Package VASSAL.tools.opcache

Interface OpObserver<V>

All Known Subinterfaces:

ImageOpObserver

All Known Implementing Classes:

Repainter

public interface OpObserver<V>

An OpObserver is notified when its Op completes..

Objects implementing OpObserver are intended to be passed as an argument to {link Op.get(Key,OpObserver)} or {link Op.getFuture(Key,OpObserver)} which which call back to {link #imageOpChange} on completion.

Since:

3.1.0

Author:

Joel Uckelman

Method Summary

Modifier and Type	Method	Description
void	cancelled(Op<V> op, CancellationException e)	Callback which is run when the observed Op is cancelled.
void	failed(Op<V> op, ExecutionException e)	Callback which is run when the observed Op fails.
void	interrupted(Op<V> op, InterruptedException e)	Callback which is run when the observed Op is interrupted.
void	succeeded(Op<V> op, V val)	Callback which is run when the observed Op completes successfully.

Method Details

succeeded

void succeeded(Op<V> op,
 V val)

Callback which is run when the observed Op completes successfully.

Parameters:

op - the successfully completed Op

val - the value of the Op

cancelled

void cancelled(Op<V> op,
 CancellationException e)

Callback which is run when the observed Op is cancelled.

Parameters:

op - the cancelled Op

e - the CancellationException thrown when the Op was cancelled

interrupted

void interrupted(Op<V> op,
 InterruptedException e)

Callback which is run when the observed Op is interrupted.

Parameters:

op - the interrupted Op

e - the InterruptedException thrown when the Op was interrupted

failed

void failed(Op<V> op,
 ExecutionException e)

Callback which is run when the observed Op fails.

Parameters:

op - the failed Op

e - the ExecutionException thrown when the Op failed