Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
NamespaceTest |
|
| 2.0;2 |
1 | /* | |
2 | * $Header: /home/projects/jaxen/scm/jaxen/src/java/main/org/jaxen/pattern/NamespaceTest.java,v 1.6 2006/02/05 21:47:42 elharo Exp $ | |
3 | * $Revision: 1.6 $ | |
4 | * $Date: 2006/02/05 21:47:42 $ | |
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: NamespaceTest.java,v 1.6 2006/02/05 21:47:42 elharo Exp $ | |
46 | */ | |
47 | ||
48 | package org.jaxen.pattern; | |
49 | ||
50 | import org.jaxen.Context; | |
51 | import org.jaxen.Navigator; | |
52 | ||
53 | /** <p><code>NamespaceTest</code> tests for a given namespace URI.</p> | |
54 | * | |
55 | * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> | |
56 | * @version $Revision: 1.6 $ | |
57 | */ | |
58 | public class NamespaceTest extends NodeTest { | |
59 | ||
60 | /** The prefix to match against */ | |
61 | private String prefix; | |
62 | ||
63 | /** The type of node to match - either attribute or element */ | |
64 | private short nodeType; | |
65 | ||
66 | public NamespaceTest(String prefix, short nodeType) | |
67 | 2 | { |
68 | 2 | if ( prefix == null ) |
69 | { | |
70 | 0 | prefix = ""; |
71 | } | |
72 | 2 | this.prefix = prefix; |
73 | 2 | this.nodeType = nodeType; |
74 | 2 | } |
75 | ||
76 | /** @return true if the pattern matches the given node | |
77 | */ | |
78 | public boolean matches( Object node, Context context ) | |
79 | { | |
80 | 0 | Navigator navigator = context.getNavigator(); |
81 | 0 | String uri = getURI( node, context ); |
82 | ||
83 | 0 | if ( nodeType == Pattern.ELEMENT_NODE ) |
84 | { | |
85 | 0 | return navigator.isElement( node ) |
86 | && uri.equals( navigator.getElementNamespaceUri( node ) ); | |
87 | } | |
88 | 0 | else if ( nodeType == Pattern.ATTRIBUTE_NODE ) |
89 | { | |
90 | 0 | return navigator.isAttribute( node ) |
91 | && uri.equals( navigator.getAttributeNamespaceUri( node ) ); | |
92 | } | |
93 | 0 | return false; |
94 | } | |
95 | ||
96 | public double getPriority() | |
97 | { | |
98 | 2 | return -0.25; |
99 | } | |
100 | ||
101 | ||
102 | public short getMatchType() | |
103 | { | |
104 | 2 | return nodeType; |
105 | } | |
106 | ||
107 | public String getText() | |
108 | { | |
109 | 0 | return prefix + ":"; |
110 | } | |
111 | ||
112 | public String toString() | |
113 | { | |
114 | 0 | return super.toString() + "[ prefix: " + prefix + " type: " + nodeType + " ]"; |
115 | } | |
116 | ||
117 | /** Returns the URI of the current prefix or "" if no URI can be found | |
118 | */ | |
119 | protected String getURI(Object node, Context context) | |
120 | { | |
121 | 0 | String uri = context.getNavigator().translateNamespacePrefixToUri( prefix, node ); |
122 | 0 | if ( uri == null ) |
123 | { | |
124 | 0 | uri = context.getContextSupport().translateNamespacePrefixToUri( prefix ); |
125 | } | |
126 | 0 | if ( uri == null ) |
127 | { | |
128 | 0 | uri = ""; |
129 | } | |
130 | 0 | return uri; |
131 | } | |
132 | } |