程序包 org.apache.seatunnel.engine.server.task.flow

类 SourceFlowLifeCycle<T,SplitT extends org.apache.seatunnel.api.source.SourceSplit>

java.lang.Object

org.apache.seatunnel.engine.server.task.flow.AbstractFlowLifeCycle

org.apache.seatunnel.engine.server.task.flow.ActionFlowLifeCycle

org.apache.seatunnel.engine.server.task.flow.SourceFlowLifeCycle<T,SplitT>

所有已实现的接口:

org.apache.seatunnel.api.state.CheckpointListener, org.apache.seatunnel.engine.core.checkpoint.InternalCheckpointListener, Stateful, FlowLifeCycle

public class SourceFlowLifeCycle<T,SplitT extends org.apache.seatunnel.api.source.SourceSplit>
extends ActionFlowLifeCycle
implements org.apache.seatunnel.engine.core.checkpoint.InternalCheckpointListener

字段概要

从类继承的字段 org.apache.seatunnel.engine.server.task.flow.ActionFlowLifeCycle

action

从类继承的字段 org.apache.seatunnel.engine.server.task.flow.AbstractFlowLifeCycle

completableFuture, prepareClose, runningTask

构造器概要

构造器

构造器	说明
SourceFlowLifeCycle(org.apache.seatunnel.engine.core.dag.actions.SourceAction<T,SplitT,?> sourceAction, int indexID, TaskLocation enumeratorTaskLocation, SeaTunnelTask runningTask, TaskLocation currentTaskLocation, CompletableFuture<Void> completableFuture, org.apache.seatunnel.api.common.metrics.MetricsContext metricsContext)

方法概要

修饰符和类型	方法	说明
void	close()
void	collect()
void	init()
void	notifyCheckpointAborted(long checkpointId)
void	notifyCheckpointComplete(long checkpointId)
void	notifyCheckpointEnd(long checkpointId)
void	open()
void	receivedSplits(List<SplitT> splits)
void	requestSplit()
void	restoreState(List<ActionSubtaskState> actionStateList)
void	sendSourceEventToEnumerator(org.apache.seatunnel.api.source.SourceEvent sourceEvent)
void	setCollector(SeaTunnelSourceCollector<T> collector)
void	signalNoMoreElement()
void	triggerBarrier(Barrier barrier)

从类继承的方法 org.apache.seatunnel.engine.server.task.flow.ActionFlowLifeCycle

getAction

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.seatunnel.engine.server.task.flow.FlowLifeCycle

prepareClose

构造器详细资料

SourceFlowLifeCycle

public SourceFlowLifeCycle(org.apache.seatunnel.engine.core.dag.actions.SourceAction<T,SplitT,?> sourceAction,
                           int indexID,
                           TaskLocation enumeratorTaskLocation,
                           SeaTunnelTask runningTask,
                           TaskLocation currentTaskLocation,
                           CompletableFuture<Void> completableFuture,
                           org.apache.seatunnel.api.common.metrics.MetricsContext metricsContext)

方法详细资料

setCollector

public void setCollector(SeaTunnelSourceCollector<T> collector)

init

public void init()
          throws Exception

指定者:

init 在接口中 FlowLifeCycle

抛出:

Exception

open

public void open()
          throws Exception

指定者:

open 在接口中 FlowLifeCycle

抛出:

Exception

close

public void close()
           throws IOException

指定者:

close 在接口中 FlowLifeCycle

覆盖:

close 在类中 AbstractFlowLifeCycle

抛出:

IOException

collect

public void collect()
             throws Exception

抛出:

Exception

signalNoMoreElement

public void signalNoMoreElement()

requestSplit

public void requestSplit()

sendSourceEventToEnumerator

public void sendSourceEventToEnumerator(org.apache.seatunnel.api.source.SourceEvent sourceEvent)

receivedSplits

public void receivedSplits(List<SplitT> splits)

triggerBarrier

public void triggerBarrier(Barrier barrier)
                    throws Exception

抛出:

Exception

notifyCheckpointComplete

public void notifyCheckpointComplete(long checkpointId)
                              throws Exception

指定者:

notifyCheckpointComplete 在接口中 org.apache.seatunnel.api.state.CheckpointListener

指定者:

notifyCheckpointComplete 在接口中 org.apache.seatunnel.engine.core.checkpoint.InternalCheckpointListener

抛出:

Exception

notifyCheckpointAborted

public void notifyCheckpointAborted(long checkpointId)
                             throws Exception

指定者:

notifyCheckpointAborted 在接口中 org.apache.seatunnel.api.state.CheckpointListener

指定者:

notifyCheckpointAborted 在接口中 org.apache.seatunnel.engine.core.checkpoint.InternalCheckpointListener

抛出:

Exception

notifyCheckpointEnd

public void notifyCheckpointEnd(long checkpointId)
                         throws Exception

指定者:

notifyCheckpointEnd 在接口中 org.apache.seatunnel.engine.core.checkpoint.InternalCheckpointListener

抛出:

Exception

restoreState

public void restoreState(List<ActionSubtaskState> actionStateList)
                  throws Exception

指定者:

restoreState 在接口中 Stateful

抛出:

Exception