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Java > Open Source Codes > org > apache > wsif > schema > Schema


1 /*
2  * The Apache Software License, Version 1.1
3  *
4  *
5  * Copyright (c) 2002 The Apache Software Foundation. All rights
6  * reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  * notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in
17  * the documentation and/or other materials provided with the
18  * distribution.
19  *
20  * 3. The end-user documentation included with the redistribution,
21  * if any, must include the following acknowledgment:
22  * "This product includes software developed by the
23  * Apache Software Foundation (http://www.apache.org/)."
24  * Alternately, this acknowledgment may appear in the software itself,
25  * if and wherever such third-party acknowledgments normally appear.
26  *
27  * 4. The names "WSIF" and "Apache Software Foundation" must
28  * not be used to endorse or promote products derived from this
29  * software without prior written permission. For written
30  * permission, please contact apache@apache.org.
31  *
32  * 5. Products derived from this software may not be called "Apache",
33  * nor may "Apache" appear in their name, without prior written
34  * permission of the Apache Software Foundation.
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 THE APACHE SOFTWARE FOUNDATION OR
40  * ITS 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  * This software consists of voluntary contributions made by many
51  * individuals on behalf of the Apache Software Foundation and was
52  * originally based on software copyright (c) 2001, 2002, International
53  * Business Machines, Inc., http://www.apache.org. For more
54  * information on the Apache Software Foundation, please see
55  * <http://www.apache.org/>.
56  */

57
58 package org.apache.wsif.schema;
59
60 import java.io.Serializable JavaDoc;
61 import java.util.ArrayList JavaDoc;
62 import java.util.List JavaDoc;
63
64 import org.w3c.dom.Element JavaDoc;
65 import org.w3c.dom.Node JavaDoc;
66 import org.w3c.dom.NodeList JavaDoc;
67
68 /**
69  * A class to represent the tpo level &lt;schema&gt; element of a schema
70  *
71  * @author Owen Burroughs <owenb@apache.org>
72  */

73 public class Schema implements Serializable JavaDoc {
74     
75     static final long serialVersionUID = 1L;
76     
77     private String JavaDoc targetNamespace = "";
78     private ArrayList JavaDoc types = new ArrayList JavaDoc();
79     private ArrayList JavaDoc iai = new ArrayList JavaDoc();
80
81     /**
82      * Constructor
83      * @param el The dom element for this schema
84      */

85     Schema(Element JavaDoc el) {
86         targetNamespace = el.getAttribute("targetNamespace");
87         NodeList JavaDoc children = el.getChildNodes();
88         for (int i=0; i<children.getLength(); i++) {
89             Node JavaDoc child = children.item(i);
90             if (child.getNodeType() == Node.ELEMENT_NODE) {
91                 Element JavaDoc subEl = (Element JavaDoc) child;
92                 String JavaDoc elType = subEl.getLocalName();
93                 if (elType.equals("complexType")) {
94                     types.add(new ComplexType(subEl, targetNamespace));
95                 } else if (elType.equals("simpleType")) {
96                     types.add(new SimpleType(subEl, targetNamespace));
97                 } else if (elType.equals("element")) {
98                     types.add(new ElementType(subEl, targetNamespace));
99                 } else if (elType.equals("import") || elType.equals("include")) {
100                     // If either an import or an include is defined, we need to get
101
// the referenced file so store its location (if appropriate)
102
String JavaDoc loc = subEl.getAttribute("schemaLocation");
103                     if (loc != null && !loc.equals("")) {
104                         iai.add(loc);
105                     }
106                 } else {
107                     //ignore all other types
108
}
109             }
110         }
111     }
112     
113     /**
114      * Get a list of all the types within this schema
115      * @return A list of SchemaType objects
116      */

117     List JavaDoc getTypes() {
118         return types;
119     }
120
121     /**
122      * Get the "targetNamespace" attribute for this schema
123      * @return The "targetNamespace" attribute
124      */

125     String JavaDoc getTargetNamespace() {
126         return targetNamespace;
127     }
128
129     /**
130      * Get all the locations of imported/included schemas so that they can also be retrieved
131      * @return An array of all the import/include schemaLocations
132      */

133     String JavaDoc[] getImportsAndIncludes() {
134         return (String JavaDoc[]) iai.toArray(new String JavaDoc[iai.size()]);
135     }
136 }
137
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