite upstream Observable.
final <@NonNull K> @NonNull Single<Map<K,T>>	Flowable.toMap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector)	Returns a Single that emits a single HashMap containing all items emitted by the finite source Publisher, mapped by the keys returned by a specified keySelector function.
final <@NonNull K, @NonNull V> @NonNull Single<Map<K,V>>	Flowable.toMap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector)	Returns a Single that emits a single HashMap containing values corresponding to items emitted by the finite source Publisher, mapped by the keys returned by a specified keySelector function.
final <@NonNull K, @NonNull V> @NonNull Single<Map<K,V>>	Flowable.toMap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, @NonNull Supplier<? extends Map<@NonNull K,@NonNull V>> mapSupplier)	Returns a Single that emits a single Map, returned by a specified mapFactory function, that contains keys and values extracted from the items emitted by the finite source Publisher.
final <@NonNull K> @NonNull Single<@NonNull Map<K,T>>	Observable.toMap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector)	Returns a Single that emits a single HashMap containing all items emitted by the current and finite Observable, mapped by the keys returned by a specified keySelector function.
final <@NonNull K, @NonNull V> @NonNull Single<Map<K,V>>	Observable.toMap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector)	Returns a Single that emits a single HashMap containing values corresponding to items emitted by the current and finite Observable, mapped by the keys and values returned by the given selector functions.
final <@NonNull K, @NonNull V> @NonNull Single<Map<K,V>>	Observable.toMap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, @NonNull Supplier<? extends Map<@NonNull K,@NonNull V>> mapSupplier)	Returns a Single that emits a single Map (subclass), returned by a specified mapFactory function, that contains keys and values extracted from the items, via selector functions, emitted by the current and finite Observable.
final <@NonNull T> @NonNull Maybe<T>	Completable.toMaybe()	Converts this Completable into a Maybe.
final @NonNull Maybe<T>	Single.toMaybe()	Converts this Single into a Maybe.
final <@NonNull K> @NonNull Single<Map<K,Collection<T>>>	Flowable.toMultimap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector)	Returns a Single that emits a single HashMap that contains an ArrayList of items emitted by the finite source Publisher keyed by a specified keySelector function.
final <@NonNull K, @NonNull V> @NonNull Single<Map<K,Collection<V>>>	Flowable.toMultimap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector)	Returns a Single that emits a single HashMap that contains an ArrayList of values extracted by a specified valueSelector function from items emitted by the finite source Publisher, keyed by a specified keySelector function.
final <@NonNull K, @NonNull V> @NonNull Single<Map<K,Collection<V>>>	Flowable.toMultimap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, @NonNull Supplier<? extends Map<@NonNull K,Collection<@NonNull V>>> mapSupplier, @NonNull Function<? super @NonNull K,? extends Collection<? super @NonNull V>> collectionFactory)	Returns a Single that emits a single Map, returned by a specified mapFactory function, that contains a custom collection of values, extracted by a specified valueSelector function from items emitted by the finite source Publisher, and keyed by the keySelector function.
final <@NonNull K, @NonNull V> @NonNull Single<Map<K,Collection<V>>>	Flowable.toMultimap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, @NonNull Supplier<Map<@NonNull K,Collection<@NonNull V>>> mapSupplier)	Returns a Single that emits a single Map, returned by a specified mapFactory function, that contains an ArrayList of values, extracted by a specified valueSelector function from items emitted by the finite source Publisher and keyed by the keySelector function.
final <@NonNull K> @NonNull Single<@NonNull Map<K,Collection<T>>>	Observable.toMultimap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector)	Returns a Single that emits a single HashMap that contains an ArrayList of items emitted by the current and finite Observable keyed by a specified keySelector function.
final <@NonNull K, @NonNull V> @NonNull Single<@NonNull Map<K,Collection<V>>>	Observable.toMultimap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, @NonNull Supplier<? extends Map<@NonNull K,Collection<@NonNull V>>> mapSupplier, @NonNull Function<? super @NonNull K,? extends Collection<? super @NonNull V>> collectionFactory)	Returns a Single that emits a single Map (subclass), returned by a specified mapFactory function, that contains a custom Collection of values, extracted by a specified valueSelector function from items emitted by the current and finite Observable, and keyed by the keySelector function.
final <@NonNull K, @NonNull V> @NonNull Single<@NonNull Map<K,Collection<V>>>	Observable.toMultimap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, @NonNull Function<? super @NonNull T,? extends @NonNull V> valueSelector, @NonNull Supplier<Map<@NonNull K,Collection<@NonNull V>>> mapSupplier)	Returns a Single that emits a single Map (subclass), returned by a specified mapFactory function, that contains an ArrayList of values, extracted by a specified valueSelector function from items emitted by the current and finite Observable and keyed by the keySelector function.
final <@NonNull K, @NonNull V> @NonNull Single<@NonNull Map<K,Collection<V>>>	Observable.toMultimap(@NonNull Function<? super @NonNull T,? extends @NonNull K> keySelector, Function<? super @NonNull T,? extends @NonNull V> valueSelector)	Returns a Single that emits a single HashMap that contains an ArrayList of values extracted by a specified valueSelector function from items emitted by the current and finite Observable, keyed by a specified keySelector function.
final <@NonNull T> @NonNull Observable<T>	Completable.toObservable()	Returns an Observable which when subscribed to subscribes to this Completable and relays the terminal events to the downstream Observer.
final @NonNull Observable<T>	Flowable.toObservable()	Converts the current Flowable into a non-backpressured Observable.
final @NonNull Observable<T>	Maybe.toObservable()	Converts this Maybe into an Observable instance composing disposal through.
final @NonNull Observable<T>	Single.toObservable()	Converts this Single into an Observable.
final <@NonNull T> @NonNull Single<T>	Completable.toSingle(@NonNull Supplier<? extends @NonNull T> completionValueSupplier)	Converts this Completable into a Single which when this Completable completes normally, calls the given Supplier and emits its returned value through onSuccess.
final @NonNull Single<T>	Maybe.toSingle()	Converts this Maybe into a Single instance composing disposal through and turning an empty Maybe into a signal of NoSuchElementException.
final <@NonNull T> @NonNull Single<T>	Completable.toSingleDefault(@NonNull T completionValue)	Converts this Completable into a Single which when this Completable completes normally, emits the given value through onSuccess.
final @NonNull Single<List<T>>	Flowable.toSortedList()	Returns a Single that emits a List that contains the items emitted by the finite source Publisher, in a sorted order.
final @NonNull Single<List<T>>	Flowable.toSortedList(int capacityHint)	Returns a Single that emits a List that contains the items emitted by the finite source Publisher, in a sorted order.
final @NonNull Single<List<T>>	Flowable.toSortedList(@NonNull Comparator<? super @NonNull T> comparator)	Returns a Single that emits a List that contains the items emitted by the finite source Publisher, in a sorted order based on a specified comparison function.
final @NonNull Single<List<T>>	Flowable.toSortedList(@NonNull Comparator<? super @NonNull T> comparator, int capacityHint)	Returns a Single that emits a List that contains the items emitted by the finite source Publisher, in a sorted order based on a specified comparison function.
final @NonNull Single<@NonNull List<T>>	Observable.toSortedList()	Returns a Single that emits a List that contains the items emitted by the current and finite Observable, in a sorted order.
final @NonNull Single<@NonNull List<T>>	Observable.toSortedList(int capacityHint)	Returns a Single that emits a List that contains the items emitted by the current and finite Observable, in a sorted order.
final @NonNull Single<@NonNull List<T>>	Observable.toSortedList(@NonNull Comparator<? super @NonNull T> comparator)	Returns a Single that emits a List that contains the items emitted by the current and finite Observable, in a sorted order based on a specified comparison function.
