com.aol.cyclops.react.collectors.lazy

Class IncrementalReducer<T>

java.lang.Object

com.aol.cyclops.react.collectors.lazy.IncrementalReducer<T>

Type Parameters:

T - Data type

public class IncrementalReducer<T>
extends java.lang.Object

Perform incremental (optionally parallel) reduction on a stream

Constructor Summary

Constructors

Constructor and Description
IncrementalReducer()

Method Summary

Modifier and Type	Method and Description
void	forEach(java.util.function.Consumer<? super T> c, java.util.function.Function<FastFuture,T> safeJoin)
void	forEachResults(java.util.Collection<FastFuture<T>> results, java.util.function.Consumer<? super T> c, java.util.function.Function<FastFuture,T> safeJoin)
java.util.Optional<T>	reduce(java.util.function.Function<FastFuture,T> safeJoin, java.util.function.BinaryOperator<T> accumulator)
T	reduce(java.util.function.Function<FastFuture,T> safeJoin, T identity, java.util.function.BinaryOperator<T> accumulator)
<U> U	reduce(java.util.function.Function<FastFuture,T> safeJoin, U identity, java.util.function.BiFunction<U,? super T,U> accumulator, java.util.function.BinaryOperator<U> combiner)
java.util.Optional<T>	reduceResults(java.util.Collection<FastFuture<T>> results, java.util.function.Function<FastFuture,T> safeJoin, java.util.function.BinaryOperator<T> accumulator)
T	reduceResults(java.util.Collection<FastFuture<T>> results, java.util.function.Function<FastFuture,T> safeJoin, T identity, java.util.function.BinaryOperator<T> accumulator)
<U> U	reduceResults(java.util.Collection<FastFuture<T>> results, java.util.function.Function<FastFuture,T> safeJoin, U identity, java.util.function.BiFunction<U,? super T,U> accumulator, java.util.function.BinaryOperator<U> combiner)

Methods inherited from class java.lang.Object

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

Constructor Detail

IncrementalReducer

public IncrementalReducer()

Method Detail

forEach

public void forEach(java.util.function.Consumer<? super T> c,
                    java.util.function.Function<FastFuture,T> safeJoin)

forEachResults

public void forEachResults(java.util.Collection<FastFuture<T>> results,
                           java.util.function.Consumer<? super T> c,
                           java.util.function.Function<FastFuture,T> safeJoin)

reduce

public T reduce(java.util.function.Function<FastFuture,T> safeJoin,
                T identity,
                java.util.function.BinaryOperator<T> accumulator)

reduceResults

public T reduceResults(java.util.Collection<FastFuture<T>> results,
                       java.util.function.Function<FastFuture,T> safeJoin,
                       T identity,
                       java.util.function.BinaryOperator<T> accumulator)

reduce

public java.util.Optional<T> reduce(java.util.function.Function<FastFuture,T> safeJoin,
                                    java.util.function.BinaryOperator<T> accumulator)

reduceResults

public java.util.Optional<T> reduceResults(java.util.Collection<FastFuture<T>> results,
                                           java.util.function.Function<FastFuture,T> safeJoin,
                                           java.util.function.BinaryOperator<T> accumulator)

reduce

public <U> U reduce(java.util.function.Function<FastFuture,T> safeJoin,
                    U identity,
                    java.util.function.BiFunction<U,? super T,U> accumulator,
                    java.util.function.BinaryOperator<U> combiner)

reduceResults

public <U> U reduceResults(java.util.Collection<FastFuture<T>> results,
                           java.util.function.Function<FastFuture,T> safeJoin,
                           U identity,
                           java.util.function.BiFunction<U,? super T,U> accumulator,
                           java.util.function.BinaryOperator<U> combiner)