org.jboss.varia.threaddump.ThreadDumpBean Maven / Gradle / Ivy
/*
* 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.varia.threaddump;
import java.io.Serializable;
import java.util.Collection;
import java.util.Comparator;
import java.util.Map;
import java.util.TreeMap;
/**
* Threaddump code adapted from:
* http://www.javaspecialists.eu/archive/Issue132.html
*/
public class ThreadDumpBean
implements Serializable
{
private static final long serialVersionUID = 1L;
private final Map stackTraces;
/**
* Compare threads by name and id.
*/
private static final Comparator THREAD_COMPARATOR =
new Comparator()
{
public int compare(Thread t1, Thread t2)
{
int result = t1.getName().compareTo(t2.getName());
if (result == 0)
{
Long tid1 = t1.getId();
Long tid2 = t2.getId();
result = tid1.compareTo(tid2);
}
return result;
}
};
public final static void main(String[] args)
{
ThreadDumpBean dump = new ThreadDumpBean();
System.out.println(dump.getStackTraces());
}
public ThreadDumpBean()
{
stackTraces = new TreeMap(THREAD_COMPARATOR);
stackTraces.putAll(Thread.getAllStackTraces());
}
public Collection getThreads()
{
return stackTraces.keySet();
}
public Map getStackTraces()
{
return stackTraces;
}
}