final @NonNull Single<@NonNull List<T>>	Observable.toSortedList(@NonNull Comparator<? super @NonNull T> comparator, int capacityHint)	Returns a Single that emits a List that contains the items emitted by the current and finite Observable, in a sorted order based on a specified comparison function.
static @NonNull Completable	Completable.unsafeCreate(@NonNull CompletableSource onSubscribe)	Constructs a Completable instance by wrapping the given source callback without any safeguards; you should manage the lifecycle and response to downstream disposal.
static <@NonNull T> @NonNull Flowable<T>	Flowable.unsafeCreate(@NonNull org.reactivestreams.Publisher<@NonNull T> onSubscribe)	Create a Flowable by wrapping a Publisher which has to be implemented according to the Reactive Streams specification by handling backpressure and cancellation correctly; no safeguards are provided by the Flowable itself.
static <@NonNull T> @NonNull Maybe<T>	Maybe.unsafeCreate(@NonNull MaybeSource<@NonNull T> onSubscribe)	Advanced use only: creates a Maybe instance without any safeguards by using a callback that is called with a MaybeObserver.
static <@NonNull T> @NonNull Observable<T>	Observable.unsafeCreate(@NonNull ObservableSource<@NonNull T> onSubscribe)	Create an Observable by wrapping an ObservableSource which has to be implemented according to the Observable specification derived from the Reactive Streams specification by handling disposal correctly; no safeguards are provided by the Observable itself.
static <@NonNull T> @NonNull Single<T>	Single.unsafeCreate(@NonNull SingleSource<@NonNull T> onSubscribe)	Advanced use only: creates a Single instance without any safeguards by using a callback that is called with a SingleObserver.
final @NonNull Completable	Completable.unsubscribeOn(@NonNull Scheduler scheduler)	Returns a Completable which makes sure when an observer disposes the subscription, the dispose() method is called on the specified Scheduler.
final @NonNull Flowable<T>	Flowable.unsubscribeOn(@NonNull Scheduler scheduler)	Cancels the current Flowable asynchronously by invoking Subscription.cancel() on the specified Scheduler.
final @NonNull Maybe<T>	Maybe.unsubscribeOn(@NonNull Scheduler scheduler)	Returns a Maybe which makes sure when a MaybeObserver disposes the Disposable, that call is propagated up on the specified Scheduler.
final @NonNull Observable<T>	Observable.unsubscribeOn(@NonNull Scheduler scheduler)	Return an Observable that schedules the downstream Observers' dispose calls aimed at the current Observable on the given Scheduler.
final @NonNull Single<T>	Single.unsubscribeOn(@NonNull Scheduler scheduler)	Returns a Single which makes sure when a SingleObserver disposes the Disposable, that call is propagated up on the specified Scheduler.
static <@NonNull R> @NonNull Completable	Completable.using(@NonNull Supplier<@NonNull R> resourceSupplier, @NonNull Function<? super @NonNull R,? extends CompletableSource> sourceSupplier, @NonNull Consumer<? super @NonNull R> resourceCleanup)	Returns a Completable instance which manages a resource along with a custom CompletableSource instance while the subscription is active.
static <@NonNull R> @NonNull Completable	Completable.using(@NonNull Supplier<@NonNull R> resourceSupplier, @NonNull Function<? super @NonNull R,? extends CompletableSource> sourceSupplier, @NonNull Consumer<? super @NonNull R> resourceCleanup, boolean eager)	Returns a Completable instance which manages a resource along with a custom CompletableSource instance while the subscription is active and performs eager or lazy resource disposition.
static <@NonNull T, @NonNull D> @NonNull Flowable<T>	Flowable.using(@NonNull Supplier<? extends @NonNull D> resourceSupplier, @NonNull Function<? super @NonNull D,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sourceSupplier, @NonNull Consumer<? super @NonNull D> resourceCleanup)	Constructs a Flowable that creates a dependent resource object, a Publisher with that resource and calls the provided resourceDisposer function if this inner source terminates or the downstream cancels the flow.
static <@NonNull T, @NonNull D> @NonNull Flowable<T>	Flowable.using(@NonNull Supplier<? extends @NonNull D> resourceSupplier, @NonNull Function<? super @NonNull D,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sourceSupplier, @NonNull Consumer<? super @NonNull D> resourceCleanup, boolean eager)	Constructs a Flowable that creates a dependent resource object, a Publisher with that resource and calls the provided resourceDisposer function if this inner source terminates or the downstream disposes the flow; doing it before these end-states have been reached if eager == true, after otherwise.
static <@NonNull T, @NonNull D> @NonNull Maybe<T>	Maybe.using(@NonNull Supplier<? extends @NonNull D> resourceSupplier, @NonNull Function<? super @NonNull D,? extends MaybeSource<? extends @NonNull T>> sourceSupplier, @NonNull Consumer<? super @NonNull D> resourceCleanup)	Constructs a Maybe that creates a dependent resource object which is disposed of when the generated MaybeSource terminates or the downstream calls dispose().
static <@NonNull T, @NonNull D> @NonNull Maybe<T>	Maybe.using(@NonNull Supplier<? extends @NonNull D> resourceSupplier, @NonNull Function<? super @NonNull D,? extends MaybeSource<? extends @NonNull T>> sourceSupplier, @NonNull Consumer<? super @NonNull D> resourceCleanup, boolean eager)	Constructs a Maybe that creates a dependent resource object which is disposed first ({code eager == true}) when the generated MaybeSource terminates or the downstream disposes; or after ({code eager == false}).
static <@NonNull T, @NonNull D> @NonNull Observable<T>	Observable.using(@NonNull Supplier<? extends @NonNull D> resourceSupplier, @NonNull Function<? super @NonNull D,? extends ObservableSource<? extends @NonNull T>> sourceSupplier, @NonNull Consumer<? super @NonNull D> resourceCleanup)	Constructs an Observable that creates a dependent resource object, an ObservableSource with that resource and calls the provided resourceDisposer function if this inner source terminates or the downstream disposes the flow.
static <@NonNull T, @NonNull D> @NonNull Observable<T>	Observable.using(@NonNull Supplier<? extends @NonNull D> resourceSupplier, @NonNull Function<? super @NonNull D,? extends ObservableSource<? extends @NonNull T>> sourceSupplier, @NonNull Consumer<? super @NonNull D> resourceCleanup, boolean eager)	Constructs an Observable that creates a dependent resource object, an ObservableSource with that resource and calls the provided disposer function if this inner source terminates or the downstream disposes the flow; doing it before these end-states have been reached if eager == true, after otherwise.
static <@NonNull T, @NonNull U> @NonNull Single<T>	Single.using(@NonNull Supplier<@NonNull U> resourceSupplier, @NonNull Function<? super @NonNull U,? extends SingleSource<? extends @NonNull T>> sourceSupplier, @NonNull Consumer<? super @NonNull U> resourceCleanup)	Allows using and disposing a resource while running a SingleSource instance generated from that resource (similar to a try-with-resources).
static <@NonNull T, @NonNull U> @NonNull Single<T>	Single.using(@NonNull Supplier<@NonNull U> resourceSupplier, @NonNull Function<? super @NonNull U,? extends SingleSource<? extends @NonNull T>> sourceSupplier, @NonNull Consumer<? super @NonNull U> resourceCleanup, boolean eager)	Allows using and disposing a resource while running a SingleSource instance generated from that resource (similar to a try-with-resources).
