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Java > Open Source Codes > org > xmldb > xupdate > lexus > commands > InsertStates


1 package org.xmldb.xupdate.lexus.commands;
2
3 /*
4  * The XML:DB Initiative Software License, Version 1.0
5  *
6  *
7  * Copyright (c) 2000-2003 The XML:DB Initiative. All rights
8  * reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  *
14  * 1. Redistributions of source code must retain the above copyright
15  * notice, this list of conditions and the following disclaimer.
16  *
17  * 2. Redistributions in binary form must reproduce the above copyright
18  * notice, this list of conditions and the following disclaimer in
19  * the documentation and/or other materials provided with the
20  * distribution.
21  *
22  * 3. The end-user documentation included with the redistribution,
23  * if any, must include the following acknowledgment:
24  * "This product includes software developed by the
25  * XML:DB Initiative (http://www.xmldb.org/)."
26  * Alternately, this acknowledgment may appear in the software itself,
27  * if and wherever such third-party acknowledgments normally appear.
28  *
29  * 4. The name "XML:DB Initiative" must not be used to endorse or
30  * promote products derived from this software without prior written
31  * permission. For written permission, please contact info@xmldb.org.
32  *
33  * 5. Products derived from this software may not be called "XML:DB",
34  * nor may "XML:DB" appear in their name, without prior written
35  * permission of the XML:DB Initiative.
36  *
37  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48  * SUCH DAMAGE.
49  * ====================================================================
50  *
51  * This software consists of voluntary contributions made by many
52  * individuals on behalf of the XML:DB Initiative. For more information
53  * on the XML:DB Initiative, please see <http://www.xmldb.org/>.
54  */
55
56 import org.w3c.dom.NamedNodeMap JavaDoc;
57 import org.w3c.dom.Node JavaDoc;
58
59 import java.util.Hashtable JavaDoc;
60 import java.util.Vector JavaDoc;
61
62 /**
63  *
64  * @version $Id: InsertStates.java,v 1.5 2003/05/21 13:12:03 jbreedveld Exp $
65  * @author <a HREF="http://www.smb-tec.com">SMB</a>
66  */
67 public abstract class InsertStates extends Object JavaDoc {
68
69   /* */
70   protected Hashtable JavaDoc attributes = null;
71   /* */
72   protected Vector JavaDoc characters = null;
73
74
75   /**
76    *
77    */
78   public InsertStates() {
79     characters = new Vector JavaDoc();
80   }
81
82
83   /**
84    *
85    */
86   public void reset() {
87     characters.clear();
88   }
89
90
91   /**
92    *
93    */
94   public void submitAttributes(Hashtable JavaDoc attributes) {
95     this.attributes = attributes;
96   }
97
98
99   /**
100    *
101    */
102   public void submitCharacters(String JavaDoc data) {
103     characters.addElement(data);
104   }
105
106
107   /**
108    *
109    */
110   public abstract Node JavaDoc execute(Node JavaDoc contextNode) throws Exception JavaDoc;
111
112   /**
113    * Look in all ancestor elements of contextNode for an default namespace
114    * declarations with the specified URI namespaceURI
115    */
116   protected boolean hasDefaultNamespace(Node JavaDoc contextNode, String JavaDoc namespaceURI) {
117     Node JavaDoc context = contextNode;
118     while (context != null) {
119       if (context.hasAttributes()) {
120         NamedNodeMap JavaDoc attributes = context.getAttributes();
121         Node JavaDoc attr = attributes.getNamedItemNS("http://www.w3.org/2000/xmlns/", "xmlns");
122         if (attr != null) {
123           if (attr.getNodeValue().equals(namespaceURI)) {
124             return true;
125           }
126         }
127       }
128       context = context.getParentNode();
129     }
130     return false;
131   }
132 }
133
134
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