DefaultBatchJobRecoveryHandler (Flink : Runtime 1.20.0 API)

java.lang.Object
- org.apache.flink.runtime.scheduler.adaptivebatch.DefaultBatchJobRecoveryHandler

所有已实现的接口:

JobEventReplayHandler, BatchJobRecoveryHandler
```
public class DefaultBatchJobRecoveryHandler
extends Object
implements BatchJobRecoveryHandler, JobEventReplayHandler
```
Default implementation of BatchJobRecoveryHandler and JobEventReplayHandler.

构造器概要

构造器
构造器和说明
`DefaultBatchJobRecoveryHandler(JobEventManager jobEventManager, org.apache.flink.configuration.Configuration jobMasterConfiguration)`

方法概要

所有方法实例方法具体方法
限定符和类型	方法和说明
`void`	`finalizeReplay()` Called when finalizing replaying job event.
`void`	`initialize(BatchJobRecoveryContext context)` Initializes the recovery handler with the batch job recovery context.
`boolean`	`isRecovering()` Determines whether the job is recovering.
`boolean`	`needRecover()` Determines whether the job needs to undergo recovery.
`void`	`onExecutionFinished(ExecutionVertexID executionVertexId)` Records the execution vertex finished event for use during future batch job recovery.
`void`	`onExecutionJobVertexInitialization(JobVertexID jobVertexId, int parallelism, Map<IntermediateDataSetID,JobVertexInputInfo> jobVertexInputInfos)` Records the job vertex initialization event for use during future batch job recovery.
`void`	`onExecutionVertexReset(Collection<ExecutionVertexID> vertices)` Handles the reset event for a collection of execution vertices and records the event for use during future batch job recovery.
`void`	`replayOneEvent(JobEvent jobEvent)` Called to replay one job event.
`void`	`startRecovering()` Starts the recovery process.
`void`	`startReplay()` Called when starting replaying job event.
`void`	`stop(boolean cleanUp)` Stops the job recovery handler and optionally clean up.

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
  - DefaultBatchJobRecoveryHandler
```
public DefaultBatchJobRecoveryHandler(JobEventManager jobEventManager,
                                      org.apache.flink.configuration.Configuration jobMasterConfiguration)
```
- 方法详细资料
  - initialize
```
public void initialize(BatchJobRecoveryContext context)
```
    从接口复制的说明: BatchJobRecoveryHandler
    
    Initializes the recovery handler with the batch job recovery context.
    
    指定者:
    
    initialize 在接口中 BatchJobRecoveryHandler
  - stop
```
public void stop(boolean cleanUp)
```
    从接口复制的说明: BatchJobRecoveryHandler
    
    Stops the job recovery handler and optionally clean up.
    
    指定者:
    
    stop 在接口中 BatchJobRecoveryHandler
    
    参数:
    
    cleanUp - whether to clean up.
  - startRecovering
```
public void startRecovering()
```
    从接口复制的说明: BatchJobRecoveryHandler
    
    Starts the recovery process.
    
    指定者:
    
    startRecovering 在接口中 BatchJobRecoveryHandler
  - needRecover
```
public boolean needRecover()
```
    从接口复制的说明: BatchJobRecoveryHandler
    
    Determines whether the job needs to undergo recovery.
    
    指定者:
    
    needRecover 在接口中 BatchJobRecoveryHandler
  - isRecovering
```
public boolean isRecovering()
```
    从接口复制的说明: BatchJobRecoveryHandler
    
    Determines whether the job is recovering.
    
    指定者:
    
    isRecovering 在接口中 BatchJobRecoveryHandler
  - startReplay
```
public void startReplay()
```
    从接口复制的说明: JobEventReplayHandler
    
    Called when starting replaying job event.
    
    指定者:
    
    startReplay 在接口中 JobEventReplayHandler
  - replayOneEvent
```
public void replayOneEvent(JobEvent jobEvent)
```
    从接口复制的说明: JobEventReplayHandler
    
    Called to replay one job event.
    
    指定者:
    
    replayOneEvent 在接口中 JobEventReplayHandler
  - finalizeReplay
```
public void finalizeReplay()
                    throws Exception
```
    从接口复制的说明: JobEventReplayHandler
    
    Called when finalizing replaying job event.
    
    指定者:
    
    finalizeReplay 在接口中 JobEventReplayHandler
    
    抛出:
    
    Exception
  - onExecutionVertexReset
```
public void onExecutionVertexReset(Collection<ExecutionVertexID> vertices)
```
    从接口复制的说明: BatchJobRecoveryHandler
    
    Handles the reset event for a collection of execution vertices and records the event for use during future batch job recovery.
    
    指定者:
    
    onExecutionVertexReset 在接口中 BatchJobRecoveryHandler
    
    参数:
    
    vertices - a collection of execution vertex IDs that have been reset.
  - onExecutionJobVertexInitialization
```
public void onExecutionJobVertexInitialization(JobVertexID jobVertexId,
                                               int parallelism,
                                               Map<IntermediateDataSetID,JobVertexInputInfo> jobVertexInputInfos)
```
    从接口复制的说明: BatchJobRecoveryHandler
    
    Records the job vertex initialization event for use during future batch job recovery.
    
    指定者:
    
    onExecutionJobVertexInitialization 在接口中 BatchJobRecoveryHandler
    
    参数:
    
    jobVertexId - the id of the job vertex being initialized.
    
    parallelism - the parallelism of the job vertex.
    
    jobVertexInputInfos - a map of intermediate dataset IDs to job vertex input info.
  - onExecutionFinished
```
public void onExecutionFinished(ExecutionVertexID executionVertexId)
```
    从接口复制的说明: BatchJobRecoveryHandler
    
    Records the execution vertex finished event for use during future batch job recovery.
    
    指定者:
    
    onExecutionFinished 在接口中 BatchJobRecoveryHandler
    
    参数:
    
    executionVertexId - the id of the execution vertex is finished.

类 DefaultBatchJobRecoveryHandler

构造器概要

方法概要

从类继承的方法 java.lang.Object

构造器详细资料

DefaultBatchJobRecoveryHandler

方法详细资料

initialize

stop

startRecovering

needRecover

isRecovering

startReplay

replayOneEvent

finalizeReplay

onExecutionVertexReset

onExecutionJobVertexInitialization

onExecutionFinished