org.mule.runtime.internal.util.collection

Class ImmutableMapCollector<T,K,V>

java.lang.Object

org.mule.runtime.internal.util.collection.ImmutableMapCollector<T,K,V>

Type Parameters:

T - the generic type of input elements

K - the output map's key type

V - the output map's values type

All Implemented Interfaces:

Collector<T,com.google.common.collect.ImmutableMap.Builder<K,V>,Map<K,V>>

public class ImmutableMapCollector<T,K,V>
extends Object
implements Collector<T,com.google.common.collect.ImmutableMap.Builder<K,V>,Map<K,V>>

Collector which returns an ImmutableMap

Since:

1.0

Nested Class Summary

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

Collector.Characteristics

Constructor Summary

Constructors

Constructor and Description
ImmutableMapCollector(Function<T,K> keyMapper, Function<T,V> valueMapper) Creates a new instance

Method Summary

Modifier and Type	Method and Description
BiConsumer<com.google.common.collect.ImmutableMap.Builder<K,V>,T>	accumulator()
Set<Collector.Characteristics>	characteristics()
BinaryOperator<com.google.common.collect.ImmutableMap.Builder<K,V>>	combiner()
Function<com.google.common.collect.ImmutableMap.Builder<K,V>,Map<K,V>>	finisher()
Supplier<com.google.common.collect.ImmutableMap.Builder<K,V>>	supplier()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.stream.Collector

of, of

Constructor Detail

ImmutableMapCollector

public ImmutableMapCollector(Function<T,K> keyMapper,
                             Function<T,V> valueMapper)

Creates a new instance

Parameters:

keyMapper - a mapping function to produce keys

valueMapper - a mapping function to produce values

Method Detail

supplier

public Supplier<com.google.common.collect.ImmutableMap.Builder<K,V>> supplier()

Specified by:

supplier in interface Collector<T,com.google.common.collect.ImmutableMap.Builder<K,V>,Map<K,V>>

accumulator

public BiConsumer<com.google.common.collect.ImmutableMap.Builder<K,V>,T> accumulator()

Specified by:

accumulator in interface Collector<T,com.google.common.collect.ImmutableMap.Builder<K,V>,Map<K,V>>

combiner

public BinaryOperator<com.google.common.collect.ImmutableMap.Builder<K,V>> combiner()

Specified by:

combiner in interface Collector<T,com.google.common.collect.ImmutableMap.Builder<K,V>,Map<K,V>>

finisher

public Function<com.google.common.collect.ImmutableMap.Builder<K,V>,Map<K,V>> finisher()

Specified by:

finisher in interface Collector<T,com.google.common.collect.ImmutableMap.Builder<K,V>,Map<K,V>>

characteristics

public Set<Collector.Characteristics> characteristics()

Specified by:

characteristics in interface Collector<T,com.google.common.collect.ImmutableMap.Builder<K,V>,Map<K,V>>