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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.dom;
9   
10  import org.w3c.dom.Attr;
11  import org.w3c.dom.DOMException;
12  import org.w3c.dom.Node;
13  
14  /***
15   * <p>
16   * <code>DOMAttributeNodeMap</code> implements a W3C NameNodeMap for the
17   * attributes of an element.
18   * </p>
19   * 
20   * @author <a href="mailto:james.strachan@metastuff.com">James Strachan </a>
21   * @version $Revision: 1.8 $
22   */
23  public class DOMAttributeNodeMap implements org.w3c.dom.NamedNodeMap {
24      private DOMElement element;
25  
26      public DOMAttributeNodeMap(DOMElement element) {
27          this.element = element;
28      }
29  
30      // org.w3c.dom.NamedNodeMap interface
31      // -------------------------------------------------------------------------
32      public void foo() throws DOMException {
33          DOMNodeHelper.notSupported();
34      }
35  
36      public Node getNamedItem(String name) {
37          return element.getAttributeNode(name);
38      }
39  
40      public Node setNamedItem(Node arg) throws DOMException {
41          if (arg instanceof Attr) {
42              return element.setAttributeNode((org.w3c.dom.Attr) arg);
43          } else {
44              throw new DOMException(DOMException.NOT_SUPPORTED_ERR,
45                      "Node is not an Attr: " + arg);
46          }
47      }
48  
49      public Node removeNamedItem(String name) throws DOMException {
50          org.w3c.dom.Attr attr = element.getAttributeNode(name);
51  
52          if (attr == null) {
53              throw new DOMException(DOMException.NOT_FOUND_ERR,
54                      "No attribute named " + name);
55          }
56  
57          return element.removeAttributeNode(attr);
58      }
59  
60      public Node item(int index) {
61          return DOMNodeHelper.asDOMAttr(element.attribute(index));
62      }
63  
64      public int getLength() {
65          return element.attributeCount();
66      }
67  
68      public Node getNamedItemNS(String namespaceURI, String localName) {
69          return element.getAttributeNodeNS(namespaceURI, localName);
70      }
71  
72      public Node setNamedItemNS(Node arg) throws DOMException {
73          if (arg instanceof Attr) {
74              return element.setAttributeNodeNS((org.w3c.dom.Attr) arg);
75          } else {
76              throw new DOMException(DOMException.NOT_SUPPORTED_ERR,
77                      "Node is not an Attr: " + arg);
78          }
79      }
80  
81      public Node removeNamedItemNS(String namespaceURI, String localName)
82              throws DOMException {
83          org.w3c.dom.Attr attr = element.getAttributeNodeNS(namespaceURI,
84                  localName);
85  
86          if (attr != null) {
87              return element.removeAttributeNode(attr);
88          }
89  
90          return attr;
91      }
92  }
93  
94  /*
95   * Redistribution and use of this software and associated documentation
96   * ("Software"), with or without modification, are permitted provided that the
97   * following conditions are met:
98   * 
99   * 1. Redistributions of source code must retain copyright statements and
100  * notices. Redistributions must also contain a copy of this document.
101  * 
102  * 2. Redistributions in binary form must reproduce the above copyright notice,
103  * this list of conditions and the following disclaimer in the documentation
104  * and/or other materials provided with the distribution.
105  * 
106  * 3. The name "DOM4J" must not be used to endorse or promote products derived
107  * from this Software without prior written permission of MetaStuff, Ltd. For
108  * written permission, please contact dom4j-info@metastuff.com.
109  * 
110  * 4. Products derived from this Software may not be called "DOM4J" nor may
111  * "DOM4J" appear in their names without prior written permission of MetaStuff,
112  * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
113  * 
114  * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
115  * 
116  * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
117  * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
118  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
119  * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
120  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
121  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
122  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
123  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
124  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
125  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
126  * POSSIBILITY OF SUCH DAMAGE.
127  * 
128  * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
129  */