ai.grakn.engine.postprocessing

Class PostProcessingTask

java.lang.Object

ai.grakn.engine.postprocessing.PostProcessingTask

All Implemented Interfaces:

BackgroundTask

public class PostProcessingTask
extends Object
implements BackgroundTask

Constructor Summary

Constructors

Constructor and Description
PostProcessingTask()

Method Summary

Modifier and Type	Method and Description
Map<String,Object>	pause() Called to suspend the execution of a currently running task.
void	restart() Called to restart a task regardless of where it is in its execution.
void	resume(Map<String,Object> m) Called to restore state necessary for execution to a previously suspended point by pause() however resume() itself should not aim to resume execution as this will be accomplished by a subsequent call to start().
void	start() Called to start execution of the task, may be called on a newly scheduled or previously stopped task.,
void	stop() Called to stop execution of the task, may be called on a running or paused task.

Methods inherited from class java.lang.Object

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

Constructor Detail

PostProcessingTask

public PostProcessingTask()

Method Detail

start

public void start()

Description copied from interface: BackgroundTask

Called to start execution of the task, may be called on a newly scheduled or previously stopped task.,

Specified by:

start in interface BackgroundTask

stop

public void stop()

Description copied from interface: BackgroundTask

Called to stop execution of the task, may be called on a running or paused task. Task should stop execution immediately and may be killed after this method exits.

Specified by:

stop in interface BackgroundTask

pause

public Map<String,Object> pause()

Description copied from interface: BackgroundTask

Called to suspend the execution of a currently running task. The object may be destroyed after this call.

Specified by:

pause in interface BackgroundTask

Returns:

Map<> that will be passed to resume() to resume the task.

resume

public void resume(Map<String,Object> m)

Description copied from interface: BackgroundTask

Called to restore state necessary for execution to a previously suspended point by pause() however resume() itself should not aim to resume execution as this will be accomplished by a subsequent call to start().

Specified by:

resume in interface BackgroundTask

Parameters:

m - Map<> as returned by pause()

restart

public void restart()

Description copied from interface: BackgroundTask

Called to restart a task regardless of where it is in its execution. The task should clean up any internal state and perform any actions necessary in order to successfully complete its execution as if it was starting from a clean state.

Specified by:

restart in interface BackgroundTask