Package org.apache.pekko.stream.javadsl

Class MergeLatest

java.lang.Object

org.apache.pekko.stream.javadsl.MergeLatest

public class MergeLatest
extends Object

MergeLatest joins elements from N input streams into stream of lists of size N. i-th element in list is the latest emitted element from i-th input stream. MergeLatest emits list for each element emitted from some input stream, but only after each stream emitted at least one element

'''Emits when''' element is available from some input and each input emits at least one element from stream start

'''Completes when''' all upstreams complete (eagerClose=false) or one upstream completes (eagerClose=true)

'''Cancels when''' downstream cancels

Constructor Summary

Constructors

Constructor	Description
MergeLatest()

Method Summary

Modifier and Type	Method	Description
static <T> GraphStage<UniformFanInShape<T,List<T>>>	create(int inputPorts)	Create a new MergeLatest with the specified number of input ports.
static <T> GraphStage<UniformFanInShape<T,List<T>>>	create(int inputPorts, boolean eagerComplete)	Create a new MergeLatest with the specified number of input ports.

Methods inherited from class java.lang.Object

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

Constructor Details

MergeLatest

public MergeLatest()

Method Details

create

public static <T>
GraphStage<UniformFanInShape<T,List<T>>> create(int inputPorts,
 boolean eagerComplete)

Create a new MergeLatest with the specified number of input ports.

Parameters:

inputPorts - number of input ports

eagerComplete - if true, the merge latest will complete as soon as one of its inputs completes.

create

public static <T>
GraphStage<UniformFanInShape<T,List<T>>> create(int inputPorts)

Create a new MergeLatest with the specified number of input ports.

Parameters:

inputPorts - number of input ports