com.sun.ejb.containers.EjbThreadPoolExecutor Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of payara-micro Show documentation
Show all versions of payara-micro Show documentation
Micro Distribution of the Payara Project
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2011-2013 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
// Portions Copyright [2016-2021] [Payara Foundation and/or its affiliates]
package com.sun.ejb.containers;
import com.sun.enterprise.deployment.xml.RuntimeTagNames;
import com.sun.enterprise.transaction.api.JavaEETransactionManager;
import jakarta.transaction.Status;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.Callable;
import java.util.concurrent.RunnableFuture;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.logging.Level;
import java.util.logging.Logger;
public class EjbThreadPoolExecutor extends ThreadPoolExecutor {
public EjbThreadPoolExecutor(int corePoolSize, int maximumPoolSize, long keepAliveTime,
BlockingQueue workQueue, String threadPoolName) {
super(corePoolSize, maximumPoolSize, keepAliveTime, TimeUnit.SECONDS, workQueue,
new ThreadFactoryImpl(threadPoolName));
}
/**
* Ensure that we give out our EjbFutureTask as opposed to JDK's FutureTask
* @param callable
* @return a RunnableFuture
*/
@Override
protected RunnableFuture newTaskFor(Callable callable) {
if (callable instanceof EjbAsyncTask) {
return ((EjbAsyncTask) callable).getFutureTask();
}
return super.newTaskFor(callable);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder("EjbThreadPoolExecutor with ");
sb.append(RuntimeTagNames.THREAD_CORE_POOL_SIZE).append(" ").append(getCorePoolSize()).append(" ");
sb.append(RuntimeTagNames.THREAD_MAX_POOL_SIZE).append(" ").append(getMaximumPoolSize()).append(" ");
sb.append(RuntimeTagNames.THREAD_KEEP_ALIVE_SECONDS).append(" ").append(getKeepAliveTime(TimeUnit.SECONDS)).append(" ");
sb.append(RuntimeTagNames.THREAD_QUEUE_CAPACITY).append(" ").append(getQueue().remainingCapacity()).append(" ");
sb.append(RuntimeTagNames.ALLOW_CORE_THREAD_TIMEOUT).append(" ").append(allowsCoreThreadTimeOut()).append(" ");
return sb.toString();
}
@Override
protected void afterExecute(Runnable r, Throwable t) {
super.afterExecute(r, t);
final Logger logger = EjbContainerUtilImpl.getLogger();
try {
final JavaEETransactionManager tm = EjbContainerUtilImpl.getInstance().getTransactionManager();
if (tm.getTransaction() != null) {
final int st = tm.getStatus();
logger.warning(() -> "NON-NULL TX IN AFTER_EXECUTE. TX STATUS: " + st);
if (st == Status.STATUS_ROLLEDBACK || st == Status.STATUS_COMMITTED || st == Status.STATUS_UNKNOWN) {
tm.clearThreadTx();
} else {
tm.rollback();
}
}
} catch (Exception e) {
logger.log(Level.SEVERE, "Transaction management error.", e);
} finally {
// clear our Context Classloader
Thread.currentThread().setContextClassLoader(null);
}
}
private static class ThreadFactoryImpl implements ThreadFactory {
private final AtomicInteger threadId = new AtomicInteger(0);
private final String threadPoolName;
public ThreadFactoryImpl(String threadPoolName) {
this.threadPoolName = threadPoolName;
}
@Override
public Thread newThread(Runnable r) {
Thread th = new Thread(r, threadPoolName + threadId.incrementAndGet());
th.setDaemon(true);
th.setContextClassLoader(null); //Prevent any app classloader being set as CCL
return th;
}
}
}