程序包 org.apache.seatunnel.engine.server.execution

接口 Task

所有超级接口:

org.apache.seatunnel.api.state.CheckpointListener, com.hazelcast.internal.metrics.DynamicMetricsProvider, org.apache.seatunnel.engine.core.checkpoint.InternalCheckpointListener, Serializable, Stateful

所有已知实现类:

AbstractTask, CoordinatorTask, SeaTunnelTask, SinkAggregatedCommitterTask, SourceSeaTunnelTask, SourceSplitEnumeratorTask, TransformSeaTunnelTask

public interface Task
extends com.hazelcast.internal.metrics.DynamicMetricsProvider, org.apache.seatunnel.engine.core.checkpoint.InternalCheckpointListener, Stateful, Serializable

方法概要

修饰符和类型	方法	说明
@NonNull ProgressState	call()
default void	close()
default TaskExecutionContext	getExecutionContext()
default org.apache.seatunnel.api.common.metrics.MetricsContext	getMetricsContext()
@NonNull Long	getTaskID()
default void	init()
default boolean	isThreadsShare()
default void	provideDynamicMetrics(com.hazelcast.internal.metrics.MetricDescriptor tagger, com.hazelcast.internal.metrics.MetricsCollectionContext context)
default void	restoreState(List<ActionSubtaskState> actionStateList)
default void	setTaskExecutionContext(TaskExecutionContext taskExecutionContext)
default void	triggerBarrier(Barrier barrier)

从接口继承的方法 org.apache.seatunnel.engine.core.checkpoint.InternalCheckpointListener

notifyCheckpointAborted, notifyCheckpointComplete, notifyCheckpointEnd

方法详细资料

init

default void init()
           throws Exception

抛出:

Exception

call

@NonNull
@NonNull ProgressState call()
                     throws Exception

抛出:

Exception

getTaskID

@NonNull
@NonNull Long getTaskID()

isThreadsShare

default boolean isThreadsShare()

close

default void close()
            throws IOException

抛出:

IOException

setTaskExecutionContext

default void setTaskExecutionContext(TaskExecutionContext taskExecutionContext)

getExecutionContext

default TaskExecutionContext getExecutionContext()

triggerBarrier

default void triggerBarrier(Barrier barrier)
                     throws Exception

抛出:

Exception

restoreState

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

指定者:

restoreState 在接口中 Stateful

抛出:

Exception

getMetricsContext

default org.apache.seatunnel.api.common.metrics.MetricsContext getMetricsContext()

provideDynamicMetrics

default void provideDynamicMetrics(com.hazelcast.internal.metrics.MetricDescriptor tagger,
                                   com.hazelcast.internal.metrics.MetricsCollectionContext context)

指定者:

provideDynamicMetrics 在接口中 com.hazelcast.internal.metrics.DynamicMetricsProvider