final @NonNull Flowable<Flowable<T>>	Flowable.window(long count)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long count, long skip)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long count, long skip, int bufferSize)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, long timeskip, @NonNull TimeUnit unit)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, long timeskip, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, long timeskip, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, int bufferSize)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, @NonNull TimeUnit unit)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, @NonNull TimeUnit unit, long count)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, @NonNull TimeUnit unit, long count, boolean restart)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, long count)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, long count, boolean restart)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Flowable<Flowable<T>>	Flowable.window(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, long count, boolean restart, int bufferSize)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final <@NonNull B> @NonNull Flowable<Flowable<T>>	Flowable.window(@NonNull org.reactivestreams.Publisher<@NonNull B> boundaryIndicator)	Returns a Flowable that emits non-overlapping windows of items it collects from the current Flowable where the boundary of each window is determined by the items emitted from a specified boundary-governing Publisher.
final <@NonNull B> @NonNull Flowable<Flowable<T>>	Flowable.window(@NonNull org.reactivestreams.Publisher<@NonNull B> boundaryIndicator, int bufferSize)	Returns a Flowable that emits non-overlapping windows of items it collects from the current Flowable where the boundary of each window is determined by the items emitted from a specified boundary-governing Publisher.
final <@NonNull U, @NonNull V> @NonNull Flowable<Flowable<T>>	Flowable.window(@NonNull org.reactivestreams.Publisher<@NonNull U> openingIndicator, @NonNull Function<? super @NonNull U,@NonNull ? extends org.reactivestreams.Publisher<@NonNull V>> closingIndicator)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final <@NonNull U, @NonNull V> @NonNull Flowable<Flowable<T>>	Flowable.window(@NonNull org.reactivestreams.Publisher<@NonNull U> openingIndicator, @NonNull Function<? super @NonNull U,@NonNull ? extends org.reactivestreams.Publisher<@NonNull V>> closingIndicator, int bufferSize)	Returns a Flowable that emits windows of items it collects from the current Flowable.
final @NonNull Observable<Observable<T>>	Observable.window(long count)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long count, long skip)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long count, long skip, int bufferSize)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, long timeskip, @NonNull TimeUnit unit)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, long timeskip, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, long timeskip, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, int bufferSize)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, @NonNull TimeUnit unit)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, @NonNull TimeUnit unit, long count)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, @NonNull TimeUnit unit, long count, boolean restart)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, long count)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, long count, boolean restart)	Returns an Observable that emits windows of items it collects from the current Observable.
final @NonNull Observable<Observable<T>>	Observable.window(long timespan, @NonNull TimeUnit unit, @NonNull Scheduler scheduler, long count, boolean restart, int bufferSize)	Returns an Observable that emits windows of items it collects from the current Observable.
final <@NonNull B> @NonNull Observable<Observable<T>>	Observable.window(@NonNull ObservableSource<@NonNull B> boundaryIndicator)	Returns an Observable that emits non-overlapping windows of items it collects from the current Observable where the boundary of each window is determined by the items emitted from a specified boundary-governing ObservableSource.
final <@NonNull B> @NonNull Observable<Observable<T>>	Observable.window(@NonNull ObservableSource<@NonNull B> boundaryIndicator, int bufferSize)	Returns an Observable that emits non-overlapping windows of items it collects from the current Observable where the boundary of each window is determined by the items emitted from a specified boundary-governing ObservableSource.
final <@NonNull U, @NonNull V> @NonNull Observable<Observable<T>>	Observable.window(@NonNull ObservableSource<@NonNull U> openingIndicator, @NonNull Function<? super @NonNull U,? extends ObservableSource<@NonNull V>> closingIndicator)	Returns an Observable that emits windows of items it collects from the current Observable.
final <@NonNull U, @NonNull V> @NonNull Observable<Observable<T>>	Observable.window(@NonNull ObservableSource<@NonNull U> openingIndicator, @NonNull Function<? super @NonNull U,? extends ObservableSource<@NonNull V>> closingIndicator, int bufferSize)	Returns an Observable that emits windows of items it collects from the current Observable.
final <@NonNull R> @NonNull Flowable<R>	Flowable.withLatestFrom(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<@NonNull ?>> others, @NonNull Function<? super Object[],@NonNull R> combiner)	Combines the value emission from the current Flowable with the latest emissions from the other Publishers via a function to produce the output item.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.withLatestFrom(@NonNull org.reactivestreams.Publisher<? extends @NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner)	Merges the specified Publisher into the current Flowable sequence by using the resultSelector function only when the current Flowable (this instance) emits an item.
final <@NonNull R> @NonNull Flowable<R>	Flowable.withLatestFrom(@NonNull org.reactivestreams.Publisher<@NonNull ?>[] others, @NonNull Function<? super Object[],@NonNull R> combiner)	Combines the value emission from the current Flowable with the latest emissions from the other Publishers via a function to produce the output item.
final <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Flowable<R>	Flowable.withLatestFrom(@NonNull org.reactivestreams.Publisher<@NonNull T1> source1, @NonNull org.reactivestreams.Publisher<@NonNull T2> source2, @NonNull Function3<? super @NonNull T,? super @NonNull T1,? super @NonNull T2,@NonNull R> combiner)	Combines the value emission from the current Flowable with the latest emissions from the other Publishers via a function to produce the output item.
final <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull R> @NonNull Flowable<R>	Flowable.withLatestFrom(@NonNull org.reactivestreams.Publisher<@NonNull T1> source1, @NonNull org.reactivestreams.Publisher<@NonNull T2> source2, @NonNull org.reactivestreams.Publisher<@NonNull T3> source3, @NonNull Function4<? super @NonNull T,? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,@NonNull R> combiner)	Combines the value emission from the current Flowable with the latest emissions from the other Publishers via a function to produce the output item.
final <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull R> @NonNull Flowable<R>	Flowable.withLatestFrom(@NonNull org.reactivestreams.Publisher<@NonNull T1> source1, @NonNull org.reactivestreams.Publisher<@NonNull T2> source2, @NonNull org.reactivestreams.Publisher<@NonNull T3> source3, @NonNull org.reactivestreams.Publisher<@NonNull T4> source4, @NonNull Function5<? super @NonNull T,? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,@NonNull R> combiner)	Combines the value emission from the current Flowable with the latest emissions from the other Publishers via a function to produce the output item.
final <@NonNull R> @NonNull Observable<R>	Observable.withLatestFrom(@NonNull ObservableSource<?>[] others, @NonNull Function<? super Object[],@NonNull R> combiner)	Combines the value emission from the current Observable with the latest emissions from the other ObservableSources via a function to produce the output item.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.withLatestFrom(@NonNull ObservableSource<? extends @NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> combiner)	Merges the specified ObservableSource into the current Observable sequence by using the resultSelector function only when the current Observable emits an item.
final <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull R> @NonNull Observable<R>	Observable.withLatestFrom(@NonNull ObservableSource<@NonNull T1> source1, @NonNull ObservableSource<@NonNull T2> source2, @NonNull ObservableSource<@NonNull T3> source3, @NonNull ObservableSource<@NonNull T4> source4, @NonNull Function5<? super @NonNull T,? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,@NonNull R> combiner)	Combines the value emission from the current Observable with the latest emissions from the other ObservableSources via a function to produce the output item.
final <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull R> @NonNull Observable<R>	Observable.withLatestFrom(@NonNull ObservableSource<@NonNull T1> source1, @NonNull ObservableSource<@NonNull T2> source2, @NonNull ObservableSource<@NonNull T3> source3, @NonNull Function4<? super @NonNull T,? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,@NonNull R> combiner)	Combines the value emission from the current Observable with the latest emissions from the other ObservableSources via a function to produce the output item.
