Class Maps

java.lang.Object

io.vavr.collection.Maps

final class Maps
extends Object

INTERNAL: Common Map functions (not intended to be public).

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static interface	Maps.OfEntries<K, V, M extends Map<K,V>>

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Maps()

Method Summary

Modifier and Type	Method	Description
(package private) static <K, V, M extends Map<K,V>> Tuple2<V,M>	computeIfAbsent(M map, K key, Function<? super K, ? extends V> mappingFunction)
(package private) static <K, V, M extends Map<K,V>> Tuple2<Option<V>, M>	computeIfPresent(M map, K key, BiFunction<? super K, ? super V, ? extends V> remappingFunction)
(package private) static <K, V, M extends Map<K,V>> M	distinct(M map)
(package private) static <K, V, M extends Map<K,V>> M	distinctBy(M map, Maps.OfEntries<K,V,M> ofEntries, Comparator<? super Tuple2<K,V>> comparator)
(package private) static <K, V, U, M extends Map<K,V>> M	distinctBy(M map, Maps.OfEntries<K,V,M> ofEntries, Function<? super Tuple2<K,V>, ? extends U> keyExtractor)
(package private) static <K, V, M extends Map<K,V>> M	drop(M map, Maps.OfEntries<K,V,M> ofEntries, Supplier<M> emptySupplier, int n)
(package private) static <K, V, M extends Map<K,V>> M	dropRight(M map, Maps.OfEntries<K,V,M> ofEntries, Supplier<M> emptySupplier, int n)
(package private) static <K, V, M extends Map<K,V>> M	dropUntil(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super Tuple2<K,V>> predicate)
(package private) static <K, V, M extends Map<K,V>> M	dropWhile(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super Tuple2<K,V>> predicate)
(package private) static <K, V, M extends Map<K,V>> M	filter(M map, Maps.OfEntries<K,V,M> ofEntries, BiPredicate<? super K, ? super V> predicate)
(package private) static <K, V, M extends Map<K,V>> M	filter(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super Tuple2<K,V>> predicate)
(package private) static <K, V, M extends Map<K,V>> M	filterKeys(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super K> predicate)
(package private) static <K, V, M extends Map<K,V>> M	filterValues(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super V> predicate)
(package private) static <K, V, C, M extends Map<K,V>> Map<C,M>	groupBy(M map, Maps.OfEntries<K,V,M> ofEntries, Function<? super Tuple2<K,V>, ? extends C> classifier)
(package private) static <K, V, M extends Map<K,V>> Iterator<M>	grouped(M map, Maps.OfEntries<K,V,M> ofEntries, int size)
(package private) static <K, V, M extends Map<K,V>> Option<M>	initOption(M map)
(package private) static <K, V, M extends Map<K,V>> M	merge(M map, Maps.OfEntries<K,V,M> ofEntries, Map<? extends K, ? extends V> that)
(package private) static <K, V, U extends V, M extends Map<K,V>> M	merge(M map, Maps.OfEntries<K,V,M> ofEntries, Map<? extends K, U> that, BiFunction<? super V, ? super U, ? extends V> collisionResolution)
(package private) static <T, K, V, M extends Map<K,V>> M	ofStream(M map, Stream<? extends T> stream, Function<? super T, ? extends K> keyMapper, Function<? super T, ? extends V> valueMapper)
(package private) static <T, K, V, M extends Map<K,V>> M	ofStream(M map, Stream<? extends T> stream, Function<? super T, Tuple2<? extends K, ? extends V>> entryMapper)
(package private) static <K, V, M extends Map<K,V>> Tuple2<M,M>	partition(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super Tuple2<K,V>> predicate)
(package private) static <K, V, M extends Map<K,V>> M	peek(M map, Consumer<? super Tuple2<K,V>> action)
(package private) static <K, V, M extends Map<K,V>> M	put(M map, Tuple2<? extends K, ? extends V> entry)
(package private) static <K, V, U extends V, M extends Map<K,V>> M	put(M map, Tuple2<? extends K, U> entry, BiFunction<? super V, ? super U, ? extends V> merge)
(package private) static <K, V, U extends V, M extends Map<K,V>> M	put(M map, K key, U value, BiFunction<? super V, ? super U, ? extends V> merge)
(package private) static <K, V, M extends Map<K,V>> M	reject(M map, Maps.OfEntries<K,V,M> ofEntries, BiPredicate<? super K, ? super V> predicate)
(package private) static <K, V, M extends Map<K,V>> M	reject(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super Tuple2<K,V>> predicate)
(package private) static <K, V, M extends Map<K,V>> M	rejectKeys(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super K> predicate)
(package private) static <K, V, M extends Map<K,V>> M	rejectValues(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super V> predicate)
(package private) static <K, V, M extends Map<K,V>> M	replace(M map, Tuple2<K,V> currentElement, Tuple2<K,V> newElement)
(package private) static <K, V, M extends Map<K,V>> M	replace(M map, K key, V oldValue, V newValue)
(package private) static <K, V, M extends Map<K,V>> M	replaceAll(M map, Tuple2<K,V> currentElement, Tuple2<K,V> newElement)
(package private) static <K, V, M extends Map<K,V>> M	replaceAll(M map, BiFunction<? super K, ? super V, ? extends V> function)
(package private) static <K, V, M extends Map<K,V>> M	replaceValue(M map, K key, V value)
(package private) static <K, V, M extends Map<K,V>> M	scan(M map, Tuple2<K,V> zero, BiFunction<? super Tuple2<K,V>, ? super Tuple2<K,V>, ? extends Tuple2<K,V>> operation, Function<Iterator<Tuple2<K,V>>, Traversable<Tuple2<K,V>>> finisher)
(package private) static <K, V, M extends Map<K,V>> Iterator<M>	slideBy(M map, Maps.OfEntries<K,V,M> ofEntries, Function<? super Tuple2<K,V>, ?> classifier)
(package private) static <K, V, M extends Map<K,V>> Iterator<M>	sliding(M map, Maps.OfEntries<K,V,M> ofEntries, int size)
(package private) static <K, V, M extends Map<K,V>> Iterator<M>	sliding(M map, Maps.OfEntries<K,V,M> ofEntries, int size, int step)
(package private) static <K, V, M extends Map<K,V>> Tuple2<M,M>	span(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super Tuple2<K,V>> predicate)
(package private) static <K, V, M extends Map<K,V>> Option<M>	tailOption(M map)
(package private) static <K, V, M extends Map<K,V>> M	take(M map, Maps.OfEntries<K,V,M> ofEntries, int n)
(package private) static <K, V, M extends Map<K,V>> M	takeRight(M map, Maps.OfEntries<K,V,M> ofEntries, int n)
(package private) static <K, V, M extends Map<K,V>> M	takeUntil(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super Tuple2<K,V>> predicate)
(package private) static <K, V, M extends Map<K,V>> M	takeWhile(M map, Maps.OfEntries<K,V,M> ofEntries, Predicate<? super Tuple2<K,V>> predicate)

