com.mchange.v2.async.test.InterruptTaskThread Maven / Gradle / Ivy
/*
* Distributed as part of mchange-commons-java 0.2.9
*
* Copyright (C) 2015 Machinery For Change, Inc.
*
* Author: Steve Waldman
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of EITHER:
*
* 1) The GNU Lesser General Public License (LGPL), version 2.1, as
* published by the Free Software Foundation
*
* OR
*
* 2) The Eclipse Public License (EPL), version 1.0
*
* You may choose which license to accept if you wish to redistribute
* or modify this work. You may offer derivatives of this work
* under the license you have chosen, or you may provide the same
* choice of license which you have been offered here.
*
* 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.
*
* You should have received copies of both LGPL v2.1 and EPL v1.0
* along with this software; see the files LICENSE-EPL and LICENSE-LGPL.
* If not, the text of these licenses are currently available at
*
* LGPL v2.1: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* EPL v1.0: http://www.eclipse.org/org/documents/epl-v10.php
*
*/
package com.mchange.v2.async.test;
import java.util.*;
import com.mchange.v2.async.*;
import com.mchange.v2.lang.ThreadUtils;
public class InterruptTaskThread
{
static Set interruptedThreads = Collections.synchronizedSet( new HashSet() );
public static void main( String[] argv )
{
try
{
AsynchronousRunner runner = new RoundRobinAsynchronousRunner( 5, false );
new Interrupter().start();
for (int i = 0; i < 1000; ++i)
{
try
{ runner.postRunnable( new DumbTask() ); }
catch ( Exception e )
{ e.printStackTrace(); }
Thread.sleep(50);
}
System.out.println("Interrupted Threads: " + interruptedThreads.size());
}
catch ( Exception e )
{ e.printStackTrace(); }
}
static class Interrupter extends Thread
{
public void run()
{
try
{
while (true)
{
Thread[] fillMe = new Thread[1000];
ThreadUtils.enumerateAll( fillMe );
for(int i = 0; fillMe[i] != null; ++i)
{
if (fillMe[i].getName().indexOf("RunnableQueue.TaskThread") >= 0)
{
fillMe[i].interrupt();
System.out.println("INTERRUPTED!");
interruptedThreads.add( fillMe[i] );
break;
}
}
Thread.sleep(1000);
}
}
catch ( Exception e )
{ e.printStackTrace(); }
}
}
static class DumbTask implements Runnable
{
static int count = 0;
static synchronized int number() { return count++; }
public void run()
{
try
{
Thread.sleep(200);
System.out.println("DumbTask complete! " + number());
}
catch ( Exception e )
{ e.printStackTrace(); }
}
}
}