final <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Observable<R>	Observable.withLatestFrom(@NonNull ObservableSource<@NonNull T1> source1, @NonNull ObservableSource<@NonNull T2> source2, @NonNull Function3<? super @NonNull T,? super @NonNull T1,? super @NonNull T2,@NonNull R> combiner)	Combines the value emission from the current Observable with the latest emissions from the other ObservableSources via a function to produce the output item.
final <@NonNull R> @NonNull Observable<R>	Observable.withLatestFrom(@NonNull Iterable<@NonNull ? extends ObservableSource<?>> others, @NonNull Function<? super Object[],@NonNull R> combiner)	Combines the value emission from the current Observable with the latest emissions from the other ObservableSources via a function to produce the output item.
static @NonNull Completable	Completable.wrap(@NonNull CompletableSource source)	Wraps the given CompletableSource into a Completable if not already Completable.
static <@NonNull T> @NonNull Maybe<T>	Maybe.wrap(@NonNull MaybeSource<@NonNull T> source)	Wraps a MaybeSource instance into a new Maybe instance if not already a Maybe instance.
static <@NonNull T> @NonNull Observable<T>	Observable.wrap(@NonNull ObservableSource<@NonNull T> source)	Wraps an ObservableSource into an Observable if not already an Observable.
static <@NonNull T> @NonNull Single<T>	Single.wrap(@NonNull SingleSource<@NonNull T> source)	Wraps a SingleSource instance into a new Single instance if not already a Single instance.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> zipper)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of items emitted, in sequence, by an Iterable of other Publishers.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull Iterable<@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> zipper, boolean delayError, int bufferSize)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of items emitted, in sequence, by an Iterable of other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> zipper)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of two items emitted, in sequence, by two other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> zipper, boolean delayError)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of two items emitted, in sequence, by two other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> zipper, boolean delayError, int bufferSize)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of two items emitted, in sequence, by two other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull Function3<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? extends @NonNull R> zipper)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of three items emitted, in sequence, by three other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull Function4<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? extends @NonNull R> zipper)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of four items emitted, in sequence, by four other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull Function5<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? extends @NonNull R> zipper)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of five items emitted, in sequence, by five other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull org.reactivestreams.Publisher<? extends @NonNull T6> source6, @NonNull Function6<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? extends @NonNull R> zipper)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of six items emitted, in sequence, by six other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull org.reactivestreams.Publisher<? extends @NonNull T6> source6, @NonNull org.reactivestreams.Publisher<? extends @NonNull T7> source7, @NonNull Function7<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? extends @NonNull R> zipper)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of seven items emitted, in sequence, by seven other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull org.reactivestreams.Publisher<? extends @NonNull T6> source6, @NonNull org.reactivestreams.Publisher<? extends @NonNull T7> source7, @NonNull org.reactivestreams.Publisher<? extends @NonNull T8> source8, @NonNull Function8<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? extends @NonNull R> zipper)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of eight items emitted, in sequence, by eight other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull T9, @NonNull R> @NonNull Flowable<R>	Flowable.zip(@NonNull org.reactivestreams.Publisher<? extends @NonNull T1> source1, @NonNull org.reactivestreams.Publisher<? extends @NonNull T2> source2, @NonNull org.reactivestreams.Publisher<? extends @NonNull T3> source3, @NonNull org.reactivestreams.Publisher<? extends @NonNull T4> source4, @NonNull org.reactivestreams.Publisher<? extends @NonNull T5> source5, @NonNull org.reactivestreams.Publisher<? extends @NonNull T6> source6, @NonNull org.reactivestreams.Publisher<? extends @NonNull T7> source7, @NonNull org.reactivestreams.Publisher<? extends @NonNull T8> source8, @NonNull org.reactivestreams.Publisher<? extends @NonNull T9> source9, @NonNull Function9<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? super @NonNull T9,? extends @NonNull R> zipper)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of nine items emitted, in sequence, by nine other Publishers.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull T9, @NonNull R> @NonNull Maybe<R>	Maybe.zip(@NonNull MaybeSource<? extends @NonNull T1> source1, @NonNull MaybeSource<? extends @NonNull T2> source2, @NonNull MaybeSource<? extends @NonNull T3> source3, @NonNull MaybeSource<? extends @NonNull T4> source4, @NonNull MaybeSource<? extends @NonNull T5> source5, @NonNull MaybeSource<? extends @NonNull T6> source6, @NonNull MaybeSource<? extends @NonNull T7> source7, @NonNull MaybeSource<? extends @NonNull T8> source8, @NonNull MaybeSource<? extends @NonNull T9> source9, @NonNull Function9<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? super @NonNull T9,? extends @NonNull R> zipper)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of nine items emitted, in sequence, by nine other MaybeSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull R> @NonNull Maybe<R>	Maybe.zip(@NonNull MaybeSource<? extends @NonNull T1> source1, @NonNull MaybeSource<? extends @NonNull T2> source2, @NonNull MaybeSource<? extends @NonNull T3> source3, @NonNull MaybeSource<? extends @NonNull T4> source4, @NonNull MaybeSource<? extends @NonNull T5> source5, @NonNull MaybeSource<? extends @NonNull T6> source6, @NonNull MaybeSource<? extends @NonNull T7> source7, @NonNull MaybeSource<? extends @NonNull T8> source8, @NonNull Function8<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? extends @NonNull R> zipper)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of eight items emitted, in sequence, by eight other MaybeSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull R> @NonNull Maybe<R>	Maybe.zip(@NonNull MaybeSource<? extends @NonNull T1> source1, @NonNull MaybeSource<? extends @NonNull T2> source2, @NonNull MaybeSource<? extends @NonNull T3> source3, @NonNull MaybeSource<? extends @NonNull T4> source4, @NonNull MaybeSource<? extends @NonNull T5> source5, @NonNull MaybeSource<? extends @NonNull T6> source6, @NonNull MaybeSource<? extends @NonNull T7> source7, @NonNull Function7<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? extends @NonNull R> zipper)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of seven items emitted, in sequence, by seven other MaybeSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull R> @NonNull Maybe<R>	Maybe.zip(@NonNull MaybeSource<? extends @NonNull T1> source1, @NonNull MaybeSource<? extends @NonNull T2> source2, @NonNull MaybeSource<? extends @NonNull T3> source3, @NonNull MaybeSource<? extends @NonNull T4> source4, @NonNull MaybeSource<? extends @NonNull T5> source5, @NonNull MaybeSource<? extends @NonNull T6> source6, @NonNull Function6<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? extends @NonNull R> zipper)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of six items emitted, in sequence, by six other MaybeSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull R> @NonNull Maybe<R>	Maybe.zip(@NonNull MaybeSource<? extends @NonNull T1> source1, @NonNull MaybeSource<? extends @NonNull T2> source2, @NonNull MaybeSource<? extends @NonNull T3> source3, @NonNull MaybeSource<? extends @NonNull T4> source4, @NonNull MaybeSource<? extends @NonNull T5> source5, @NonNull Function5<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? extends @NonNull R> zipper)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of five items emitted, in sequence, by five other MaybeSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull R> @NonNull Maybe<R>	Maybe.zip(@NonNull MaybeSource<? extends @NonNull T1> source1, @NonNull MaybeSource<? extends @NonNull T2> source2, @NonNull MaybeSource<? extends @NonNull T3> source3, @NonNull MaybeSource<? extends @NonNull T4> source4, @NonNull Function4<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? extends @NonNull R> zipper)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of four items emitted, in sequence, by four other MaybeSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull R> @NonNull Maybe<R>	Maybe.zip(@NonNull MaybeSource<? extends @NonNull T1> source1, @NonNull MaybeSource<? extends @NonNull T2> source2, @NonNull MaybeSource<? extends @NonNull T3> source3, @NonNull Function3<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? extends @NonNull R> zipper)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of three items emitted, in sequence, by three other MaybeSources.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Maybe<R>	Maybe.zip(@NonNull MaybeSource<? extends @NonNull T1> source1, @NonNull MaybeSource<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> zipper)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of two items emitted, in sequence, by two other MaybeSources.
