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Java > Open Source Codes > org > apache > axis > encoding > ser > castor > CastorSerializer


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 "Axis" 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.
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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.
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36  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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42  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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50  * This software consists of voluntary contributions made by many
51  * individuals on behalf of the Apache Software Foundation. For more
52  * information on the Apache Software Foundation, please see
53  * <http://www.apache.org/>.
54  */
55
56 package org.apache.axis.encoding.ser.castor;
57
58 import org.apache.axis.Constants;
59 import org.apache.axis.components.logger.LogFactory;
60 import org.apache.axis.encoding.SerializationContext;
61 import org.apache.axis.encoding.Serializer;
62 import org.apache.axis.utils.Messages;
63 import org.apache.axis.wsdl.fromJava.Types;
64 import org.apache.commons.logging.Log;
65 import org.exolab.castor.xml.MarshalException;
66 import org.exolab.castor.xml.Marshaller;
67 import org.exolab.castor.xml.ValidationException;
68 import org.w3c.dom.Element JavaDoc;
69 import org.xml.sax.Attributes JavaDoc;
70
71 import javax.xml.namespace.QName JavaDoc;
72 import java.io.IOException JavaDoc;
73
74 /**
75  * Castor serializer
76  *
77  * @author Olivier Brand (olivier.brand@vodafone.com)
78  * @author Steve Loughran
79  * @version 1.0
80  */
81 public class CastorSerializer implements Serializer {
82
83     protected static Log log =
84             LogFactory.getLog(CastorSerializer.class.getName());
85
86     /**
87      * Serialize a Castor object.
88      *
89      * @param name
90      * @param attributes
91      * @param value this must be a castor object for marshalling
92      * @param context
93      * @throws IOException for XML schema noncompliance, bad object type, and any IO
94      * trouble.
95      */
96     public void serialize(QName JavaDoc name,
97                           Attributes JavaDoc attributes,
98                           Object JavaDoc value,
99                           SerializationContext context)
100             throws IOException JavaDoc {
101         try {
102             AxisContentHandler hand = new AxisContentHandler(context);
103             Marshaller marshaller = new Marshaller(hand);
104
105             // Don't include the DOCTYPE, otherwise an exception occurs due to
106 //2 DOCTYPE defined in the document. The XML fragment is included in
107 //an XML document containing already a DOCTYPE
108 marshaller.setMarshalAsDocument(false);
109             marshaller.setRootElement(name.getLocalPart());
110             
111             // Marshall the Castor object into the stream (sink)
112 marshaller.marshal(value);
113         } catch (MarshalException me) {
114             log.error(Messages.getMessage("castorMarshalException00"), me);
115             throw new IOException JavaDoc(Messages.getMessage(
116                     "castorMarshalException00")
117                     + me.getLocalizedMessage());
118         } catch (ValidationException ve) {
119             log.error(Messages.getMessage("castorValidationException00"), ve);
120             throw new IOException JavaDoc(Messages.getMessage(
121                     "castorValidationException00")
122                     + ve.getLocation() + ": " + ve.getLocalizedMessage());
123         }
124     }
125
126     public String JavaDoc getMechanismType() {
127         return Constants.AXIS_SAX;
128     }
129
130     /**
131      * Return XML schema for the specified type, suitable for insertion into
132      * the &lt;types&gt; element of a WSDL document, or underneath an
133      * &lt;element&gt; or &lt;attribute&gt; declaration.
134      *
135      * @param javaType the Java Class we're writing out schema for
136      * @param types the Java2WSDL Types object which holds the context
137      * for the WSDL being generated.
138      * @return a type element containing a schema simpleType/complexType
139      * @see org.apache.axis.wsdl.fromJava.Types
140      */
141     public Element JavaDoc writeSchema(Class JavaDoc javaType, Types types) throws Exception JavaDoc {
142         return null;
143     }
144 }
145
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