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Maps

private Maps()

Method Details

computeIfAbsent

static <K, V, M extends Map<K,V>> Tuple2<V,M> computeIfAbsent(M map,
 K key,
 Function<? super K, ? extends V> mappingFunction)

computeIfPresent

static <K, V, M extends Map<K,V>>
Tuple2<Option<V>, M> computeIfPresent(M map,
 K key,
 BiFunction<? super K, ? super V, ? extends V> remappingFunction)

distinct

static <K, V, M extends Map<K,V>> M distinct(M map)

distinctBy

static <K, V, M extends Map<K,V>> M distinctBy(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Comparator<? super Tuple2<K,V>> comparator)

distinctBy

static <K, V, U, M extends Map<K,V>> M distinctBy(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Function<? super Tuple2<K,V>, ? extends U> keyExtractor)

drop

static <K, V, M extends Map<K,V>> M drop(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Supplier<M> emptySupplier,
 int n)

dropRight

static <K, V, M extends Map<K,V>> M dropRight(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Supplier<M> emptySupplier,
 int n)

dropUntil

static <K, V, M extends Map<K,V>> M dropUntil(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super Tuple2<K,V>> predicate)

dropWhile

static <K, V, M extends Map<K,V>> M dropWhile(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super Tuple2<K,V>> predicate)

filter

static <K, V, M extends Map<K,V>> M filter(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 BiPredicate<? super K, ? super V> predicate)

filter

static <K, V, M extends Map<K,V>> M filter(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super Tuple2<K,V>> predicate)

filterKeys

static <K, V, M extends Map<K,V>> M filterKeys(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super K> predicate)

filterValues

static <K, V, M extends Map<K,V>> M filterValues(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super V> predicate)

