org.apache.beam.sdk.fn.stream

Class SynchronizedStreamObserver<V>

java.lang.Object

org.apache.beam.sdk.fn.stream.SynchronizedStreamObserver<V>

All Implemented Interfaces:

io.grpc.stub.StreamObserver<V>

public class SynchronizedStreamObserver<V>
extends java.lang.Object
implements io.grpc.stub.StreamObserver<V>

A StreamObserver which provides synchronous access access to an underlying StreamObserver.

The underlying StreamObserver must not be used by any other clients.

Method Summary

Modifier and Type	Method and Description
void	onCompleted()
void	onError(java.lang.Throwable t)
void	onNext(V value)
static <V> io.grpc.stub.StreamObserver<V>	wrapping(io.grpc.stub.StreamObserver<V> underlying) Create a new SynchronizedStreamObserver which will delegate all calls to the underlying StreamObserver, synchronizing access to that observer.

Methods inherited from class java.lang.Object

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

Method Detail

wrapping

public static <V> io.grpc.stub.StreamObserver<V> wrapping(io.grpc.stub.StreamObserver<V> underlying)

Create a new SynchronizedStreamObserver which will delegate all calls to the underlying StreamObserver, synchronizing access to that observer.

onNext

public void onNext(V value)

Specified by:

onNext in interface io.grpc.stub.StreamObserver<V>

onError

public void onError(java.lang.Throwable t)

Specified by:

onError in interface io.grpc.stub.StreamObserver<V>

onCompleted

public void onCompleted()

Specified by:

onCompleted in interface io.grpc.stub.StreamObserver<V>