org/objectweb/proactive/core/group/threadpool/EndControler.java

/* 
 * ################################################################
 * 
 * ProActive: The Java(TM) library for Parallel, Distributed, 
 *            Concurrent computing with Security and Mobility
 * 
 * Copyright (C) 1997-2007 INRIA/University of Nice-Sophia Antipolis
 * Contact: proactive@objectweb.org
 * 
 * This library 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 any later version.
 *  
 * This library 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 library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA
 *  
 *  Initial developer(s):               The ProActive Team
 *                        http://www.inria.fr/oasis/ProActive/contacts.html
 *  Contributor(s): 
 * 
 * ################################################################
 */ 
package org.objectweb.proactive.core.group.threadpool;


public class EndControler {

    private int numberOfAwakeThreads = 0;

    //  private boolean started = false;

    synchronized public void waitDone() {
        try {
            while (this.numberOfAwakeThreads > 0) {
                this.wait();
            }
        } catch (InterruptedException e) {
            System.err.println("InterruptedException");
        }
    }

    //  /** Waits for the first thread to start. */
    //  synchronized public void waitBegin() {
    //          this.started=true;
    //  //      try {
    //          //      while (!this.started) {
    //                  //      this.wait();
    //                  //} }
    //  //      catch (InterruptedException e) { System.err.println("InterruptedException"); }
    //  }

    synchronized public void jobStart() {
        //              Thread.dumpStack();
        //      System.out.println("EndControler.jobStart()");
        this.numberOfAwakeThreads++;
        //      this.started = true;
        //      this.notify();
    }

    synchronized public void jobFinish() {
        //      System.out.println("EndControler.jobFinish()");
        //      Thread.dumpStack();
        this.numberOfAwakeThreads--;
        this.notify();
    }

    synchronized public void reset() {
        this.numberOfAwakeThreads = 0;
    }
}

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