groupBy

static <K, V, C, M extends Map<K,V>> Map<C,M> groupBy(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Function<? super Tuple2<K,V>, ? extends C> classifier)

grouped

static <K, V, M extends Map<K,V>> Iterator<M> grouped(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 int size)

initOption

static <K, V, M extends Map<K,V>> Option<M> initOption(M map)

merge

static <K, V, M extends Map<K,V>> M merge(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Map<? extends K, ? extends V> that)

merge

static <K, V, U extends V, M extends Map<K,V>> M merge(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Map<? extends K, U> that,
 BiFunction<? super V, ? super U, ? extends V> collisionResolution)

ofStream

static <T, K, V, M extends Map<K,V>> M ofStream(M map,
 Stream<? extends T> stream,
 Function<? super T, ? extends K> keyMapper,
 Function<? super T, ? extends V> valueMapper)

ofStream

static <T, K, V, M extends Map<K,V>> M ofStream(M map,
 Stream<? extends T> stream,
 Function<? super T, Tuple2<? extends K, ? extends V>> entryMapper)

partition

static <K, V, M extends Map<K,V>> Tuple2<M,M> partition(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super Tuple2<K,V>> predicate)

peek

static <K, V, M extends Map<K,V>> M peek(M map,
 Consumer<? super Tuple2<K,V>> action)

put

static <K, V, U extends V, M extends Map<K,V>> M put(M map,
 K key,
 U value,
 BiFunction<? super V, ? super U, ? extends V> merge)

put

static <K, V, M extends Map<K,V>> M put(M map,
 Tuple2<? extends K, ? extends V> entry)

put

static <K, V, U extends V, M extends Map<K,V>> M put(M map,
 Tuple2<? extends K, U> entry,
 BiFunction<? super V, ? super U, ? extends V> merge)

reject

static <K, V, M extends Map<K,V>> M reject(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super Tuple2<K,V>> predicate)

reject

static <K, V, M extends Map<K,V>> M reject(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 BiPredicate<? super K, ? super V> predicate)

rejectKeys

static <K, V, M extends Map<K,V>> M rejectKeys(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super K> predicate)

rejectValues

static <K, V, M extends Map<K,V>> M rejectValues(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super V> predicate)

replace

static <K, V, M extends Map<K,V>> M replace(M map,
 K key,
 V oldValue,
 V newValue)

replace

static <K, V, M extends Map<K,V>> M replace(M map,
 Tuple2<K,V> currentElement,
 Tuple2<K,V> newElement)

replaceAll

static <K, V, M extends Map<K,V>> M replaceAll(M map,
 BiFunction<? super K, ? super V, ? extends V> function)

replaceAll

static <K, V, M extends Map<K,V>> M replaceAll(M map,
 Tuple2<K,V> currentElement,
 Tuple2<K,V> newElement)

replaceValue

static <K, V, M extends Map<K,V>> M replaceValue(M map,
 K key,
 V value)

scan

static <K, V, M extends Map<K,V>> M scan(M map,
 Tuple2<K,V> zero,
 BiFunction<? super Tuple2<K,V>, ? super Tuple2<K,V>, ? extends Tuple2<K,V>> operation,
 Function<Iterator<Tuple2<K,V>>, Traversable<Tuple2<K,V>>> finisher)

slideBy

static <K, V, M extends Map<K,V>> Iterator<M> slideBy(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Function<? super Tuple2<K,V>, ?> classifier)

sliding

static <K, V, M extends Map<K,V>> Iterator<M> sliding(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 int size)

sliding

static <K, V, M extends Map<K,V>> Iterator<M> sliding(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 int size,
 int step)

span

static <K, V, M extends Map<K,V>> Tuple2<M,M> span(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super Tuple2<K,V>> predicate)

tailOption

static <K, V, M extends Map<K,V>> Option<M> tailOption(M map)

take

static <K, V, M extends Map<K,V>> M take(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 int n)

takeRight

static <K, V, M extends Map<K,V>> M takeRight(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 int n)

takeUntil

static <K, V, M extends Map<K,V>> M takeUntil(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super Tuple2<K,V>> predicate)

takeWhile

static <K, V, M extends Map<K,V>> M takeWhile(M map,
 Maps.OfEntries<K,V,M> ofEntries,
 Predicate<? super Tuple2<K,V>> predicate)