static <@NonNull T, @NonNull R> @NonNull Maybe<R>	Maybe.zip(@NonNull Iterable<@NonNull ? extends MaybeSource<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> zipper)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of items emitted, in sequence, by an Iterable of other MaybeSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull T9, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull ObservableSource<? extends @NonNull T6> source6, @NonNull ObservableSource<? extends @NonNull T7> source7, @NonNull ObservableSource<? extends @NonNull T8> source8, @NonNull ObservableSource<? extends @NonNull T9> source9, @NonNull Function9<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? super @NonNull T9,? extends @NonNull R> zipper)	Returns an Observable that emits the results of a specified combiner function applied to combinations of nine items emitted, in sequence, by nine other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull ObservableSource<? extends @NonNull T6> source6, @NonNull ObservableSource<? extends @NonNull T7> source7, @NonNull ObservableSource<? extends @NonNull T8> source8, @NonNull Function8<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? extends @NonNull R> zipper)	Returns an Observable that emits the results of a specified combiner function applied to combinations of eight items emitted, in sequence, by eight other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull ObservableSource<? extends @NonNull T6> source6, @NonNull ObservableSource<? extends @NonNull T7> source7, @NonNull Function7<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? extends @NonNull R> zipper)	Returns an Observable that emits the results of a specified combiner function applied to combinations of seven items emitted, in sequence, by seven other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull ObservableSource<? extends @NonNull T6> source6, @NonNull Function6<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? extends @NonNull R> zipper)	Returns an Observable that emits the results of a specified combiner function applied to combinations of six items emitted, in sequence, by six other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull ObservableSource<? extends @NonNull T5> source5, @NonNull Function5<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? extends @NonNull R> zipper)	Returns an Observable that emits the results of a specified combiner function applied to combinations of five items emitted, in sequence, by five other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull ObservableSource<? extends @NonNull T4> source4, @NonNull Function4<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? extends @NonNull R> zipper)	Returns an Observable that emits the results of a specified combiner function applied to combinations of four items emitted, in sequence, by four other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull ObservableSource<? extends @NonNull T3> source3, @NonNull Function3<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? extends @NonNull R> zipper)	Returns an Observable that emits the results of a specified combiner function applied to combinations of three items emitted, in sequence, by three other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> zipper)	Returns an Observable that emits the results of a specified combiner function applied to combinations of two items emitted, in sequence, by two other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> zipper, boolean delayError)	Returns an Observable that emits the results of a specified combiner function applied to combinations of two items emitted, in sequence, by two other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull ObservableSource<? extends @NonNull T1> source1, @NonNull ObservableSource<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> zipper, boolean delayError, int bufferSize)	Returns an Observable that emits the results of a specified combiner function applied to combinations of two items emitted, in sequence, by two other ObservableSources.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> zipper)	Returns an Observable that emits the results of a specified combiner function applied to combinations of items emitted, in sequence, by an Iterable of other ObservableSources.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.zip(@NonNull Iterable<@NonNull ? extends ObservableSource<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> zipper, boolean delayError, int bufferSize)	Returns an Observable that emits the results of a specified combiner function applied to combinations of items emitted, in sequence, by an Iterable of other ObservableSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull T9, @NonNull R> @NonNull Single<R>	Single.zip(@NonNull SingleSource<? extends @NonNull T1> source1, @NonNull SingleSource<? extends @NonNull T2> source2, @NonNull SingleSource<? extends @NonNull T3> source3, @NonNull SingleSource<? extends @NonNull T4> source4, @NonNull SingleSource<? extends @NonNull T5> source5, @NonNull SingleSource<? extends @NonNull T6> source6, @NonNull SingleSource<? extends @NonNull T7> source7, @NonNull SingleSource<? extends @NonNull T8> source8, @NonNull SingleSource<? extends @NonNull T9> source9, @NonNull Function9<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? super @NonNull T9,? extends @NonNull R> zipper)	Returns a Single that emits the results of a specified combiner function applied to nine items emitted by nine other SingleSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull T8, @NonNull R> @NonNull Single<R>	Single.zip(@NonNull SingleSource<? extends @NonNull T1> source1, @NonNull SingleSource<? extends @NonNull T2> source2, @NonNull SingleSource<? extends @NonNull T3> source3, @NonNull SingleSource<? extends @NonNull T4> source4, @NonNull SingleSource<? extends @NonNull T5> source5, @NonNull SingleSource<? extends @NonNull T6> source6, @NonNull SingleSource<? extends @NonNull T7> source7, @NonNull SingleSource<? extends @NonNull T8> source8, @NonNull Function8<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? super @NonNull T8,? extends @NonNull R> zipper)	Returns a Single that emits the results of a specified combiner function applied to eight items emitted by eight other SingleSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull T7, @NonNull R> @NonNull Single<R>	Single.zip(@NonNull SingleSource<? extends @NonNull T1> source1, @NonNull SingleSource<? extends @NonNull T2> source2, @NonNull SingleSource<? extends @NonNull T3> source3, @NonNull SingleSource<? extends @NonNull T4> source4, @NonNull SingleSource<? extends @NonNull T5> source5, @NonNull SingleSource<? extends @NonNull T6> source6, @NonNull SingleSource<? extends @NonNull T7> source7, @NonNull Function7<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? super @NonNull T7,? extends @NonNull R> zipper)	Returns a Single that emits the results of a specified combiner function applied to seven items emitted by seven other SingleSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull T6, @NonNull R> @NonNull Single<R>	Single.zip(@NonNull SingleSource<? extends @NonNull T1> source1, @NonNull SingleSource<? extends @NonNull T2> source2, @NonNull SingleSource<? extends @NonNull T3> source3, @NonNull SingleSource<? extends @NonNull T4> source4, @NonNull SingleSource<? extends @NonNull T5> source5, @NonNull SingleSource<? extends @NonNull T6> source6, @NonNull Function6<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? super @NonNull T6,? extends @NonNull R> zipper)	Returns a Single that emits the results of a specified combiner function applied to six items emitted by six other SingleSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull T5, @NonNull R> @NonNull Single<R>	Single.zip(@NonNull SingleSource<? extends @NonNull T1> source1, @NonNull SingleSource<? extends @NonNull T2> source2, @NonNull SingleSource<? extends @NonNull T3> source3, @NonNull SingleSource<? extends @NonNull T4> source4, @NonNull SingleSource<? extends @NonNull T5> source5, @NonNull Function5<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? super @NonNull T5,? extends @NonNull R> zipper)	Returns a Single that emits the results of a specified combiner function applied to five items emitted by five other SingleSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull T4, @NonNull R> @NonNull Single<R>	Single.zip(@NonNull SingleSource<? extends @NonNull T1> source1, @NonNull SingleSource<? extends @NonNull T2> source2, @NonNull SingleSource<? extends @NonNull T3> source3, @NonNull SingleSource<? extends @NonNull T4> source4, @NonNull Function4<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? super @NonNull T4,? extends @NonNull R> zipper)	Returns a Single that emits the results of a specified combiner function applied to four items emitted by four other SingleSources.
