cn.tenmg.cdc.log.connectors.base.source.enumerator

类 IncrementalSourceEnumerator

java.lang.Object

cn.tenmg.cdc.log.connectors.base.source.enumerator.IncrementalSourceEnumerator

所有已实现的接口:

AutoCloseable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>

@Experimental
public class IncrementalSourceEnumerator
extends Object
implements org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>

A CDC source enumerator that enumerates receive the split request and assign the split to source readers.

构造器概要

构造器

构造器和说明
IncrementalSourceEnumerator(org.apache.flink.api.connector.source.SplitEnumeratorContext<SourceSplitBase> context, SourceConfig sourceConfig, SplitAssigner splitAssigner)

方法概要

限定符和类型	方法和说明
void	addReader(int subtaskId)
void	addSplitsBack(List<SourceSplitBase> splits, int subtaskId)
void	close()
void	handleSourceEvent(int subtaskId, org.apache.flink.api.connector.source.SourceEvent sourceEvent)
void	handleSplitRequest(int subtaskId, String requesterHostname)
void	notifyCheckpointComplete(long checkpointId)
PendingSplitsState	snapshotState(long checkpointId)
void	start()

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.flink.api.common.state.CheckpointListener

notifyCheckpointAborted

构造器详细资料

IncrementalSourceEnumerator

public IncrementalSourceEnumerator(org.apache.flink.api.connector.source.SplitEnumeratorContext<SourceSplitBase> context,
                                   SourceConfig sourceConfig,
                                   SplitAssigner splitAssigner)

方法详细资料

start

public void start()

指定者:

start 在接口中 org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>

handleSplitRequest

public void handleSplitRequest(int subtaskId,
                               @Nullable
                               String requesterHostname)

指定者:

handleSplitRequest 在接口中 org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>

addSplitsBack

public void addSplitsBack(List<SourceSplitBase> splits,
                          int subtaskId)

指定者:

addSplitsBack 在接口中 org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>

addReader

public void addReader(int subtaskId)

指定者:

addReader 在接口中 org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>

handleSourceEvent

public void handleSourceEvent(int subtaskId,
                              org.apache.flink.api.connector.source.SourceEvent sourceEvent)

指定者:

handleSourceEvent 在接口中 org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>

snapshotState

public PendingSplitsState snapshotState(long checkpointId)

指定者:

snapshotState 在接口中 org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>

notifyCheckpointComplete

public void notifyCheckpointComplete(long checkpointId)

指定者:

notifyCheckpointComplete 在接口中 org.apache.flink.api.common.state.CheckpointListener

指定者:

notifyCheckpointComplete 在接口中 org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>

close

public void close()

指定者:

close 在接口中 AutoCloseable

指定者:

close 在接口中 org.apache.flink.api.connector.source.SplitEnumerator<SourceSplitBase,PendingSplitsState>