org.apache.beam.sdk.fn.data

Class BeamFnDataOutboundObserver<T>

java.lang.Object

org.apache.beam.sdk.fn.data.BeamFnDataOutboundObserver<T>

All Implemented Interfaces:

java.lang.AutoCloseable, CloseableFnDataReceiver<T>, FnDataReceiver<T>

Deprecated.

Migrate to use BeamFnDataOutboundAggregator directly.

@Deprecated
public class BeamFnDataOutboundObserver<T>
extends java.lang.Object
implements CloseableFnDataReceiver<T>

An outbound FnDataReceiver for the Beam Fn Data API.

TODO: Handle outputting large elements (> 2GiBs). Note that this also applies to the input side as well.

TODO: Handle outputting elements that are zero bytes by outputting a single byte as a marker, detect on the input side that no bytes were read and force reading a single byte.

Constructor Summary

Constructors

Constructor and Description
BeamFnDataOutboundObserver(LogicalEndpoint outputLocation, Coder<T> coder, org.apache.beam.vendor.grpc.v1p48p1.io.grpc.stub.StreamObserver<org.apache.beam.model.fnexecution.v1.BeamFnApi.Elements> outboundObserver, PipelineOptions options) Deprecated.

Method Summary

Modifier and Type	Method and Description
void	accept(T t) Deprecated.
void	close() Deprecated. .
void	flush() Deprecated. Eagerly flushes any data that is buffered in this channel.

Methods inherited from class java.lang.Object

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

Constructor Detail

BeamFnDataOutboundObserver

public BeamFnDataOutboundObserver(LogicalEndpoint outputLocation,
                                  Coder<T> coder,
                                  org.apache.beam.vendor.grpc.v1p48p1.io.grpc.stub.StreamObserver<org.apache.beam.model.fnexecution.v1.BeamFnApi.Elements> outboundObserver,
                                  PipelineOptions options)

Deprecated.

Method Detail

close

public void close()
           throws java.lang.Exception

Deprecated.

Description copied from interface: CloseableFnDataReceiver

.

Does nothing if this CloseableFnDataReceiver is already closed.

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface CloseableFnDataReceiver<T>

Throws:

java.lang.Exception

flush

public void flush()
           throws java.io.IOException

Deprecated.

Description copied from interface: CloseableFnDataReceiver

Eagerly flushes any data that is buffered in this channel.

Specified by:

flush in interface CloseableFnDataReceiver<T>

Throws:

java.io.IOException

accept

public void accept(T t)
            throws java.lang.Exception

Deprecated.

Specified by:

accept in interface FnDataReceiver<T>

Throws:

java.lang.Exception