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Java > Open Source Codes > nu > xom > samples > MinimalNodeFactory


1 /* Copyright 2002, 2003 Elliotte Rusty Harold
2    
3    This library is free software; you can redistribute it and/or modify
4    it under the terms of version 2.1 of the GNU Lesser General Public
5    License as published by the Free Software Foundation.
6    
7    This library is distributed in the hope that it will be useful,
8    but WITHOUT ANY WARRANTY; without even the implied warranty of
9    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10    GNU Lesser General Public License for more details.
11    
12    You should have received a copy of the GNU Lesser General Public
13    License along with this library; if not, write to the
14    Free Software Foundation, Inc., 59 Temple Place, Suite 330,
15    Boston, MA 02111-1307 USA
16    
17    You can contact Elliotte Rusty Harold by sending e-mail to
18    elharo@metalab.unc.edu. Please include the word "XOM" in the
19    subject line. The XOM home page is located at http://www.xom.nu/
20 */
21
22 package nu.xom.samples;
23
24 import nu.xom.Attribute;
25 import nu.xom.Element;
26 import nu.xom.NodeFactory;
27 import nu.xom.Nodes;
28 /**
29  * <p>
30  * Demonstrates a <code>NodeFactory</code> that builds the minimum
31  * structures possible, just the document and the root element.
32  * </p>
33  *
34  * @author Elliotte Rusty Harold
35  * @version 1.0
36  *
37  */
38 public class MinimalNodeFactory extends NodeFactory {
39
40     private Nodes empty = new Nodes();
41
42     public Nodes makeComment(String JavaDoc data) {
43         return empty;
44     }
45
46     public Nodes makeText(String JavaDoc data) {
47         return empty;
48     }
49
50     public Element makeRootElement(String JavaDoc name, String JavaDoc namespace) {
51         return new Element(name, namespace);
52     }
53     
54     public Element startMakingElement(String JavaDoc name, String JavaDoc namespace) {
55         return null;
56     }
57
58     public Nodes makeAttribute(String JavaDoc name, String JavaDoc namespace,
59       String JavaDoc value, Attribute.Type type) {
60         return empty;
61     }
62
63     public Nodes makeDocType(String JavaDoc rootElementName,
64       String JavaDoc publicID, String JavaDoc systemID) {
65         return empty;
66     }
67
68     public Nodes makeProcessingInstruction(
69       String JavaDoc target, String JavaDoc data) {
70         return empty;
71     }
72
73 }
74
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