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Java > Open Source Codes > org > dom4j > datatype > NamedTypeResolver


1 /*
2  * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
3  *
4  * This software is open source.
5  * See the bottom of this file for the licence.
6  */

7
8 package org.dom4j.datatype;
9
10 import com.sun.msv.datatype.xsd.XSDatatype;
11
12 import java.util.HashMap JavaDoc;
13 import java.util.Iterator JavaDoc;
14 import java.util.Map JavaDoc;
15
16 import org.dom4j.DocumentFactory;
17 import org.dom4j.Element;
18 import org.dom4j.QName;
19
20 /**
21  * <p>
22  * <code>NamedTypeResolver</code> resolves named types for a given QName.
23  * </p>
24  *
25  * @author Yuxin Ruan
26  * @version $Revision: 1.8 $
27  */

28 class NamedTypeResolver {
29     protected Map JavaDoc complexTypeMap = new HashMap JavaDoc();
30
31     protected Map JavaDoc simpleTypeMap = new HashMap JavaDoc();
32
33     protected Map JavaDoc typedElementMap = new HashMap JavaDoc();
34
35     protected Map JavaDoc elementFactoryMap = new HashMap JavaDoc();
36
37     protected DocumentFactory documentFactory;
38
39     NamedTypeResolver(DocumentFactory documentFactory) {
40         this.documentFactory = documentFactory;
41     }
42
43     void registerComplexType(QName type, DocumentFactory factory) {
44         complexTypeMap.put(type, factory);
45     }
46
47     void registerSimpleType(QName type, XSDatatype datatype) {
48         simpleTypeMap.put(type, datatype);
49     }
50
51     void registerTypedElement(Element element, QName type,
52             DocumentFactory parentFactory) {
53         typedElementMap.put(element, type);
54         elementFactoryMap.put(element, parentFactory);
55     }
56
57     void resolveElementTypes() {
58         Iterator JavaDoc iterator = typedElementMap.keySet().iterator();
59
60         while (iterator.hasNext()) {
61             Element element = (Element) iterator.next();
62             QName elementQName = getQNameOfSchemaElement(element);
63             QName type = (QName) typedElementMap.get(element);
64
65             if (complexTypeMap.containsKey(type)) {
66                 DocumentFactory factory = (DocumentFactory) complexTypeMap
67                         .get(type);
68                 elementQName.setDocumentFactory(factory);
69             } else if (simpleTypeMap.containsKey(type)) {
70                 XSDatatype datatype = (XSDatatype) simpleTypeMap.get(type);
71                 DocumentFactory factory = (DocumentFactory) elementFactoryMap
72                         .get(element);
73
74                 if (factory instanceof DatatypeElementFactory) {
75                     ((DatatypeElementFactory) factory)
76                             .setChildElementXSDatatype(elementQName, datatype);
77                 }
78             }
79         }
80     }
81
82     void resolveNamedTypes() {
83         resolveElementTypes();
84     }
85
86     private QName getQNameOfSchemaElement(Element element) {
87         String JavaDoc name = element.attributeValue("name");
88
89         return getQName(name);
90     }
91
92     private QName getQName(String JavaDoc name) {
93         return documentFactory.createQName(name);
94     }
95 }
96
97 /*
98  * Redistribution and use of this software and associated documentation
99  * ("Software"), with or without modification, are permitted provided that the
100  * following conditions are met:
101  *
102  * 1. Redistributions of source code must retain copyright statements and
103  * notices. Redistributions must also contain a copy of this document.
104  *
105  * 2. Redistributions in binary form must reproduce the above copyright notice,
106  * this list of conditions and the following disclaimer in the documentation
107  * and/or other materials provided with the distribution.
108  *
109  * 3. The name "DOM4J" must not be used to endorse or promote products derived
110  * from this Software without prior written permission of MetaStuff, Ltd. For
111  * written permission, please contact dom4j-info@metastuff.com.
112  *
113  * 4. Products derived from this Software may not be called "DOM4J" nor may
114  * "DOM4J" appear in their names without prior written permission of MetaStuff,
115  * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
116  *
117  * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
118  *
119  * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
120  * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
121  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
122  * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
123  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
124  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
125  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
126  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
127  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
128  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
129  * POSSIBILITY OF SUCH DAMAGE.
130  *
131  * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
132  */

133
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