com.google.cloud.dataflow.sdk.util.common.worker

Class OutputReceiver

java.lang.Object

com.google.cloud.dataflow.sdk.util.common.worker.OutputReceiver

All Implemented Interfaces:

Receiver

public class OutputReceiver
extends Object
implements Receiver

Receiver that forwards each input it receives to each of a list of output Receivers. Additionally, it invokes output counters who track size information for elements passing through.

Constructor Summary

Constructors

Constructor and Description
OutputReceiver()

Method Summary

Modifier and Type	Method and Description
void	addOutput(Receiver receiver) Adds a new receiver that this OutputReceiver forwards to.
void	addOutputCounter(ElementCounter outputCounter)
Receiver	getOnlyReceiver() Invoked by tests only.
int	getReceiverCount() Invoked by tests only.
void	process(Object elem) Processes the element.

Methods inherited from class java.lang.Object

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

Constructor Detail

OutputReceiver

public OutputReceiver()

Method Detail

addOutput

public void addOutput(Receiver receiver)

Adds a new receiver that this OutputReceiver forwards to.

addOutputCounter

public void addOutputCounter(ElementCounter outputCounter)

process

public void process(Object elem)
             throws Exception

Description copied from interface: Receiver

Processes the element.

Specified by:

process in interface Receiver

Throws:

Exception

getReceiverCount

public int getReceiverCount()

Invoked by tests only.

getOnlyReceiver

public Receiver getOnlyReceiver()

Invoked by tests only.