org.apache.beam.fn.harness.data

Class QueueingBeamFnDataClient.QueueingFnDataReceiver<T>

java.lang.Object

org.apache.beam.fn.harness.data.QueueingBeamFnDataClient.QueueingFnDataReceiver<T>

All Implemented Interfaces:

org.apache.beam.sdk.fn.data.FnDataReceiver<org.apache.beam.sdk.util.WindowedValue<T>>

Enclosing class:

QueueingBeamFnDataClient

public class QueueingBeamFnDataClient.QueueingFnDataReceiver<T>
extends java.lang.Object
implements org.apache.beam.sdk.fn.data.FnDataReceiver<org.apache.beam.sdk.util.WindowedValue<T>>

The QueueingFnDataReceiver is a a FnDataReceiver used by the QueueingBeamFnDataClient.

All accept()ed values will be put onto a synchronous queue which will cause the calling thread to block until QueueingBeamFnDataClient.drainAndBlock() is called. QueueingBeamFnDataClient.drainAndBlock() is responsible for processing values from the queue.

Field Summary

Fields

Modifier and Type	Field and Description
org.apache.beam.sdk.fn.data.InboundDataClient	inboundDataClient

Constructor Summary

Constructors

Constructor and Description
QueueingFnDataReceiver(org.apache.beam.sdk.fn.data.FnDataReceiver<org.apache.beam.sdk.util.WindowedValue<T>> consumer)

Method Summary

Modifier and Type	Method and Description
void	accept(org.apache.beam.sdk.util.WindowedValue<T> value) This method is thread safe, we expect multiple threads to call this, passing in data when new data arrives via the QueueingBeamFnDataClient's mainClient.

Methods inherited from class java.lang.Object

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

Field Detail

inboundDataClient

public org.apache.beam.sdk.fn.data.InboundDataClient inboundDataClient

Constructor Detail

QueueingFnDataReceiver

public QueueingFnDataReceiver(org.apache.beam.sdk.fn.data.FnDataReceiver<org.apache.beam.sdk.util.WindowedValue<T>> consumer)

Method Detail

accept

public void accept(org.apache.beam.sdk.util.WindowedValue<T> value)
            throws java.lang.Exception

This method is thread safe, we expect multiple threads to call this, passing in data when new data arrives via the QueueingBeamFnDataClient's mainClient.

Specified by:

accept in interface org.apache.beam.sdk.fn.data.FnDataReceiver<org.apache.beam.sdk.util.WindowedValue<T>>

Throws:

java.lang.Exception