Package io.reactivex.rxjava3.subscribers

Class SafeSubscriber<T>

java.lang.Object
io.reactivex.rxjava3.subscribers.SafeSubscriber<T>
Type Parameters:
T - the value type
All Implemented Interfaces:
FlowableSubscriber<T>, org.reactivestreams.Subscriber<T>, org.reactivestreams.Subscription
public final class SafeSubscriber<@NonNull T> extends Object implements FlowableSubscriber<T>, org.reactivestreams.Subscription
Wraps another Subscriber and ensures all onXXX methods conform the protocol (except the requirement for serialized access).

  • Field Details

    • downstream

      final org.reactivestreams.Subscriber<? super T> downstream
      The actual Subscriber.

    • upstream

      org.reactivestreams.Subscription upstream
      The subscription.

    • done

      boolean done
      Indicates a terminal state.

  • Constructor Details

    • SafeSubscriber

      public SafeSubscriber(@NonNull @NonNull org.reactivestreams.Subscriber<? super @NonNull T> downstream)
      Constructs a SafeSubscriber by wrapping the given actual Subscriber.
      Parameters:
      downstream - the actual Subscriber to wrap, not null (not validated)

  • Method Details

    • onSubscribe

      public void onSubscribe(@NonNull @NonNull org.reactivestreams.Subscription s)
      Description copied from interface: FlowableSubscriber
      Implementors of this method should make sure everything that needs to be visible in Subscriber.onNext(Object) is established before calling Subscription.request(long). In practice this means no initialization should happen after the request() call and additional behavior is thread safe in respect to onNext.
      Specified by:
      onSubscribe in interface FlowableSubscriber<T>
      Specified by:
      onSubscribe in interface org.reactivestreams.Subscriber<T>

    • onNext

      public void onNext(@NonNull @NonNull T t)
      Specified by:
      onNext in interface org.reactivestreams.Subscriber<T>

    • onNextNoSubscription

      void onNextNoSubscription()

    • onError

      public void onError(@NonNull @NonNull Throwable t)
      Specified by:
      onError in interface org.reactivestreams.Subscriber<T>

    • onComplete

      public void onComplete()
      Specified by:
      onComplete in interface org.reactivestreams.Subscriber<T>

    • onCompleteNoSubscription

      void onCompleteNoSubscription()

    • request

      public void request(long n)
      Specified by:
      request in interface org.reactivestreams.Subscription

    • cancel

      public void cancel()
      Specified by:
      cancel in interface org.reactivestreams.Subscription