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


1 /*
2  * Copyright 2001-2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 package org.apache.axis.encoding.ser.castor;
18
19 import org.apache.axis.encoding.DeserializationContext;
20 import org.apache.axis.encoding.Deserializer;
21 import org.apache.axis.encoding.DeserializerImpl;
22 import org.apache.axis.message.MessageElement;
23 import org.apache.axis.utils.Messages;
24 import org.exolab.castor.xml.MarshalException;
25 import org.exolab.castor.xml.Unmarshaller;
26 import org.exolab.castor.xml.ValidationException;
27 import org.xml.sax.SAXException JavaDoc;
28
29 import javax.xml.namespace.QName JavaDoc;
30
31 /**
32  * Castor deserializer
33  *
34  * @author Olivier Brand (olivier.brand@vodafone.com)
35  * @author Steve Loughran
36  * @version 1.0
37  */
38 public class CastorDeserializer
39         extends DeserializerImpl
40         implements Deserializer {
41
42     public QName JavaDoc xmlType;
43     public Class JavaDoc javaType;
44
45     public CastorDeserializer(Class JavaDoc javaType, QName JavaDoc xmlType) {
46         this.xmlType = xmlType;
47         this.javaType = javaType;
48     }
49
50     /**
51      * Return something even if no characters were found.
52      */
53     public void onEndElement(
54             String JavaDoc namespace,
55             String JavaDoc localName,
56             DeserializationContext context)
57             throws SAXException JavaDoc {
58         try {
59             MessageElement msgElem = context.getCurElement();
60             if (msgElem != null) {
61                 // Unmarshall the nested XML element into a castor object of type 'javaType'
62 value = Unmarshaller.unmarshal(javaType, msgElem.getAsDOM());
63             }
64         } catch (MarshalException me) {
65             log.error(Messages.getMessage("castorMarshalException00"), me);
66             throw new SAXException JavaDoc(Messages.getMessage("castorMarshalException00")
67                     + me.getLocalizedMessage());
68         } catch (ValidationException ve) {
69             log.error(Messages.getMessage("castorValidationException00"), ve);
70             throw new SAXException JavaDoc(Messages.getMessage("castorValidationException00")
71                     + ve.getLocation() + ": " + ve.getLocalizedMessage());
72         } catch (Exception JavaDoc exp) {
73             log.error(Messages.getMessage("exception00"), exp);
74             throw new SAXException JavaDoc(exp);
75         }
76
77     }
78 }
79
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