Package org.apache.flink.runtime.scheduler.strategy

Class PipelinedRegionSchedulingStrategy

java.lang.Object

org.apache.flink.runtime.scheduler.strategy.PipelinedRegionSchedulingStrategy

All Implemented Interfaces:

SchedulingStrategy

public class PipelinedRegionSchedulingStrategy
extends Object
implements SchedulingStrategy

SchedulingStrategy instance which schedules tasks in granularity of pipelined regions.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	PipelinedRegionSchedulingStrategy.Factory	The factory for creating PipelinedRegionSchedulingStrategy.

Constructor Summary

Constructors

Constructor	Description
PipelinedRegionSchedulingStrategy(SchedulerOperations schedulerOperations, SchedulingTopology schedulingTopology)

Method Summary

Modifier and Type	Method	Description
void	onExecutionStateChange(ExecutionVertexID executionVertexId, ExecutionState executionState)	Called whenever an Execution changes its state.
void	onPartitionConsumable(IntermediateResultPartitionID resultPartitionId)	Called whenever an IntermediateResultPartition becomes consumable.
void	restartTasks(Set<ExecutionVertexID> verticesToRestart)	Called whenever vertices need to be restarted (due to task failure).
void	startScheduling()	Called when the scheduling is started (initial scheduling operation).

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.runtime.scheduler.strategy.SchedulingStrategy

scheduleAllVerticesIfPossible

Constructor Details

PipelinedRegionSchedulingStrategy

public PipelinedRegionSchedulingStrategy(SchedulerOperations schedulerOperations,
 SchedulingTopology schedulingTopology)

Method Details

startScheduling

public void startScheduling()

Description copied from interface: SchedulingStrategy

Called when the scheduling is started (initial scheduling operation).

Specified by:

startScheduling in interface SchedulingStrategy

restartTasks

public void restartTasks(Set<ExecutionVertexID> verticesToRestart)

Description copied from interface: SchedulingStrategy

Called whenever vertices need to be restarted (due to task failure).

Specified by:

restartTasks in interface SchedulingStrategy

Parameters:

verticesToRestart - The tasks need to be restarted

onExecutionStateChange

public void onExecutionStateChange(ExecutionVertexID executionVertexId,
 ExecutionState executionState)

Description copied from interface: SchedulingStrategy

Called whenever an Execution changes its state.

Specified by:

onExecutionStateChange in interface SchedulingStrategy

Parameters:

executionVertexId - The id of the task

executionState - The new state of the execution

onPartitionConsumable

public void onPartitionConsumable(IntermediateResultPartitionID resultPartitionId)

Description copied from interface: SchedulingStrategy

Called whenever an IntermediateResultPartition becomes consumable.

Specified by:

onPartitionConsumable in interface SchedulingStrategy

Parameters:

resultPartitionId - The id of the result partition