org.eclipse.rdf4j.federated.evaluation.concurrent

Interface Scheduler<T>

All Known Implementing Classes:

ControlledWorkerScheduler

public interface Scheduler<T>

Interface for any scheduler.

Author:

Andreas Schwarte

See Also:

ControlledWorkerScheduler

Method Summary

Modifier and Type	Method and Description
void	abort() Abort the execution of running and queued tasks.
void	done() Inform the scheduler that a certain task is done.
void	handleResult(CloseableIteration<T,QueryEvaluationException> res) Callback to handle the result.
void	informFinish() Inform the scheduler that no more tasks will be scheduled.
boolean	isRunning() Determine if the scheduler has unfinished tasks.
void	schedule(ParallelTask<T> task) Schedule the provided task.
void	shutdown()
void	toss(Exception e) Toss an exception to the scheduler.

Method Detail

schedule

void schedule(ParallelTask<T> task)

Schedule the provided task.

Parameters:

task -

handleResult

void handleResult(CloseableIteration<T,QueryEvaluationException> res)

Callback to handle the result.

Parameters:

res -

done

void done()

Inform the scheduler that a certain task is done.

toss

void toss(Exception e)

Toss an exception to the scheduler.

Parameters:

e -

abort

void abort()

Abort the execution of running and queued tasks.

shutdown

void shutdown()

informFinish

void informFinish()

Inform the scheduler that no more tasks will be scheduled.

isRunning

boolean isRunning()

Determine if the scheduler has unfinished tasks.

Returns:

whether the scheduler is running