org.apache.flink.streaming.runtime.io

类 AlternatingController

java.lang.Object

org.apache.flink.streaming.runtime.io.AlternatingController

所有已实现的接口:

CheckpointBarrierBehaviourController

@Internal
public class AlternatingController
extends Object
implements CheckpointBarrierBehaviourController

Controller that can alternate between aligned and unaligned checkpoints.

构造器概要

构造器

构造器和说明
AlternatingController(AlignedController alignedController, UnalignedController unalignedController)

方法概要

限定符和类型	方法和说明
void	abortPendingCheckpoint(long cancelledId, org.apache.flink.runtime.checkpoint.CheckpointException exception)
void	barrierReceived(org.apache.flink.runtime.checkpoint.channel.InputChannelInfo channelInfo, org.apache.flink.runtime.io.network.api.CheckpointBarrier barrier) Invoked per every received CheckpointBarrier.
void	obsoleteBarrierReceived(org.apache.flink.runtime.checkpoint.channel.InputChannelInfo channelInfo, org.apache.flink.runtime.io.network.api.CheckpointBarrier barrier)
boolean	postProcessLastBarrier(org.apache.flink.runtime.checkpoint.channel.InputChannelInfo channelInfo, org.apache.flink.runtime.io.network.api.CheckpointBarrier barrier) Invoked once per checkpoint, after the last invocation of CheckpointBarrierBehaviourController.barrierReceived(InputChannelInfo, CheckpointBarrier) for that given checkpoint.
boolean	preProcessFirstBarrier(org.apache.flink.runtime.checkpoint.channel.InputChannelInfo channelInfo, org.apache.flink.runtime.io.network.api.CheckpointBarrier barrier) Invoked once per checkpoint, before the first invocation of CheckpointBarrierBehaviourController.barrierReceived(InputChannelInfo, CheckpointBarrier) for that given checkpoint.

从类继承的方法 java.lang.Object

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

构造器详细资料

AlternatingController

public AlternatingController(AlignedController alignedController,
                             UnalignedController unalignedController)

方法详细资料

barrierReceived

public void barrierReceived(org.apache.flink.runtime.checkpoint.channel.InputChannelInfo channelInfo,
                            org.apache.flink.runtime.io.network.api.CheckpointBarrier barrier)

从接口复制的说明: CheckpointBarrierBehaviourController

Invoked per every received CheckpointBarrier.

指定者:

barrierReceived 在接口中 CheckpointBarrierBehaviourController

preProcessFirstBarrier

public boolean preProcessFirstBarrier(org.apache.flink.runtime.checkpoint.channel.InputChannelInfo channelInfo,
                                      org.apache.flink.runtime.io.network.api.CheckpointBarrier barrier)
                               throws IOException,
                                      org.apache.flink.runtime.checkpoint.CheckpointException

从接口复制的说明: CheckpointBarrierBehaviourController

Invoked once per checkpoint, before the first invocation of CheckpointBarrierBehaviourController.barrierReceived(InputChannelInfo, CheckpointBarrier) for that given checkpoint.

指定者:

preProcessFirstBarrier 在接口中 CheckpointBarrierBehaviourController

返回:

true if checkpoint should be triggered.

抛出:

IOException

org.apache.flink.runtime.checkpoint.CheckpointException

postProcessLastBarrier

public boolean postProcessLastBarrier(org.apache.flink.runtime.checkpoint.channel.InputChannelInfo channelInfo,
                                      org.apache.flink.runtime.io.network.api.CheckpointBarrier barrier)
                               throws IOException

从接口复制的说明: CheckpointBarrierBehaviourController

Invoked once per checkpoint, after the last invocation of CheckpointBarrierBehaviourController.barrierReceived(InputChannelInfo, CheckpointBarrier) for that given checkpoint.

指定者:

postProcessLastBarrier 在接口中 CheckpointBarrierBehaviourController

返回:

true if checkpoint should be triggered.

抛出:

IOException

abortPendingCheckpoint

public void abortPendingCheckpoint(long cancelledId,
                                   org.apache.flink.runtime.checkpoint.CheckpointException exception)
                            throws IOException

指定者:

abortPendingCheckpoint 在接口中 CheckpointBarrierBehaviourController

抛出:

IOException

obsoleteBarrierReceived

public void obsoleteBarrierReceived(org.apache.flink.runtime.checkpoint.channel.InputChannelInfo channelInfo,
                                    org.apache.flink.runtime.io.network.api.CheckpointBarrier barrier)
                             throws IOException

指定者:

obsoleteBarrierReceived 在接口中 CheckpointBarrierBehaviourController

抛出:

IOException