1 /* 2 * $Header$ 3 * $Revision$ 4 * $Date$ 5 * 6 * ==================================================================== 7 * 8 * Copyright 2000-2002 bob mcwhirter & James Strachan. 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions are 13 * met: 14 * 15 * * Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 18 * * Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 22 * * Neither the name of the Jaxen Project nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 27 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 29 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 30 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 31 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 32 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 33 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 34 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 35 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 36 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 37 * 38 * ==================================================================== 39 * This software consists of voluntary contributions made by many 40 * individuals on behalf of the Jaxen Project and was originally 41 * created by bob mcwhirter <bob@werken.com> and 42 * James Strachan <jstrachan@apache.org>. For more information on the 43 * Jaxen Project, please see <http://www.jaxen.org/>. 44 * 45 * $Id$ 46 */ 47 48 package org.jaxen.pattern; 49 50 import org.jaxen.Context; 51 52 /** <p><code>NodeTypeTest</code> matches if the node is of a certain type 53 * such as element, attribute, comment, text, processing instruction and so forth.</p> 54 * 55 * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> 56 * @version $Revision$ 57 * @deprecated will be removed in Jaxen 2.0 58 */ 59 public class NodeTypeTest extends NodeTest { 60 61 public static final NodeTypeTest DOCUMENT_TEST 62 = new NodeTypeTest( DOCUMENT_NODE ); 63 64 public static final NodeTypeTest ELEMENT_TEST 65 = new NodeTypeTest( ELEMENT_NODE ); 66 67 public static final NodeTypeTest ATTRIBUTE_TEST 68 = new NodeTypeTest( ATTRIBUTE_NODE ); 69 70 public static final NodeTypeTest COMMENT_TEST 71 = new NodeTypeTest( COMMENT_NODE ); 72 73 public static final NodeTypeTest TEXT_TEST 74 = new NodeTypeTest( TEXT_NODE ); 75 76 public static final NodeTypeTest PROCESSING_INSTRUCTION_TEST 77 = new NodeTypeTest( PROCESSING_INSTRUCTION_NODE ); 78 79 public static final NodeTypeTest NAMESPACE_TEST 80 = new NodeTypeTest( NAMESPACE_NODE ); 81 82 83 private short nodeType; 84 85 public NodeTypeTest(short nodeType) 86 { 87 this.nodeType = nodeType; 88 } 89 90 /** @return true if the pattern matches the given node 91 */ 92 public boolean matches( Object node, Context context ) 93 { 94 return nodeType == context.getNavigator().getNodeType( node ); 95 } 96 97 public double getPriority() 98 { 99 return -0.5; 100 } 101 102 103 public short getMatchType() 104 { 105 return nodeType; 106 } 107 108 public String getText() 109 { 110 switch (nodeType) 111 { 112 case ELEMENT_NODE: 113 return "child()"; 114 case ATTRIBUTE_NODE: 115 return "@*"; 116 case NAMESPACE_NODE: 117 return "namespace()"; 118 case DOCUMENT_NODE: 119 return "/"; 120 case COMMENT_NODE: 121 return "comment()"; 122 case TEXT_NODE: 123 return "text()"; 124 case PROCESSING_INSTRUCTION_NODE: 125 return "processing-instruction()"; 126 } 127 return ""; 128 } 129 130 public String toString() 131 { 132 return super.toString() + "[ type: " + nodeType + " ]"; 133 } 134 }