static <@NonNull T1, @NonNull T2, @NonNull T3, @NonNull R> @NonNull Single<R>	Single.zip(@NonNull SingleSource<? extends @NonNull T1> source1, @NonNull SingleSource<? extends @NonNull T2> source2, @NonNull SingleSource<? extends @NonNull T3> source3, @NonNull Function3<? super @NonNull T1,? super @NonNull T2,? super @NonNull T3,? extends @NonNull R> zipper)	Returns a Single that emits the results of a specified combiner function applied to three items emitted by three other SingleSources.
static <@NonNull T1, @NonNull T2, @NonNull R> @NonNull Single<R>	Single.zip(@NonNull SingleSource<? extends @NonNull T1> source1, @NonNull SingleSource<? extends @NonNull T2> source2, @NonNull BiFunction<? super @NonNull T1,? super @NonNull T2,? extends @NonNull R> zipper)	Returns a Single that emits the results of a specified combiner function applied to two items emitted by two other SingleSources.
static <@NonNull T, @NonNull R> @NonNull Single<R>	Single.zip(@NonNull Iterable<@NonNull ? extends SingleSource<? extends @NonNull T>> sources, @NonNull Function<? super Object[],? extends @NonNull R> zipper)	Waits until all SingleSource sources provided by the Iterable sequence signal a success value and calls a zipper function with an array of these values to return a result to be emitted to the downstream.
static <@NonNull T, @NonNull R> @NonNull Flowable<R>	Flowable.zipArray(@NonNull Function<? super Object[],? extends @NonNull R> zipper, boolean delayError, int bufferSize, @NonNull org.reactivestreams.Publisher<? extends @NonNull T>... sources)	Returns a Flowable that emits the results of a specified combiner function applied to combinations of items emitted, in sequence, by an array of other Publishers.
static <@NonNull T, @NonNull R> @NonNull Maybe<R>	Maybe.zipArray(@NonNull Function<? super Object[],? extends @NonNull R> zipper, @NonNull MaybeSource<? extends @NonNull T>... sources)	Returns a Maybe that emits the results of a specified combiner function applied to combinations of items emitted, in sequence, by an array of other MaybeSources.
static <@NonNull T, @NonNull R> @NonNull Observable<R>	Observable.zipArray(@NonNull Function<? super Object[],? extends @NonNull R> zipper, boolean delayError, int bufferSize, @NonNull ObservableSource<? extends @NonNull T>... sources)	Returns an Observable that emits the results of a specified combiner function applied to combinations of items emitted, in sequence, by an array of other ObservableSources.
static <@NonNull T, @NonNull R> @NonNull Single<R>	Single.zipArray(@NonNull Function<? super Object[],? extends @NonNull R> zipper, @NonNull SingleSource<? extends @NonNull T>... sources)	Waits until all SingleSource sources provided via an array signal a success value and calls a zipper function with an array of these values to return a result to be emitted to downstream.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.zipWith(@NonNull Iterable<@NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper)	Returns a Flowable that emits items that are the result of applying a specified function to pairs of values, one each from the current Flowable and a specified Iterable sequence.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.zipWith(@NonNull org.reactivestreams.Publisher<? extends @NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper)	Returns a Flowable that emits items that are the result of applying a specified function to pairs of values, one each from the current Flowable and another specified Publisher.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.zipWith(@NonNull org.reactivestreams.Publisher<? extends @NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper, boolean delayError)	Returns a Flowable that emits items that are the result of applying a specified function to pairs of values, one each from the current Flowable and another specified Publisher.
final <@NonNull U, @NonNull R> @NonNull Flowable<R>	Flowable.zipWith(@NonNull org.reactivestreams.Publisher<? extends @NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper, boolean delayError, int bufferSize)	Returns a Flowable that emits items that are the result of applying a specified function to pairs of values, one each from the current Flowable and another specified Publisher.
final <@NonNull U, @NonNull R> @NonNull Maybe<R>	Maybe.zipWith(@NonNull MaybeSource<? extends @NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper)	Waits until this and the other MaybeSource signal a success value then applies the given BiFunction to those values and emits the BiFunction's resulting value to downstream.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.zipWith(@NonNull ObservableSource<? extends @NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper)	Returns an Observable that emits items that are the result of applying a specified function to pairs of values, one each from the current Observable and another specified ObservableSource.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.zipWith(@NonNull ObservableSource<? extends @NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper, boolean delayError)	Returns an Observable that emits items that are the result of applying a specified function to pairs of values, one each from the current Observable and another specified ObservableSource.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.zipWith(@NonNull ObservableSource<? extends @NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper, boolean delayError, int bufferSize)	Returns an Observable that emits items that are the result of applying a specified function to pairs of values, one each from the current Observable and another specified ObservableSource.
final <@NonNull U, @NonNull R> @NonNull Observable<R>	Observable.zipWith(@NonNull Iterable<@NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper)	Returns an Observable that emits items that are the result of applying a specified function to pairs of values, one each from the current Observable and a specified Iterable sequence.
final <@NonNull U, @NonNull R> @NonNull Single<R>	Single.zipWith(@NonNull SingleSource<@NonNull U> other, @NonNull BiFunction<? super @NonNull T,? super @NonNull U,? extends @NonNull R> zipper)	Returns a Single that emits the result of applying a specified function to the pair of items emitted by the current Single and another specified SingleSource.

Uses of SchedulerSupport in io.reactivex.rxjava3.flowables

Methods in io.reactivex.rxjava3.flowables with annotations of type SchedulerSupport

Modifier and Type	Method	Description
@NonNull Flowable<T>	ConnectableFlowable.autoConnect()	Returns a Flowable that automatically connects (at most once) to this ConnectableFlowable when the first Subscriber subscribes.
@NonNull Flowable<T>	ConnectableFlowable.autoConnect(int numberOfSubscribers)	Returns a Flowable that automatically connects (at most once) to this ConnectableFlowable when the specified number of Subscribers subscribe to it.
@NonNull Flowable<T>	ConnectableFlowable.autoConnect(int numberOfSubscribers, @NonNull Consumer<? super Disposable> connection)	Returns a Flowable that automatically connects (at most once) to this ConnectableFlowable when the specified number of Subscribers subscribe to it and calls the specified callback with the Disposable associated with the established connection.
final @NonNull Disposable	ConnectableFlowable.connect()	Instructs the ConnectableFlowable to begin emitting the items from its underlying Flowable to its Subscribers.
abstract void	ConnectableFlowable.connect(@NonNull Consumer<? super Disposable> connection)	Instructs the ConnectableFlowable to begin emitting the items from its underlying Flowable to its Subscribers.
@NonNull Flowable<T>	ConnectableFlowable.refCount()	Returns a Flowable that stays connected to this ConnectableFlowable as long as there is at least one subscription to this ConnectableFlowable.
final @NonNull Flowable<T>	ConnectableFlowable.refCount(int subscriberCount)	Connects to the upstream ConnectableFlowable if the number of subscribed subscriber reaches the specified count and disconnect if all subscribers have unsubscribed.
final @NonNull Flowable<T>	ConnectableFlowable.refCount(int subscriberCount, long timeout, @NonNull TimeUnit unit)	Connects to the upstream ConnectableFlowable if the number of subscribed subscriber reaches the specified count and disconnect after the specified timeout if all subscribers have unsubscribed.
final @NonNull Flowable<T>	ConnectableFlowable.refCount(int subscriberCount, long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Connects to the upstream ConnectableFlowable if the number of subscribed subscriber reaches the specified count and disconnect after the specified timeout if all subscribers have unsubscribed.
final @NonNull Flowable<T>	ConnectableFlowable.refCount(long timeout, @NonNull TimeUnit unit)	Connects to the upstream ConnectableFlowable if the number of subscribed subscriber reaches 1 and disconnect after the specified timeout if all subscribers have unsubscribed.
final @NonNull Flowable<T>	ConnectableFlowable.refCount(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Connects to the upstream ConnectableFlowable if the number of subscribed subscriber reaches 1 and disconnect after the specified timeout if all subscribers have unsubscribed.
abstract void	ConnectableFlowable.reset()	Resets this ConnectableFlowable into its fresh state if it has terminated.

