/*
* 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.test.integration.ejb.stateful.locking;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.EmptyAsset;
import org.jboss.shrinkwrap.api.spec.JavaArchive;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import javax.inject.Inject;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.transaction.UserTransaction;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
/**
* Tests that multiple calls to a SFSB in the same TX release the lock correctly.
*
* @author Stuart Douglas
*/
@RunWith(Arquillian.class)
public class ReentrantLockTestCase {
private static final String ARCHIVE_NAME = "ReentrantLockTestCase";
private static InitialContext iniCtx;
@Inject
private UserTransaction userTransaction;
@Inject
private SimpleSFSB simpleSFSB;
private static final int NUM_THREADS = 5;
@BeforeClass
public static void beforeClass() throws NamingException {
iniCtx = new InitialContext();
}
@Deployment
public static Archive<?> deploy() {
JavaArchive jar = ShrinkWrap.create(JavaArchive.class, ARCHIVE_NAME + ".jar");
jar.addPackage(ReentrantLockTestCase.class.getPackage());
jar.add(EmptyAsset.INSTANCE, "META-INF/beans.xml");
return jar;
}
@Test
public void testStatefulTimeoutFromAnnotation() throws Exception {
ExecutorService executorService = Executors.newFixedThreadPool(NUM_THREADS);
Future[] results = new Future[NUM_THREADS];
for(int i = 0; i < NUM_THREADS; ++i) {
results[i] = executorService.submit(new CallingClass());
}
for(int i = 0; i < NUM_THREADS; ++i) {
results[i].get();
}
}
private class CallingClass implements Runnable {
@Override
public void run() {
try {
userTransaction.begin();
simpleSFSB.doStuff();
simpleSFSB.doStuff();
userTransaction.commit();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}
}