/* * Copyright (C) 2013 The Guava Authors * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.google.common.util.concurrent; import java.util.concurrent.Callable; import java.util.concurrent.ScheduledExecutorService; import java.util.concurrent.ScheduledFuture; import java.util.concurrent.TimeUnit; /** * An abstract {@code ScheduledExecutorService} that allows subclasses to * {@linkplain #wrapTask(Callable) wrap} tasks before they are submitted to the underlying executor. * *
Note that task wrapping may occur even if the task is never executed.
*
* @author Luke Sandberg
*/
abstract class WrappingScheduledExecutorService extends WrappingExecutorService
implements ScheduledExecutorService {
final ScheduledExecutorService delegate;
protected WrappingScheduledExecutorService(ScheduledExecutorService delegate) {
super(delegate);
this.delegate = delegate;
}
@Override
public final ScheduledFuture> schedule(Runnable command, long delay, TimeUnit unit) {
return delegate.schedule(wrapTask(command), delay, unit);
}
@Override
public final