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| NodeTypeTest |
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| 3.3333333333333335;3.333 |
| 1 | /* |
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| 2 | * $Header: /home/projects/jaxen/scm/jaxen/src/java/main/org/jaxen/pattern/NodeTypeTest.java,v 1.7 2005/06/28 13:44:44 elharo Exp $ |
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| 3 | * $Revision: 1.7 $ |
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| 4 | * $Date: 2005/06/28 13:44:44 $ |
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| 5 | * |
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| 6 | * ==================================================================== |
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| 7 | * |
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| 8 | * Copyright (C) 2000-2002 bob mcwhirter & James Strachan. |
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| 9 | * All rights reserved. |
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| 10 | * |
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| 11 | * Redistribution and use in source and binary forms, with or without |
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| 12 | * modification, are permitted provided that the following conditions |
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| 13 | * are met: |
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| 14 | * |
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| 15 | * 1. Redistributions of source code must retain the above copyright |
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| 16 | * notice, this list of conditions, and the following disclaimer. |
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| 17 | * |
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| 18 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 19 | * notice, this list of conditions, and the disclaimer that follows |
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| 20 | * these conditions in the documentation and/or other materials |
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| 21 | * provided with the distribution. |
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| 22 | * |
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| 23 | * 3. The name "Jaxen" must not be used to endorse or promote products |
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| 24 | * derived from this software without prior written permission. For |
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| 25 | * written permission, please contact license@jaxen.org. |
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| 26 | * |
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| 27 | * 4. Products derived from this software may not be called "Jaxen", nor |
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| 28 | * may "Jaxen" appear in their name, without prior written permission |
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| 29 | * from the Jaxen Project Management (pm@jaxen.org). |
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| 30 | * |
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| 31 | * In addition, we request (but do not require) that you include in the |
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| 32 | * end-user documentation provided with the redistribution and/or in the |
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| 33 | * software itself an acknowledgement equivalent to the following: |
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| 34 | * "This product includes software developed by the |
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| 35 | * Jaxen Project <http://www.jaxen.org/>." |
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| 36 | * Alternatively, the acknowledgment may be graphical using the logos |
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| 37 | * available at http://www.jaxen.org/ |
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| 38 | * |
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| 39 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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| 40 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 41 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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| 42 | * DISCLAIMED. IN NO EVENT SHALL THE Jaxen AUTHORS OR THE PROJECT |
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| 43 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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| 44 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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| 45 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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| 46 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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| 47 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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| 48 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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| 49 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 50 | * SUCH DAMAGE. |
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| 51 | * |
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| 52 | * ==================================================================== |
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| 53 | * This software consists of voluntary contributions made by many |
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| 54 | * individuals on behalf of the Jaxen Project and was originally |
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| 55 | * created by bob mcwhirter <bob@werken.com> and |
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| 56 | * James Strachan <jstrachan@apache.org>. For more information on the |
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| 57 | * Jaxen Project, please see <http://www.jaxen.org/>. |
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| 58 | * |
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| 59 | * $Id: NodeTypeTest.java,v 1.7 2005/06/28 13:44:44 elharo Exp $ |
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| 60 | */ |
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| 61 | ||
| 62 | package org.jaxen.pattern; |
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| 63 | ||
| 64 | import org.jaxen.Context; |
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| 65 | ||
| 66 | /** <p><code>NodeTypeTest</code> matches if the node is of a certain type |
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| 67 | * such as element, attribute, comment, text, processing instruction and so forth.</p> |
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| 68 | * |
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| 69 | * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> |
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| 70 | * @version $Revision: 1.7 $ |
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| 71 | */ |
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| 72 | public class NodeTypeTest extends NodeTest { |
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| 73 | ||
| 74 | 12 | public static final NodeTypeTest DOCUMENT_TEST |
| 75 | = new NodeTypeTest( DOCUMENT_NODE ); |
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| 76 | ||
| 77 | 12 | public static final NodeTypeTest ELEMENT_TEST |
| 78 | = new NodeTypeTest( ELEMENT_NODE ); |
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| 79 | ||
| 80 | 12 | public static final NodeTypeTest ATTRIBUTE_TEST |
| 81 | = new NodeTypeTest( ATTRIBUTE_NODE ); |
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| 82 | ||
| 83 | 12 | public static final NodeTypeTest COMMENT_TEST |
| 84 | = new NodeTypeTest( COMMENT_NODE ); |
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| 85 | ||
| 86 | 12 | public static final NodeTypeTest TEXT_TEST |
| 87 | = new NodeTypeTest( TEXT_NODE ); |
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| 88 | ||
| 89 | 12 | public static final NodeTypeTest PROCESSING_INSTRUCTION_TEST |
| 90 | = new NodeTypeTest( PROCESSING_INSTRUCTION_NODE ); |
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| 91 | ||
| 92 | 12 | public static final NodeTypeTest NAMESPACE_TEST |
| 93 | = new NodeTypeTest( NAMESPACE_NODE ); |
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| 94 | ||
| 95 | ||
| 96 | private short nodeType; |
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| 97 | ||
| 98 | public NodeTypeTest(short nodeType) |
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| 99 | 84 | { |
| 100 | 84 | this.nodeType = nodeType; |
| 101 | 84 | } |
| 102 | ||
| 103 | /** @return true if the pattern matches the given node |
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| 104 | */ |
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| 105 | public boolean matches( Object node, Context context ) |
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| 106 | { |
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| 107 | 0 | return nodeType == context.getNavigator().getNodeType( node ); |
| 108 | } |
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| 109 | ||
| 110 | public double getPriority() |
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| 111 | { |
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| 112 | 18 | return -0.5; |
| 113 | } |
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| 114 | ||
| 115 | ||
| 116 | public short getMatchType() |
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| 117 | { |
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| 118 | 18 | return nodeType; |
| 119 | } |
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| 120 | ||
| 121 | public String getText() |
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| 122 | { |
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| 123 | 0 | switch (nodeType) |
| 124 | { |
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| 125 | case ELEMENT_NODE: |
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| 126 | 0 | return "child()"; |
| 127 | case ATTRIBUTE_NODE: |
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| 128 | 0 | return "@*"; |
| 129 | case NAMESPACE_NODE: |
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| 130 | 0 | return "namespace()"; |
| 131 | case DOCUMENT_NODE: |
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| 132 | 0 | return "/"; |
| 133 | case COMMENT_NODE: |
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| 134 | 0 | return "comment()"; |
| 135 | case TEXT_NODE: |
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| 136 | 0 | return "text()"; |
| 137 | case PROCESSING_INSTRUCTION_NODE: |
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| 138 | 0 | return "processing-instruction()"; |
| 139 | } |
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| 140 | 0 | return ""; |
| 141 | } |
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| 142 | ||
| 143 | public String toString() |
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| 144 | { |
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| 145 | 0 | return super.toString() + "[ type: " + nodeType + " ]"; |
| 146 | } |
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| 147 | } |