io.siddhi.extension.io.grpc.source

Class GrpcServiceSource

java.lang.Object

io.siddhi.core.stream.input.source.Source

io.siddhi.extension.io.grpc.source.AbstractGrpcSource

io.siddhi.extension.io.grpc.source.GrpcServiceSource

public class GrpcServiceSource
extends AbstractGrpcSource

This extension handles receiving requests from grpc clients/stubs and sending back responses.

Nested Class Summary

Nested classes/interfaces inherited from class io.siddhi.core.stream.input.source.Source

io.siddhi.core.stream.input.source.Source.ConnectionCallback

Field Summary

Fields

Modifier and Type	Field and Description
protected io.grpc.Server	server

Fields inherited from class io.siddhi.extension.io.grpc.source.AbstractGrpcSource

grpcServerConfigs, requestClass, serviceServer, siddhiAppContext, siddhiAppName, sourceEventListener, streamID

Constructor Summary

Constructors

Constructor and Description
GrpcServiceSource()

Method Summary

Modifier and Type	Method and Description
void	connect(io.siddhi.core.stream.input.source.Source.ConnectionCallback connectionCallback, io.siddhi.core.util.snapshot.state.State state)
void	destroy() Called at the end to clean all the resources consumed by the Source.
void	disconnect() This method can be called when it is needed to disconnect from the end point.
void	handleCallback(String messageId, Object responsePayload)
void	initSource(io.siddhi.core.util.transport.OptionHolder optionHolder, String[] requestedTransportPropertyNames)
void	logError(String message)
void	pause()
void	putStreamObserver(String messageID, io.grpc.stub.StreamObserver streamObserver)
void	resume()
void	scheduleServiceTimeout(String messageId)

Methods inherited from class io.siddhi.extension.io.grpc.source.AbstractGrpcSource

exposeServiceDeploymentInfo, getOutputEventClasses, getRequestedTransportPropertyNames, getStreamID, handleInjection, init

Methods inherited from class io.siddhi.core.stream.input.source.Source

connectWithRetry, getMapper, getServiceDeploymentInfo, getStreamDefinition, getType, init, isStateful, shutdown

Methods inherited from class java.lang.Object

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

Field Detail

server

protected io.grpc.Server server

Constructor Detail

GrpcServiceSource

public GrpcServiceSource()

Method Detail

scheduleServiceTimeout

public void scheduleServiceTimeout(String messageId)

initSource

public void initSource(io.siddhi.core.util.transport.OptionHolder optionHolder,
                       String[] requestedTransportPropertyNames)

Specified by:

initSource in class AbstractGrpcSource

connect

public void connect(io.siddhi.core.stream.input.source.Source.ConnectionCallback connectionCallback,
                    io.siddhi.core.util.snapshot.state.State state)
             throws io.siddhi.core.exception.ConnectionUnavailableException

Specified by:

connect in class io.siddhi.core.stream.input.source.Source

Throws:

io.siddhi.core.exception.ConnectionUnavailableException

disconnect

public void disconnect()

This method can be called when it is needed to disconnect from the end point.

Specified by:

disconnect in class io.siddhi.core.stream.input.source.Source

handleCallback

public void handleCallback(String messageId,
                           Object responsePayload)

putStreamObserver

public void putStreamObserver(String messageID,
                              io.grpc.stub.StreamObserver streamObserver)

destroy

public void destroy()

Description copied from class: AbstractGrpcSource

Called at the end to clean all the resources consumed by the Source.

Overrides:

destroy in class AbstractGrpcSource

logError

public void logError(String message)

Specified by:

logError in class AbstractGrpcSource

pause

public void pause()

Specified by:

pause in class io.siddhi.core.stream.input.source.Source

resume

public void resume()

Specified by:

resume in class io.siddhi.core.stream.input.source.Source