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1 /*
2  * $Header: /home/projects/jaxen/scm/jaxen/src/java/samples/JDOMDemo.java,v 1.6 2002/05/20 08:34:10 jstrachan Exp $
3  * $Revision: 1.6 $
4  * $Date: 2002/05/20 08:34:10 $
5  *
6  * ====================================================================
7  *
8  * Copyright (C) 2000-2002 bob mcwhirter & James Strachan.
9  * All rights reserved.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  *
15  * 1. Redistributions of source code must retain the above copyright
16  * notice, this list of conditions, and the following disclaimer.
17  *
18  * 2. Redistributions in binary form must reproduce the above copyright
19  * notice, this list of conditions, and the disclaimer that follows
20  * these conditions in the documentation and/or other materials
21  * provided with the distribution.
22  *
23  * 3. The name "Jaxen" must not be used to endorse or promote products
24  * derived from this software without prior written permission. For
25  * written permission, please contact license@jaxen.org.
26  *
27  * 4. Products derived from this software may not be called "Jaxen", nor
28  * may "Jaxen" appear in their name, without prior written permission
29  * from the Jaxen Project Management (pm@jaxen.org).
30  *
31  * In addition, we request (but do not require) that you include in the
32  * end-user documentation provided with the redistribution and/or in the
33  * software itself an acknowledgement equivalent to the following:
34  * "This product includes software developed by the
35  * Jaxen Project (http://www.jaxen.org/)."
36  * Alternatively, the acknowledgment may be graphical using the logos
37  * available at http://www.jaxen.org/
38  *
39  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
40  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
41  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
42  * DISCLAIMED. IN NO EVENT SHALL THE Jaxen AUTHORS OR THE PROJECT
43  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
45  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
46  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
47  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
48  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
49  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50  * SUCH DAMAGE.
51  *
52  * ====================================================================
53  * This software consists of voluntary contributions made by many
54  * individuals on behalf of the Jaxen Project and was originally
55  * created by bob mcwhirter <bob@werken.com> and
56  * James Strachan <jstrachan@apache.org>. For more information on the
57  * Jaxen Project, please see <http://www.jaxen.org/>.
58  *
59  * $Id: JDOMDemo.java,v 1.6 2002/05/20 08:34:10 jstrachan Exp $
60  */
61
62
63 import org.jdom.Document;
64 import org.jdom.JDOMException;
65 import org.jdom.input.SAXBuilder;
66
67 import org.jaxen.XPath;
68 import org.jaxen.XPathSyntaxException;
69 import org.jaxen.JaxenException;
70
71 import org.jaxen.jdom.JDOMXPath;
72
73 import java.util.List JavaDoc;
74 import java.util.Iterator JavaDoc;
75
76 public class JDOMDemo
77 {
78     public static void main(String JavaDoc[] args)
79     {
80         if ( args.length != 2 )
81         {
82             System.err.println("usage: JDOMDemo <document url> <xpath expr>");
83             System.exit( 1 );
84         }
85
86         try
87         {
88             SAXBuilder builder = new SAXBuilder();
89             
90             Document doc = builder.build( args[0] );
91             
92             XPath xpath = new JDOMXPath( args[1] );
93             
94             List JavaDoc results = xpath.selectNodes( doc );
95             
96             Iterator JavaDoc resultIter = results.iterator();
97
98             System.out.println("Document :: " + args[0] );
99             System.out.println(" XPath :: " + args[1] );
100             System.out.println("");
101             System.out.println("Results" );
102             System.out.println("----------------------------------");
103
104             while ( resultIter.hasNext() )
105             {
106                 System.out.println( resultIter.next() );
107             }
108         }
109         catch (JDOMException e)
110         {
111             e.printStackTrace();
112         }
113         catch (XPathSyntaxException e)
114         {
115             System.err.println( e.getMultilineMessage() );
116         }
117         catch (JaxenException e)
118         {
119             e.printStackTrace();
120         }
121         catch (Exception JavaDoc e)
122         {
123             e.printStackTrace();
124         }
125     }
126 }
127
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