io.prestosql.jdbc.$internal.guava.util.concurrent.WrappingScheduledExecutorService Maven / Gradle / Ivy
/*
* Copyright (C) 2013 The Guava Authors
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
package io.prestosql.jdbc.$internal.guava.util.concurrent;
import io.prestosql.jdbc.$internal.guava.annotations.GwtIncompatible;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
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
*/
@CanIgnoreReturnValue // TODO(cpovirk): Consider being more strict.
@GwtIncompatible
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 ScheduledFuture schedule(Callable task, long delay, TimeUnit unit) {
return delegate.schedule(wrapTask(task), delay, unit);
}
@Override
public final ScheduledFuture scheduleAtFixedRate(
Runnable command, long initialDelay, long period, TimeUnit unit) {
return delegate.scheduleAtFixedRate(wrapTask(command), initialDelay, period, unit);
}
@Override
public final ScheduledFuture scheduleWithFixedDelay(
Runnable command, long initialDelay, long delay, TimeUnit unit) {
return delegate.scheduleWithFixedDelay(wrapTask(command), initialDelay, delay, unit);
}
}