org/objectweb/proactive/core/body/request/RequestQueue.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.body.request;

import org.objectweb.proactive.Body;
import org.objectweb.proactive.core.event.RequestQueueEventListener;
import org.objectweb.proactive.core.util.CircularArrayList;


public interface RequestQueue {

    public java.util.Iterator iterator();

    public boolean isEmpty();

    public int size();

    public boolean hasRequest(String s);

    public void clear();

    public Request getOldest();

    public Request getOldest(String methodName);

    public Request getOldest(RequestFilter requestFilter);

    public Request removeOldest();

    public Request removeOldest(String methodName);

    public Request removeOldest(RequestFilter requestFilter);

    public Request getYoungest();

    public Request getYoungest(String methodName);

    public Request getYoungest(RequestFilter requestFilter);

    public Request removeYoungest();

    public Request removeYoungest(String methodName);

    public Request removeYoungest(RequestFilter requestFilter);

    public int add(Request request);

    public int addToFront(Request request);

    public void processRequests(RequestProcessor processor, Body body);

    public void addRequestQueueEventListener(RequestQueueEventListener listener);

    public void removeRequestQueueEventListener(
        RequestQueueEventListener listener);

    public CircularArrayList getInternalQueue();
}

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