FIFOVehicleQ.java

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/* *********************************************************************** *
 * project: org.matsim.*
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 * copyright       : (C) 2012 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.qsim.qnetsimengine.vehicleq;

import java.util.AbstractQueue;
import java.util.Iterator;
import java.util.LinkedList;

import org.matsim.core.mobsim.qsim.qnetsimengine.QVehicle;

public final class FIFOVehicleQ extends AbstractQueue<QVehicle> implements VehicleQ<QVehicle>  {
    
    private final LinkedList<QVehicle> vehicleQueue = new LinkedList<>();

    @Override
    public boolean offer(QVehicle e) {
        return vehicleQueue.offer(e);
    }

    @Override
    public QVehicle peek() {
        return vehicleQueue.peek();
    }

    @Override
    public QVehicle poll() {
        return vehicleQueue.poll();
    }

    @Override
    public Iterator<QVehicle> iterator() {
        return vehicleQueue.iterator();
    }

    @Override
    public int size() {
        return vehicleQueue.size();
    }

    @Override
    public void addFirst(QVehicle e) {
        vehicleQueue.addFirst(e);
    }

}