001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.util.xml;
016    
017    import com.liferay.util.xml.descriptor.XMLDescriptor;
018    
019    import org.dom4j.Element;
020    
021    /**
022     * @author Jorge Ferrer
023     */
024    public class XMLElementComparator extends ElementComparator {
025    
026            public XMLElementComparator(XMLDescriptor descriptor) {
027                    _descriptor = descriptor;
028            }
029    
030            public int compare(Element el1, Element el2) {
031                    if (_descriptor.areEqual(el1, el2)) {
032                            return 0;
033                    }
034                    else {
035                            return -1;
036                    }
037            }
038    
039            public boolean canJoinChildren(Element element) {
040                    return _descriptor.canJoinChildren(element);
041            }
042    
043            private XMLDescriptor _descriptor;
044    
045    }