/*
* JBoss, Home of Professional Open Source
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
* (C) 2005-2006,
* @author JBoss Inc.
*/
/*
* Copyright (C) 1998, 1999, 2000,
*
* Arjuna Solutions Limited,
* Newcastle upon Tyne,
* Tyne and Wear,
* UK.
*
* $Id: HammerThreadedObject.java 2342 2006-03-30 13:06:17Z $
*/
import java.util.Random;
import com.arjuna.ats.arjuna.AtomicAction;
import com.arjuna.ats.arjuna.common.Uid;
public class HammerThreadedObject extends Thread
{
public HammerThreadedObject (int value)
{
_uid = new Uid();
_value = value;
}
public void run ()
{
for (int i = 0; i < HammerThreadedObject.iter; i++)
{
AtomicAction A = new AtomicAction();
float f = HammerThreadedObject.rand.nextFloat();
try
{
Thread.yield();
try
{
Thread.sleep((int) HammerThreadedObject.rand.nextFloat()*1000);
}
catch (InterruptedException e)
{
}
A.begin();
int v = HammerThreadedObject.object.get();
if (f > 0.25)
System.out.println(_uid+": atomic object value: "+v);
else
{
int nv = v+_value;
HammerThreadedObject.object.set(nv);
System.out.println(_uid+": atomic object value set to : "+nv);
}
A.commit();
try
{
Thread.sleep((int) HammerThreadedObject.rand.nextFloat()*1000);
}
catch (InterruptedException e)
{
}
}
catch (TestException e)
{
System.out.println(_uid+": AtomicObject exception raised: "+e);
A.abort();
Thread.yield();
}
}
}
private Uid _uid;
private int _value;
public static AtomicObject object = null;
public static int iter = 20000;
public static Random rand = new Random();
}