Mercurial > dive4elements > framework
comparison artifacts-common/src/main/java/de/intevation/artifacts/common/ArtifactNamespaceContext.java @ 113:0344a20f8a93
Added the ArtifactNamespaceContext and a ClientProtocolUtils that helps working with the artifact protocol.
artifacts/trunk@1318 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 16 Feb 2011 15:26:38 +0000 |
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112:2f35e8a84004 | 113:0344a20f8a93 |
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1 /* | |
2 * Copyright (c) 2010 by Intevation GmbH | |
3 * | |
4 * This program is free software under the LGPL (>=v2.1) | |
5 * Read the file LGPL.txt coming with the software for details | |
6 * or visit http://www.gnu.org/licenses/ if it does not exist. | |
7 */ | |
8 | |
9 package de.intevation.artifacts.common; | |
10 | |
11 import java.util.Iterator; | |
12 | |
13 import javax.xml.XMLConstants; | |
14 | |
15 import javax.xml.namespace.NamespaceContext; | |
16 | |
17 /** | |
18 * The namespace used in artifact documents. | |
19 * @author <a href="mailto:sascha.teichmann@intevation">Sascha L. Teichmann</a> | |
20 */ | |
21 public class ArtifactNamespaceContext | |
22 implements NamespaceContext | |
23 { | |
24 /** | |
25 * The URI of the namespace of the artifacts. | |
26 */ | |
27 public final static String NAMESPACE_URI = | |
28 "http://www.intevation.de/2009/artifacts"; | |
29 | |
30 /** | |
31 * The XML prefix for the artifacts namespace. | |
32 */ | |
33 public final static String NAMESPACE_PREFIX = "art"; | |
34 | |
35 /** | |
36 * Final instance to be easily used to avoid creation | |
37 * of instances. | |
38 */ | |
39 public static final ArtifactNamespaceContext INSTANCE = | |
40 new ArtifactNamespaceContext(); | |
41 | |
42 /** | |
43 * The default constructor. | |
44 */ | |
45 public ArtifactNamespaceContext() { | |
46 } | |
47 | |
48 /** | |
49 * @see javax.xml.namespace.NamespaceContext#getNamespaceURI(String) | |
50 * @param prefix The prefix | |
51 * @return The corresponing URI | |
52 */ | |
53 public String getNamespaceURI(String prefix) { | |
54 | |
55 if (prefix == null) { | |
56 throw new NullPointerException("Null prefix"); | |
57 } | |
58 | |
59 if (NAMESPACE_PREFIX.equals(prefix)) { | |
60 return NAMESPACE_URI; | |
61 } | |
62 | |
63 if ("xml".equals(prefix)) { | |
64 return XMLConstants.XML_NS_URI; | |
65 } | |
66 | |
67 return XMLConstants.NULL_NS_URI; | |
68 } | |
69 | |
70 /** | |
71 * @see javax.xml.namespace.NamespaceContext#getPrefix(String) | |
72 * @param uri The URI | |
73 * @return nothing. | |
74 * @throws java.lang.UnsupportedOperationException | |
75 */ | |
76 public String getPrefix(String uri) { | |
77 throw new UnsupportedOperationException(); | |
78 } | |
79 | |
80 /** | |
81 * @see javax.xml.namespace.NamespaceContext#getPrefixes(java.lang.String) | |
82 * @param uri The URI | |
83 * @return nothing | |
84 * @throws java.lang.UnsupportedOperationException | |
85 */ | |
86 public Iterator getPrefixes(String uri) { | |
87 throw new UnsupportedOperationException(); | |
88 } | |
89 } | |
90 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |