/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, 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.test.lock.test;
import javax.ejb.CreateException;
import javax.ejb.RemoveException;
import javax.naming.InitialContext;
import javax.rmi.PortableRemoteObject;
import junit.framework.Test;
import org.jboss.logging.Logger;
import org.jboss.test.JBossTestCase;
import org.jboss.test.lock.interfaces.EnterpriseEntity;
import org.jboss.test.lock.interfaces.EnterpriseEntityHome;
/**
* Test of EJB call invocation overhead.
*
* @author Scott.Stark@jboss.org
* @version $Revision: 81036 $
*/
public class SpinUnitTestCase extends JBossTestCase
{
/**
* Constructor for the SpinUnitTestCase object
*
* @param name Description of Parameter
*/
public SpinUnitTestCase(String name)
{
super(name);
}
static void create() throws Exception
{
InitialContext jndiContext = new InitialContext();
Object obj = jndiContext.lookup("EnterpriseEntity_A");
obj = PortableRemoteObject.narrow(obj, EnterpriseEntityHome.class);
EnterpriseEntityHome home = (EnterpriseEntityHome)obj;
try
{
home.create("Bean1");
}
catch (CreateException e)
{
}
}
static void remove() throws Exception
{
InitialContext jndiContext = new InitialContext();
Object obj = jndiContext.lookup("EnterpriseEntity_A");
obj = PortableRemoteObject.narrow(obj, EnterpriseEntityHome.class);
EnterpriseEntityHome home = (EnterpriseEntityHome)obj;
try
{
home.remove("Bean1");
}
catch (RemoveException e)
{
}
}
/**
* A unit test for JUnit
*
* @exception Exception Description of Exception
*/
public void testContention() throws Exception
{
getLog().debug("+++ testContention()");
InitialContext jndiContext = new InitialContext();
Object obj = jndiContext.lookup("EnterpriseEntity_A");
obj = PortableRemoteObject.narrow(obj, EnterpriseEntityHome.class);
EnterpriseEntityHome home = (EnterpriseEntityHome)obj;
getLog().debug("Found EnterpriseEntityHome @ jndiName=EnterpriseEntity");
Run r0 = new Run(home.findByPrimaryKey("Bean1"), getLog());
Run r1 = new Run(home.findByPrimaryKey("Bean1"), getLog());
Run r2 = new Run(home.findByPrimaryKey("Bean1"), getLog());
Thread t0 = new Thread(r0);
Thread t1 = new Thread(r1);
Thread t2 = new Thread(r2);
t0.start();
Thread.sleep(100);
t1.start();
Thread.sleep(100);
t2.start();
getLog().debug("Waiting for t0...");
try
{
t0.join(5000);
assertTrue(r0.ex == null);
}
catch (InterruptedException e)
{
getLog().debug("Timed out waiting for t1");
}
getLog().debug("Waiting for t1...");
try
{
t1.join(5000);
assertTrue(r1.ex == null);
}
catch (InterruptedException e)
{
getLog().debug("Timed out waiting for t1");
}
getLog().debug("Waiting for t2...");
try
{
t2.join(5000);
assertTrue(r2.ex == null);
}
catch (InterruptedException e)
{
getLog().debug("Timed out waiting for t2");
}
getLog().debug("End threads");
}
/**
* The JUnit setup method
*
* @exception Exception Description of Exception
*/
protected void setUp() throws Exception
{
try
{
create();
}
catch (Exception e)
{
getLog().error("setup error in create: ", e);
throw e;
}
}
/**
* The teardown method for JUnit
*
* @exception Exception Description of Exception
*/
protected void tearDown() throws Exception
{
try
{
remove();
}
catch (Exception e)
{
getLog().error("teardown error in remove: ", e);
throw e;
}
}
public static Test suite() throws Exception
{
return getDeploySetup(SpinUnitTestCase.class, "locktest.jar");
}
/**
* #Description of the Class
*/
static class Run implements Runnable
{
EnterpriseEntity bean;
Exception ex;
private Logger log;
Run(EnterpriseEntity bean, Logger log)
{
this.bean = bean;
this.log = log;
}
/**
* Main processing method for the Run object
*/
public synchronized void run()
{
notifyAll();
try
{
long start = System.currentTimeMillis();
bean.sleep(5000);
long end = System.currentTimeMillis();
long elapsed = end - start;
log.debug(" bean.sleep() time = " + elapsed + " ms");
}
catch (Exception e)
{
ex = e;
}
}
}
}