akka.stream.javadsl

Class Broadcast

java.lang.Object

akka.stream.javadsl.Broadcast

public class Broadcast
extends java.lang.Object

Fan-out the stream to several streams. emitting each incoming upstream element to all downstream consumers. It will not shutdown until the subscriptions for at least two downstream subscribers have been established.

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

'''Backpressures when''' any of the outputs backpressure

'''Completes when''' upstream completes

'''Cancels when''' If eagerCancel is enabled: when any downstream cancels; otherwise: when all downstreams cancel

Constructor Summary

Constructors

Constructor and Description
Broadcast()

Method Summary

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

Broadcast

public Broadcast()

Method Detail

create

public static <T> Graph<UniformFanOutShape<T,T>,NotUsed> create(int outputCount,
                                                                boolean eagerCancel)

Create a new Broadcast stage with the specified input type.

Parameters:

outputCount - number of output ports

eagerCancel - if true, broadcast cancels upstream if any of its downstreams cancel.

Returns:

(undocumented)

create

public static <T> Graph<UniformFanOutShape<T,T>,NotUsed> create(int outputCount)

Create a new Broadcast stage with the specified input type.

Parameters:

outputCount - number of output ports

Returns:

(undocumented)

create

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

Create a new Broadcast stage with the specified input type.

Parameters:

clazz - (undocumented)

outputCount - (undocumented)

Returns:

(undocumented)