org.apache.flink.runtime.executiongraph.failover

Class AdaptedRestartPipelinedRegionStrategyNG

java.lang.Object

org.apache.flink.runtime.executiongraph.failover.FailoverStrategy

org.apache.flink.runtime.executiongraph.failover.AdaptedRestartPipelinedRegionStrategyNG

public class AdaptedRestartPipelinedRegionStrategyNG
extends FailoverStrategy

This failover strategy uses flip1.RestartPipelinedRegionStrategy to make task failover decisions.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AdaptedRestartPipelinedRegionStrategyNG.Factory Factory that instantiates the AdaptedRestartPipelinedRegionStrategyNG.

Constructor Summary

Constructors

Constructor and Description
AdaptedRestartPipelinedRegionStrategyNG(ExecutionGraph executionGraph)

Method Summary

Modifier and Type	Method and Description
protected CompletableFuture<?>	cancelTasks(Set<ExecutionVertexID> vertices)
String	getStrategyName() Gets the name of the failover strategy, for logging purposes.
void	notifyNewVertices(List<ExecutionJobVertex> newJobVerticesTopological) Called whenever new vertices are added to the ExecutionGraph.
void	onTaskFailure(Execution taskExecution, Throwable cause) Called by the execution graph when a task failure occurs.
protected void	restartTasks(Set<ExecutionVertexID> verticesToRestart)

Methods inherited from class org.apache.flink.runtime.executiongraph.failover.FailoverStrategy

registerMetrics

Methods inherited from class java.lang.Object

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

Constructor Detail

AdaptedRestartPipelinedRegionStrategyNG

public AdaptedRestartPipelinedRegionStrategyNG(ExecutionGraph executionGraph)

Method Detail

onTaskFailure

public void onTaskFailure(Execution taskExecution,
                          Throwable cause)

Description copied from class: FailoverStrategy

Called by the execution graph when a task failure occurs.

Specified by:

onTaskFailure in class FailoverStrategy

Parameters:

taskExecution - The execution attempt of the failed task.

cause - The exception that caused the task failure.

restartTasks

@VisibleForTesting
protected void restartTasks(Set<ExecutionVertexID> verticesToRestart)

cancelTasks

@VisibleForTesting
protected CompletableFuture<?> cancelTasks(Set<ExecutionVertexID> vertices)

notifyNewVertices

public void notifyNewVertices(List<ExecutionJobVertex> newJobVerticesTopological)

Description copied from class: FailoverStrategy

Called whenever new vertices are added to the ExecutionGraph.

Specified by:

notifyNewVertices in class FailoverStrategy

Parameters:

newJobVerticesTopological - The newly added vertices, in topological order.

getStrategyName

public String getStrategyName()

Description copied from class: FailoverStrategy

Gets the name of the failover strategy, for logging purposes.

Specified by:

getStrategyName in class FailoverStrategy