Package org.apache.flink.runtime.dispatcher.runner

Class SessionDispatcherLeaderProcess

java.lang.Object

org.apache.flink.runtime.dispatcher.runner.AbstractDispatcherLeaderProcess

org.apache.flink.runtime.dispatcher.runner.SessionDispatcherLeaderProcess

All Implemented Interfaces:

AutoCloseable, ExecutionPlanStore.ExecutionPlanListener, org.apache.flink.util.AutoCloseableAsync

public class SessionDispatcherLeaderProcess
extends AbstractDispatcherLeaderProcess
implements ExecutionPlanStore.ExecutionPlanListener

Process which encapsulates the job recovery logic and life cycle management of a Dispatcher.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.runtime.dispatcher.runner.AbstractDispatcherLeaderProcess

AbstractDispatcherLeaderProcess.DispatcherGatewayService, AbstractDispatcherLeaderProcess.DispatcherGatewayServiceFactory, AbstractDispatcherLeaderProcess.State

Field Summary

Fields inherited from class org.apache.flink.runtime.dispatcher.runner.AbstractDispatcherLeaderProcess

log

Method Summary

Modifier and Type	Method	Description
static SessionDispatcherLeaderProcess	create(UUID leaderSessionId, AbstractDispatcherLeaderProcess.DispatcherGatewayServiceFactory dispatcherFactory, ExecutionPlanStore executionPlanStore, JobResultStore jobResultStore, Executor ioExecutor, org.apache.flink.runtime.rpc.FatalErrorHandler fatalErrorHandler)
void	onAddedExecutionPlan(org.apache.flink.api.common.JobID jobId)	Callback for ExecutionPlan instances added by a different ExecutionPlanStore instance.
protected CompletableFuture<Void>	onClose()
void	onRemovedExecutionPlan(org.apache.flink.api.common.JobID jobId)	Callback for ExecutionPlan instances removed by a different ExecutionPlanStore instance.
protected void	onStart()

Methods inherited from class org.apache.flink.runtime.dispatcher.runner.AbstractDispatcherLeaderProcess

closeAsync, getDispatcherGateway, getDispatcherService, getLeaderAddressFuture, getLeaderSessionId, getShutDownFuture, start

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.util.AutoCloseableAsync

close

Method Details

onStart

protected void onStart()

Specified by:

onStart in class AbstractDispatcherLeaderProcess

onClose

protected CompletableFuture<Void> onClose()

Overrides:

onClose in class AbstractDispatcherLeaderProcess

onAddedExecutionPlan

public void onAddedExecutionPlan(org.apache.flink.api.common.JobID jobId)

Description copied from interface: ExecutionPlanStore.ExecutionPlanListener

Callback for ExecutionPlan instances added by a different ExecutionPlanStore instance.

Important: It is possible to get false positives and be notified about a job graph, which was added by this instance.

Specified by:

onAddedExecutionPlan in interface ExecutionPlanStore.ExecutionPlanListener

Parameters:

jobId - The JobID of the added job graph

onRemovedExecutionPlan

public void onRemovedExecutionPlan(org.apache.flink.api.common.JobID jobId)

Description copied from interface: ExecutionPlanStore.ExecutionPlanListener

Callback for ExecutionPlan instances removed by a different ExecutionPlanStore instance.

Specified by:

onRemovedExecutionPlan in interface ExecutionPlanStore.ExecutionPlanListener

Parameters:

jobId - The JobID of the removed job graph

create

public static SessionDispatcherLeaderProcess create(UUID leaderSessionId,
 AbstractDispatcherLeaderProcess.DispatcherGatewayServiceFactory dispatcherFactory,
 ExecutionPlanStore executionPlanStore,
 JobResultStore jobResultStore,
 Executor ioExecutor,
 org.apache.flink.runtime.rpc.FatalErrorHandler fatalErrorHandler)