FieldTarget


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;
18  
19  import org.apache.axis.components.logger.LogFactory;
20  import org.apache.axis.utils.Messages;
21  import org.apache.commons.logging.Log;
22  import org.xml.sax.SAXException  ;
23  
24  import java.lang.reflect.Field  ;
25  
26  
27  // Target is a field.  The set method places the value in the field.
28  public class FieldTarget implements Target
29  {
30      protected static Log log =
31          LogFactory.getLog(FieldTarget.class.getName());
32  
33      private Object   targetObject;
34      private Field   targetField;
35      
36      public FieldTarget(Object   targetObject, Field   targetField)
37      {
38          this.targetObject = targetObject;
39          this.targetField = targetField;
40      }
41      
42      public FieldTarget(Object   targetObject, String   fieldName)
43          throws NoSuchFieldException  
44      {
45          Class   cls = targetObject.getClass();
46          targetField = cls.getField(fieldName);
47          this.targetObject = targetObject;
48      }
49      
50      public void set(Object   value) throws SAXException   {
51          try {
52              targetField.set(targetObject, value);
53          } catch (IllegalAccessException   accEx) {
54              log.error(Messages.getMessage("illegalAccessException00"),
55                        accEx);
56              throw new SAXException  (accEx);
57          } catch (IllegalArgumentException   argEx) {
58              log.error(Messages.getMessage("illegalArgumentException00"),
59                        argEx);
60              throw new SAXException  (argEx);
61          }
62      }
63  }
64
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