/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.threads;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.jboss.threads.JBossExecutors;
import org.wildfly.common.Assert;
/**
*
* @author Alexey Loubyansky
*/
public abstract class ManagedExecutorService implements ExecutorService {
private final ExecutorService executor;
public ManagedExecutorService(ExecutorService executor) {
Assert.checkNotNullParam("executor", executor);
this.executor = protectExecutor(executor);
}
protected ExecutorService protectExecutor(ExecutorService executor) {
return JBossExecutors.protectedExecutorService(executor);
}
abstract void internalShutdown();
/**
* {@inheritDoc}
* @see java.util.concurrent.Executor#execute(java.lang.Runnable)
*/
@Override
public void execute(Runnable command) {
this.executor.execute(command);
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#shutdown()
*/
@Override
public void shutdown() {
// Don't shutdown managed executor
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#shutdownNow()
*/
@Override
public List<Runnable> shutdownNow() {
// Don't shutdown managed executor
return Collections.emptyList();
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#isShutdown()
*/
@Override
public boolean isShutdown() {
return this.executor.isShutdown();
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#isTerminated()
*/
@Override
public boolean isTerminated() {
return this.executor.isTerminated();
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#awaitTermination(long, java.util.concurrent.TimeUnit)
*/
@Override
public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
return executor.awaitTermination(timeout, unit);
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#submit(java.util.concurrent.Callable)
*/
@Override
public <T> Future<T> submit(Callable<T> task) {
return this.executor.submit(task);
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#submit(java.lang.Runnable, java.lang.Object)
*/
@Override
public <T> Future<T> submit(Runnable task, T result) {
return this.executor.submit(task, result);
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#submit(java.lang.Runnable)
*/
@Override
public Future<?> submit(Runnable task) {
return this.executor.submit(task);
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#invokeAll(java.util.Collection)
*/
@Override
public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks) throws InterruptedException {
return this.executor.invokeAll(tasks);
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#invokeAll(java.util.Collection, long, java.util.concurrent.TimeUnit)
*/
@Override
public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) throws InterruptedException {
return this.executor.invokeAll(tasks, timeout, unit);
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#invokeAny(java.util.Collection)
*/
@Override
public <T> T invokeAny(Collection<? extends Callable<T>> tasks) throws InterruptedException, ExecutionException {
return this.executor.invokeAny(tasks);
}
/**
* {@inheritDoc}
* @see java.util.concurrent.ExecutorService#invokeAny(java.util.Collection, long, java.util.concurrent.TimeUnit)
*/
@Override
public <T> T invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
return this.executor.invokeAny(tasks, timeout, unit);
}
}