MessageQueue.java

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/* *********************************************************************** *
 * project: org.matsim.*
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 * copyright       : (C) 2008 by the members listed in the COPYING,        *
 *                   LICENSE and WARRANTY file.                            *
 * email           : info at matsim dot org                                *
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *   See also COPYING, LICENSE and WARRANTY file                           *
 *                                                                         *
 * *********************************************************************** */

package org.matsim.core.mobsim.messagequeue;

import java.util.PriorityQueue;

public class MessageQueue {
    private PriorityQueue<Message> queue = new PriorityQueue<>();

    public void putMessage(Message m) {
        queue.add(m);
    }

    public Message getNextMessage() {
        return queue.poll();
    }

    public boolean isEmpty() {
        return queue.isEmpty();
    }

}