001    /**
002     * Copyright (c) 2000-2013 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.portal.kernel.xml;
016    
017    import java.io.Serializable;
018    
019    import java.util.List;
020    
021    /**
022     * @author Brian Wing Shun Chan
023     */
024    public interface XPath extends Serializable {
025    
026            public boolean booleanValueOf(Object context);
027    
028            public Object evaluate(Object context);
029    
030            public String getText();
031    
032            public boolean matches(Node node);
033    
034            public Number numberValueOf(Object context);
035    
036            public List<Node> selectNodes(Object context);
037    
038            public List<Node> selectNodes(Object context, XPath sortXPath);
039    
040            public List<Node> selectNodes(
041                    Object context, XPath sortXPath, boolean distinct);
042    
043            public Node selectSingleNode(Object context);
044    
045            public void sort(List<Node> nodes);
046    
047            public void sort(List<Node> nodes, boolean distinct);
048    
049            public String valueOf(Object context);
050    
051    }