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Java > Open Source Codes > org > dom4j > rule > pattern > NodeTypePattern


1 /*
2  * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
3  *
4  * This software is open source.
5  * See the bottom of this file for the licence.
6  */
7
8 package org.dom4j.rule.pattern;
9
10 import org.dom4j.Node;
11 import org.dom4j.rule.Pattern;
12
13 /**
14  * <p>
15  * <code>NodeTypePattern</code> implements a Pattern which matches any node of
16  * the given node type.
17  * </p>
18  *
19  * @author <a HREF="mailto:james.strachan@metastuff.com">James Strachan </a>
20  * @version $Revision: 1.7 $
21  */
22 public class NodeTypePattern implements Pattern {
23     /** A pattern which matches any Attribute node */
24     public static final NodeTypePattern ANY_ATTRIBUTE = new NodeTypePattern(
25             Node.ATTRIBUTE_NODE);
26
27     /** A pattern which matches any Comment node */
28     public static final NodeTypePattern ANY_COMMENT = new NodeTypePattern(
29             Node.COMMENT_NODE);
30
31     /** A pattern which matches any Document node */
32     public static final NodeTypePattern ANY_DOCUMENT = new NodeTypePattern(
33             Node.DOCUMENT_NODE);
34
35     /** A pattern which matches any Element node */
36     public static final NodeTypePattern ANY_ELEMENT = new NodeTypePattern(
37             Node.ELEMENT_NODE);
38
39     /** A pattern which matches any ProcessingInstruction node */
40     public static final NodeTypePattern ANY_PROCESSING_INSTRUCTION =
41             new NodeTypePattern(Node.PROCESSING_INSTRUCTION_NODE);
42
43     /** A pattern which matches any Text node */
44     public static final NodeTypePattern ANY_TEXT = new NodeTypePattern(
45             Node.TEXT_NODE);
46
47     private short nodeType;
48
49     public NodeTypePattern(short nodeType) {
50         this.nodeType = nodeType;
51     }
52
53     public boolean matches(Node node) {
54         return node.getNodeType() == nodeType;
55     }
56
57     public double getPriority() {
58         return Pattern.DEFAULT_PRIORITY;
59     }
60
61     public Pattern[] getUnionPatterns() {
62         return null;
63     }
64
65     public short getMatchType() {
66         return nodeType;
67     }
68
69     public String JavaDoc getMatchesNodeName() {
70         return null;
71     }
72 }
73
74 /*
75  * Redistribution and use of this software and associated documentation
76  * ("Software"), with or without modification, are permitted provided that the
77  * following conditions are met:
78  *
79  * 1. Redistributions of source code must retain copyright statements and
80  * notices. Redistributions must also contain a copy of this document.
81  *
82  * 2. Redistributions in binary form must reproduce the above copyright notice,
83  * this list of conditions and the following disclaimer in the documentation
84  * and/or other materials provided with the distribution.
85  *
86  * 3. The name "DOM4J" must not be used to endorse or promote products derived
87  * from this Software without prior written permission of MetaStuff, Ltd. For
88  * written permission, please contact dom4j-info@metastuff.com.
89  *
90  * 4. Products derived from this Software may not be called "DOM4J" nor may
91  * "DOM4J" appear in their names without prior written permission of MetaStuff,
92  * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
93  *
94  * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
95  *
96  * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
97  * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
98  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
99  * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
100  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
101  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
102  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
103  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
104  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
105  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
106  * POSSIBILITY OF SUCH DAMAGE.
107  *
108  * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
109  */
110
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