Uses of SchedulerSupport in io.reactivex.rxjava3.observables

Methods in io.reactivex.rxjava3.observables with annotations of type SchedulerSupport

Modifier and Type	Method	Description
@NonNull Observable<T>	ConnectableObservable.autoConnect()	Returns an Observable that automatically connects (at most once) to this ConnectableObservable when the first Observer subscribes.
@NonNull Observable<T>	ConnectableObservable.autoConnect(int numberOfObservers)	Returns an Observable that automatically connects (at most once) to this ConnectableObservable when the specified number of Observers subscribe to it.
@NonNull Observable<T>	ConnectableObservable.autoConnect(int numberOfObservers, @NonNull Consumer<? super Disposable> connection)	Returns an Observable that automatically connects (at most once) to this ConnectableObservable when the specified number of Observers subscribe to it and calls the specified callback with the Disposable associated with the established connection.
final @NonNull Disposable	ConnectableObservable.connect()	Instructs the ConnectableObservable to begin emitting the items from its underlying Observable to its Observers.
abstract void	ConnectableObservable.connect(@NonNull Consumer<? super Disposable> connection)	Instructs the ConnectableObservable to begin emitting the items from its underlying Observable to its Observers.
@NonNull Observable<T>	ConnectableObservable.refCount()	Returns an Observable that stays connected to this ConnectableObservable as long as there is at least one subscription to this ConnectableObservable.
final @NonNull Observable<T>	ConnectableObservable.refCount(int observerCount)	Connects to the upstream ConnectableObservable if the number of subscribed observers reaches the specified count and disconnect if all Observers have unsubscribed.
final @NonNull Observable<T>	ConnectableObservable.refCount(int observerCount, long timeout, @NonNull TimeUnit unit)	Connects to the upstream ConnectableObservable if the number of subscribed observers reaches the specified count and disconnect after the specified timeout if all Observers have unsubscribed.
final @NonNull Observable<T>	ConnectableObservable.refCount(int observerCount, long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Connects to the upstream ConnectableObservable if the number of subscribed observers reaches the specified count and disconnect after the specified timeout if all Observers have unsubscribed.
final @NonNull Observable<T>	ConnectableObservable.refCount(long timeout, @NonNull TimeUnit unit)	Connects to the upstream ConnectableObservable if the number of subscribed observers reaches 1 and disconnect after the specified timeout if all Observers have unsubscribed.
final @NonNull Observable<T>	ConnectableObservable.refCount(long timeout, @NonNull TimeUnit unit, @NonNull Scheduler scheduler)	Connects to the upstream ConnectableObservable if the number of subscribed observers reaches 1 and disconnect after the specified timeout if all Observers have unsubscribed.
abstract void	ConnectableObservable.reset()	Resets this ConnectableObservable into its fresh state if it has terminated or has been disposed.

Uses of SchedulerSupport in io.reactivex.rxjava3.parallel

Methods in io.reactivex.rxjava3.parallel with annotations of type SchedulerSupport

Modifier and Type	Method	Description
final <@NonNull C> @NonNull ParallelFlowable<C>	ParallelFlowable.collect(@NonNull Supplier<? extends @NonNull C> collectionSupplier, @NonNull BiConsumer<? super @NonNull C,? super @NonNull T> collector)	Collect the elements in each rail into a collection supplied via a collectionSupplier and collected into with a collector action, emitting the collection at the end.
final <@NonNull A, @NonNull R> @NonNull Flowable<R>	ParallelFlowable.collect(@NonNull Collector<@NonNull T,@NonNull A,@NonNull R> collector)	Reduces all values within a 'rail' and across 'rails' with a callbacks of the given Collector into one Flowable containing a single value.
final <@NonNull U> @NonNull ParallelFlowable<U>	ParallelFlowable.compose(@NonNull ParallelTransformer<@NonNull T,@NonNull U> composer)	Allows composing operators, in assembly time, on top of this ParallelFlowable and returns another ParallelFlowable with composed features.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.concatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Generates and concatenates Publishers on each 'rail', signalling errors immediately and generating 2 publishers upfront.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.concatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, int prefetch)	Generates and concatenates Publishers on each 'rail', signalling errors immediately and using the given prefetch amount for generating Publishers upfront.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.concatMapDelayError(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean tillTheEnd)	Generates and concatenates Publishers on each 'rail', optionally delaying errors and generating 2 publishers upfront.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.concatMapDelayError(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, int prefetch, boolean tillTheEnd)	Generates and concatenates Publishers on each 'rail', optionally delaying errors and using the given prefetch amount for generating Publishers upfront.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doAfterNext(@NonNull Consumer<? super @NonNull T> onAfterNext)	Call the specified consumer with the current element passing through any 'rail' after it has been delivered to downstream within the rail.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doAfterTerminated(@NonNull Action onAfterTerminate)	Run the specified Action when a 'rail' completes or signals an error.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doOnCancel(@NonNull Action onCancel)	Run the specified Action when a 'rail' receives a cancellation.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doOnComplete(@NonNull Action onComplete)	Run the specified Action when a 'rail' completes.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doOnError(@NonNull Consumer<? super Throwable> onError)	Call the specified consumer with the exception passing through any 'rail'.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doOnNext(@NonNull Consumer<? super @NonNull T> onNext)	Call the specified consumer with the current element passing through any 'rail'.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doOnNext(@NonNull Consumer<? super @NonNull T> onNext, @NonNull BiFunction<? super Long,? super Throwable,ParallelFailureHandling> errorHandler)	Call the specified consumer with the current element passing through any 'rail' and handles errors based on the returned value by the handler function.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doOnNext(@NonNull Consumer<? super @NonNull T> onNext, @NonNull ParallelFailureHandling errorHandler)	Call the specified consumer with the current element passing through any 'rail' and handles errors based on the given ParallelFailureHandling enumeration value.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doOnRequest(@NonNull LongConsumer onRequest)	Call the specified consumer with the request amount if any rail receives a request.
final @NonNull ParallelFlowable<T>	ParallelFlowable.doOnSubscribe(@NonNull Consumer<? super org.reactivestreams.Subscription> onSubscribe)	Call the specified callback when a 'rail' receives a Subscription from its upstream.
final @NonNull ParallelFlowable<T>	ParallelFlowable.filter(@NonNull Predicate<? super @NonNull T> predicate)	Filters the source values on each 'rail'.
final @NonNull ParallelFlowable<T>	ParallelFlowable.filter(@NonNull Predicate<? super @NonNull T> predicate, @NonNull BiFunction<? super Long,? super Throwable,ParallelFailureHandling> errorHandler)	Filters the source values on each 'rail' and handles errors based on the returned value by the handler function.
final @NonNull ParallelFlowable<T>	ParallelFlowable.filter(@NonNull Predicate<? super @NonNull T> predicate, @NonNull ParallelFailureHandling errorHandler)	Filters the source values on each 'rail' and handles errors based on the given ParallelFailureHandling enumeration value.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper)	Generates and flattens Publishers on each 'rail'.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean delayError)	Generates and flattens Publishers on each 'rail', optionally delaying errors.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean delayError, int maxConcurrency)	Generates and flattens Publishers on each 'rail', optionally delaying errors and having a total number of simultaneous subscriptions to the inner Publishers.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.flatMap(@NonNull Function<? super @NonNull T,@NonNull ? extends org.reactivestreams.Publisher<? extends @NonNull R>> mapper, boolean delayError, int maxConcurrency, int prefetch)	Generates and flattens Publishers on each 'rail', optionally delaying errors, having a total number of simultaneous subscriptions to the inner Publishers and using the given prefetch amount for the inner Publishers.
