KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > openlaszlo > iv > flash > xml > generic > XPathProcessorImpl


1 /*
2  * $Id: XPathProcessorImpl.java,v 1.5 2002/02/24 02:31:00 skavish Exp $
3  *
4  * ===========================================================================
5  *
6  * The JGenerator Software License, Version 1.0
7  *
8  * Copyright (c) 2000 Dmitry Skavish (skavish@usa.net). All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright
14  * notice, this list of conditions and the following disclaimer.
15  *
16  * 2. Redistributions in binary form must reproduce the above copyright
17  * notice, this list of conditions and the following disclaimer in
18  * the documentation and/or other materials provided with the
19  * distribution.
20  *
21  * 3. The end-user documentation included with the redistribution, if
22  * any, must include the following acknowlegement:
23  * "This product includes software developed by Dmitry Skavish
24  * (skavish@usa.net, http://www.flashgap.com/)."
25  * Alternately, this acknowlegement may appear in the software itself,
26  * if and wherever such third-party acknowlegements normally appear.
27  *
28  * 4. The name "The JGenerator" must not be used to endorse or promote
29  * products derived from this software without prior written permission.
30  * For written permission, please contact skavish@usa.net.
31  *
32  * 5. Products derived from this software may not be called "The JGenerator"
33  * nor may "The JGenerator" appear in their names without prior written
34  * permission of Dmitry Skavish.
35  *
36  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
37  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
38  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
39  * DISCLAIMED. IN NO EVENT SHALL DMITRY SKAVISH OR THE OTHER
40  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
43  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
44  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
45  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
46  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47  * SUCH DAMAGE.
48  *
49  */
50
51 package org.openlaszlo.iv.flash.xml.generic;
52
53 import org.openlaszlo.iv.flash.xml.*;
54
55 import java.util.*;
56 import org.w3c.dom.*;
57 import javax.xml.transform.TransformerException JavaDoc;
58
59 /**
60  * XPath processor
61  * <P>
62  * Provides various methods for XPath processing
63  *
64  * @author Dmitry Skavish
65  */
66 public class XPathProcessorImpl implements XPathProcessor {
67
68     /**
69      * Evaluates XPath to list of nodes.
70      *
71      * @param expr XPath expression
72      * @param node xml node to evaluated on
73      * @return result of xpath execution - iterator on nodes
74      * @exception Exception
75      */
76     public Iterator selectNodeList(String JavaDoc expr, Node node) throws TransformerException JavaDoc {
77         return new Iterator() {
78                 public boolean hasNext() {
79                     return false;
80                 }
81                 public Object JavaDoc next() {
82                     throw new NoSuchElementException();
83                 }
84                 public void remove() {
85                 }
86             };
87     }
88
89     /**
90      * Evaluates XPath to one node.
91      *
92      * @param expr XPath expression
93      * @param node xml node to be evaluated on
94      * @return xml node
95      * @exception Exception
96      */
97     public Node selectSingleNode(String JavaDoc expr, Node node) throws TransformerException JavaDoc {
98         return null;
99     }
100 }
101
102
103
104
105
106
Popular Tags