Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
IterableAttributeAxis |
|
| 1.0;1 |
1 | /* | |
2 | $Id: IterableAttributeAxis.java,v 1.9 2006/06/03 20:50:12 elharo Exp $ | |
3 | ||
4 | Copyright 2003 The Werken Company. All Rights Reserved. | |
5 | | |
6 | Redistribution and use in source and binary forms, with or without | |
7 | modification, are permitted provided that the following conditions are | |
8 | met: | |
9 | ||
10 | * Redistributions of source code must retain the above copyright | |
11 | notice, this list of conditions and the following disclaimer. | |
12 | ||
13 | * Redistributions in binary form must reproduce the above copyright | |
14 | notice, this list of conditions and the following disclaimer in the | |
15 | documentation and/or other materials provided with the distribution. | |
16 | ||
17 | * Neither the name of the Jaxen Project nor the names of its | |
18 | contributors may be used to endorse or promote products derived | |
19 | from this software without specific prior written permission. | |
20 | ||
21 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS | |
22 | IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED | |
23 | TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A | |
24 | PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER | |
25 | OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
26 | EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
27 | PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
28 | PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
29 | LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
30 | NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
31 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
32 | ||
33 | */ | |
34 | package org.jaxen.expr.iter; | |
35 | ||
36 | import java.util.Iterator; | |
37 | ||
38 | import org.jaxen.ContextSupport; | |
39 | import org.jaxen.NamedAccessNavigator; | |
40 | import org.jaxen.UnsupportedAxisException; | |
41 | ||
42 | /** | |
43 | * Provide access to the XPath attribute axis. | |
44 | * This axis does not include namespace declarations such as | |
45 | * <code>xmlns</code> and <code>xmlns:<i>prefix</i></code>. | |
46 | * It does include attributes defaulted from the DTD. | |
47 | * | |
48 | * @author Bob McWhirter | |
49 | * @author James Strachan | |
50 | * @author Stephen Colebourne | |
51 | */ | |
52 | public class IterableAttributeAxis extends IterableAxis { | |
53 | ||
54 | /** | |
55 | * | |
56 | */ | |
57 | private static final long serialVersionUID = 1L; | |
58 | ||
59 | /** | |
60 | * Constructor. | |
61 | * | |
62 | * @param value the axis value | |
63 | */ | |
64 | public IterableAttributeAxis(int value) { | |
65 | 732 | super(value); |
66 | 732 | } |
67 | ||
68 | /** | |
69 | * Gets an iterator for the attribute axis. | |
70 | * | |
71 | * @param contextNode the current context node to work from | |
72 | * @param support the additional context information | |
73 | */ | |
74 | public Iterator iterator(Object contextNode, ContextSupport support) throws UnsupportedAxisException { | |
75 | 2434 | return support.getNavigator().getAttributeAxisIterator(contextNode); |
76 | } | |
77 | ||
78 | /** | |
79 | * Gets the iterator for the attribute axis that supports named access. | |
80 | * | |
81 | * @param contextNode the current context node to work from | |
82 | * @param support the additional context information | |
83 | * @param localName the local name of the attributes to return | |
84 | * @param namespacePrefix the prefix of the namespace of the attributes to return | |
85 | * @param namespaceURI the uri of the namespace of the attributes to return | |
86 | */ | |
87 | public Iterator namedAccessIterator( | |
88 | Object contextNode, | |
89 | ContextSupport support, | |
90 | String localName, | |
91 | String namespacePrefix, | |
92 | String namespaceURI) | |
93 | throws UnsupportedAxisException { | |
94 | ||
95 | 2376 | NamedAccessNavigator nav = (NamedAccessNavigator) support.getNavigator(); |
96 | 2376 | return nav.getAttributeAxisIterator(contextNode, localName, namespacePrefix, namespaceURI); |
97 | } | |
98 | ||
99 | /** | |
100 | * Does this axis support named access? | |
101 | * | |
102 | * @param support the additional context information | |
103 | * @return true if named access is supported. If not iterator() will be used. | |
104 | */ | |
105 | public boolean supportsNamedAccess(ContextSupport support) { | |
106 | 4030 | return (support.getNavigator() instanceof NamedAccessNavigator); |
107 | } | |
108 | ||
109 | } |