final <@NonNull U> @NonNull ParallelFlowable<U>	ParallelFlowable.flatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper)	Returns a ParallelFlowable that merges each item emitted by the source on each rail with the values in an Iterable corresponding to that item that is generated by a selector.
final <@NonNull U> @NonNull ParallelFlowable<U>	ParallelFlowable.flatMapIterable(@NonNull Function<? super @NonNull T,@NonNull ? extends Iterable<? extends @NonNull U>> mapper, int bufferSize)	Returns a ParallelFlowable that merges each item emitted by the source ParallelFlowable with the values in an Iterable corresponding to that item that is generated by a selector.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.flatMapStream(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper)	Maps each upstream item on each rail into a Stream and emits the Stream's items to the downstream in a sequential fashion.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.flatMapStream(@NonNull Function<? super @NonNull T,@NonNull ? extends Stream<? extends @NonNull R>> mapper, int prefetch)	Maps each upstream item of each rail into a Stream and emits the Stream's items to the downstream in a sequential fashion.
static <@NonNull T> @NonNull ParallelFlowable<T>	ParallelFlowable.from(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source)	Take a Publisher and prepare to consume it on multiple 'rails' (number of CPUs) in a round-robin fashion.
static <@NonNull T> @NonNull ParallelFlowable<T>	ParallelFlowable.from(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source, int parallelism)	Take a Publisher and prepare to consume it on parallelism number of 'rails' in a round-robin fashion.
static <@NonNull T> @NonNull ParallelFlowable<T>	ParallelFlowable.from(@NonNull org.reactivestreams.Publisher<? extends @NonNull T> source, int parallelism, int prefetch)	Take a Publisher and prepare to consume it on parallelism number of 'rails' , possibly ordered and round-robin fashion and use custom prefetch amount and queue for dealing with the source Publisher's values.
static <@NonNull T> @NonNull ParallelFlowable<T>	ParallelFlowable.fromArray(@NonNull org.reactivestreams.Publisher<@NonNull T>... publishers)	Wraps multiple Publishers into a ParallelFlowable which runs them in parallel and unordered.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.map(@NonNull Function<? super @NonNull T,? extends @NonNull R> mapper)	Maps the source values on each 'rail' to another value.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.map(@NonNull Function<? super @NonNull T,? extends @NonNull R> mapper, @NonNull BiFunction<? super Long,? super Throwable,ParallelFailureHandling> errorHandler)	Maps the source values on each 'rail' to another value and handles errors based on the returned value by the handler function.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.map(@NonNull Function<? super @NonNull T,? extends @NonNull R> mapper, @NonNull ParallelFailureHandling errorHandler)	Maps the source values on each 'rail' to another value and handles errors based on the given ParallelFailureHandling enumeration value.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.mapOptional(@NonNull Function<? super @NonNull T,@NonNull Optional<? extends @NonNull R>> mapper)	Maps the source values on each 'rail' to an optional and emits its value if any.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.mapOptional(@NonNull Function<? super @NonNull T,@NonNull Optional<? extends @NonNull R>> mapper, @NonNull BiFunction<? super Long,? super Throwable,ParallelFailureHandling> errorHandler)	Maps the source values on each 'rail' to an optional and emits its value if any and handles errors based on the returned value by the handler function.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.mapOptional(@NonNull Function<? super @NonNull T,@NonNull Optional<? extends @NonNull R>> mapper, @NonNull ParallelFailureHandling errorHandler)	Maps the source values on each 'rail' to an optional and emits its value if any and handles errors based on the given ParallelFailureHandling enumeration value.
final @NonNull Flowable<T>	ParallelFlowable.reduce(@NonNull BiFunction<@NonNull T,@NonNull T,@NonNull T> reducer)	Reduces all values within a 'rail' and across 'rails' with a reducer function into one Flowable sequence.
final <@NonNull R> @NonNull ParallelFlowable<R>	ParallelFlowable.reduce(@NonNull Supplier<@NonNull R> initialSupplier, @NonNull BiFunction<@NonNull R,? super @NonNull T,@NonNull R> reducer)	Reduces all values within a 'rail' to a single value (with a possibly different type) via a reducer function that is initialized on each rail from an initialSupplier value.
final @NonNull ParallelFlowable<T>	ParallelFlowable.runOn(@NonNull Scheduler scheduler)	Specifies where each 'rail' will observe its incoming values, specified via a Scheduler, with no work-stealing and default prefetch amount.
final @NonNull ParallelFlowable<T>	ParallelFlowable.runOn(@NonNull Scheduler scheduler, int prefetch)	Specifies where each 'rail' will observe its incoming values, specified via a Scheduler, with possibly work-stealing and a given prefetch amount.
final @NonNull Flowable<T>	ParallelFlowable.sequential()	Merges the values from each 'rail' in a round-robin or same-order fashion and exposes it as a regular Flowable sequence, running with a default prefetch value for the rails.
final @NonNull Flowable<T>	ParallelFlowable.sequential(int prefetch)	Merges the values from each 'rail' in a round-robin or same-order fashion and exposes it as a regular Flowable sequence, running with a give prefetch value for the rails.
final @NonNull Flowable<T>	ParallelFlowable.sequentialDelayError()	Merges the values from each 'rail' in a round-robin or same-order fashion and exposes it as a regular Flowable sequence, running with a default prefetch value for the rails and delaying errors from all rails till all terminate.
final @NonNull Flowable<T>	ParallelFlowable.sequentialDelayError(int prefetch)	Merges the values from each 'rail' in a round-robin or same-order fashion and exposes it as a regular Flowable sequence, running with a give prefetch value for the rails and delaying errors from all rails till all terminate.
final @NonNull Flowable<T>	ParallelFlowable.sorted(@NonNull Comparator<? super @NonNull T> comparator)	Sorts the 'rails' of this ParallelFlowable and returns a Flowable that sequentially picks the smallest next value from the rails.
final @NonNull Flowable<T>	ParallelFlowable.sorted(@NonNull Comparator<? super @NonNull T> comparator, int capacityHint)	Sorts the 'rails' of this ParallelFlowable and returns a Flowable that sequentially picks the smallest next value from the rails.
abstract void	ParallelFlowable.subscribe(@NonNull org.reactivestreams.Subscriber<? super @NonNull T>[] subscribers)	Subscribes an array of Subscribers to this ParallelFlowable and triggers the execution chain for all 'rails'.
final <@NonNull R> R	ParallelFlowable.to(@NonNull ParallelFlowableConverter<@NonNull T,@NonNull R> converter)	Calls the specified converter function during assembly time and returns its resulting value.
final @NonNull Flowable<List<T>>	ParallelFlowable.toSortedList(@NonNull Comparator<? super @NonNull T> comparator)	Sorts the 'rails' according to the comparator and returns a full sorted List as a Flowable.
final @NonNull Flowable<@NonNull List<T>>	ParallelFlowable.toSortedList(@NonNull Comparator<? super @NonNull T> comparator, int capacityHint)	Sorts the 'rails' according to the comparator and returns a full sorted List as a Flowable.

Uses of SchedulerSupport in io.reactivex.rxjava3.processors

Classes in io.reactivex.rxjava3.processors with annotations of type SchedulerSupport

Modifier and Type	Class	Description
final class	MulticastProcessor<T>	A FlowableProcessor implementation that coordinates downstream requests through a front-buffer and stable-prefetching, optionally canceling the upstream if all subscribers have cancelled.