001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portal.util.comparator;
016    
017    import com.liferay.portal.model.Portlet;
018    
019    import java.io.Serializable;
020    
021    import java.util.Comparator;
022    
023    /**
024     * @author Brian Wing Shun Chan
025     */
026    public class PortletRenderWeightComparator
027            implements Comparator<Portlet>, Serializable {
028    
029            public int compare(Portlet portlet1, Portlet portlet2) {
030                    int renderWeight1 = portlet1.getRenderWeight();
031                    int renderWeight2 = portlet2.getRenderWeight();
032    
033                    if (renderWeight1 < renderWeight2) {
034                            return 1;
035                    }
036                    else if (renderWeight1 > renderWeight2) {
037                            return -1;
038                    }
039                    else {
040                            return portlet1.getPortletId().compareTo(portlet2.getPortletId());
041                    }
042            }
043    
044    }