akka.stream.javadsl

Class Partition

java.lang.Object

akka.stream.javadsl.Partition

public class Partition
extends java.lang.Object

Fan-out the stream to several streams. emitting an incoming upstream element to one downstream consumer according to the partitioner function applied to the element

'''Emits when''' all of the outputs stops backpressuring and there is an input element available

'''Backpressures when''' one of the outputs backpressure

'''Completes when''' upstream completes

'''Cancels when''' when one of the downstreams cancel

Constructor Summary

Constructors

Constructor and Description
Partition()

Method Summary

Modifier and Type	Method and Description
static <T> Graph<UniformFanOutShape<T,T>,NotUsed>	create(java.lang.Class<T> clazz, int outputCount, Function<T,java.lang.Object> partitioner) Create a new Partition stage with the specified input type.
static <T> Graph<UniformFanOutShape<T,T>,NotUsed>	create(int outputCount, Function<T,java.lang.Object> partitioner) Create a new Partition stage with the specified input type.

Methods inherited from class java.lang.Object

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

Constructor Detail

Partition

public Partition()

Method Detail

create

public static <T> Graph<UniformFanOutShape<T,T>,NotUsed> create(int outputCount,
                                                                Function<T,java.lang.Object> partitioner)

Create a new Partition stage with the specified input type.

Parameters:

outputCount - number of output ports

partitioner - function deciding which output each element will be targeted

Returns:

(undocumented)

create

public static <T> Graph<UniformFanOutShape<T,T>,NotUsed> create(java.lang.Class<T> clazz,
                                                                int outputCount,
                                                                Function<T,java.lang.Object> partitioner)

Create a new Partition stage with the specified input type.

Parameters:

outputCount - number of output ports

partitioner - function deciding which output each element will be targeted

clazz - (undocumented)

Returns:

(undocumented)