Package no.digipost.stream

Class CollectorDecorator<T,A,R>

java.lang.Object

no.digipost.stream.CollectorDecorator<T,A,R>

All Implemented Interfaces:

Collector<T,A,R>

public abstract class CollectorDecorator<T,A,R>
extends Object
implements Collector<T,A,R>

Base Collector implementation which delegates to (decorates) another Collector. Override individual methods to adapt any delegation.

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.stream.Collector

Collector.Characteristics

Field Summary

Fields

Modifier and Type	Field	Description
protected final Collector<T,A,R>	decoratedCollector

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	CollectorDecorator(Collector<T,A,R> collector)

Method Summary

Modifier and Type	Method	Description
BiConsumer<A,T>	accumulator()
Set<Collector.Characteristics>	characteristics()
BinaryOperator<A>	combiner()
Function<A,R>	finisher()
Supplier<A>	supplier()

Methods inherited from class java.lang.Object

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

Field Details

decoratedCollector

protected final Collector<T,A,R> decoratedCollector

Constructor Details

CollectorDecorator

protected CollectorDecorator(Collector<T,A,R> collector)

Method Details

supplier

public Supplier<A> supplier()

Specified by:

supplier in interface Collector<T,A,R>

accumulator

public BiConsumer<A,T> accumulator()

Specified by:

accumulator in interface Collector<T,A,R>

combiner

public BinaryOperator<A> combiner()

Specified by:

combiner in interface Collector<T,A,R>

finisher

public Function<A,R> finisher()

Specified by:

finisher in interface Collector<T,A,R>

characteristics

public Set<Collector.Characteristics> characteristics()

Specified by:

characteristics in interface Collector<T,A,R>