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


1 /* Copyright 2002-2004 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 java.io.IOException JavaDoc;
25
26 import nu.xom.Attribute;
27 import nu.xom.Comment;
28 import nu.xom.Document;
29 import nu.xom.Element;
30 import nu.xom.Serializer;
31
32 /**
33  *
34  * <p>
35  * Demonstrates interaction of actual base URI with
36  * <code>xml:base</code> attributes.
37  * </p>
38  *
39  * @author Elliotte Rusty Harold
40  * @version 1.0
41  *
42  */
43 public class HelloXMLBase {
44
45   public static void main(String JavaDoc[] args) {
46    
47     Document doc;
48     String JavaDoc base1 = "http://www.base1.com";
49     String JavaDoc base2 = "http://www.base2.com";
50     String JavaDoc base3 = "base3.html";
51
52     Element root = new Element("root");
53     doc = new Document(root);
54     doc.setBaseURI(base1);
55     Element child = new Element("child");
56     root.appendChild(child);
57     child.setBaseURI(base2);
58     child.appendChild(new Comment("here I am"));
59     
60     Element child2 = new Element("child2");
61     root.appendChild(child2);
62  
63     Element child3 = new Element("child3");
64     root.appendChild(child3);
65     child3.addAttribute(new Attribute("xml:base",
66       "http://www.w3.org/XML/1998/namespace", base2));
67  
68     Element child4 = new Element("child4");
69     root.appendChild(child4);
70     child4.addAttribute(new Attribute("xml:base",
71       "http://www.w3.org/XML/1998/namespace", base3));
72     
73     try {
74         Serializer serializer
75           = new Serializer(System.out, "ISO-8859-1");
76         serializer.setPreserveBaseURI(true);
77         serializer.write(doc);
78         serializer.flush();
79         serializer.setPreserveBaseURI(false);
80         serializer.write(doc);
81         serializer.flush();
82     }
83     catch (IOException JavaDoc ex) {
84         // shouldn't happen on System.out
85 ex.printStackTrace();
86     }
87     
88   }
89
90 }
91
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