FieldEvent


1   /*
2    * Copyright(C) 2001 Mika Riekkinen, Joni Suominen
3    *
4    * This library is free software; you can redistribute it and/or
5    * modify it under the terms of the GNU Lesser General Public
6    * License as published by the Free Software Foundation; either
7    * version 2.1 of the License, or(at your option) any later version.
8    *
9    * This library is distributed in the hope that it will be useful,
10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   * Lesser General Public License for more details.
13   *
14   * You should have received a copy of the GNU Lesser General Public
15   * License along with this library; if not, write to the Free Software
16   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17   */
18  
19  package alt.jiapi.event;
20  
21  import java.util.EventObject  ;
22  
23  /**
24   * FieldEvent objects are used to identify fields that
25   * are accessed somehow.
26   * 
27   * @author Mika Riekkinen
28   * @author Joni Suominen
29   * @version $Revision: 1.4 $ $Date: 2002/03/20 12:00:32 $
30   */
31  public class FieldEvent extends JiapiEvent {
32      /**
33       * Constant used as an id of the FieldEvent
34       */
35      public static final int FIELD_SET = 1;
36  
37      /**
38       * Constant used as an id of the FieldEvent
39       */
40      public static final int FIELD_GET = 2;
41  
42  
43      /**
44       * Constructor.
45       *
46       * @param fep An instance of FieldEventProducer.
47       * @param sourceObject A Source Object. On static methods, this 
48       *        is the <code>Class</code>, that method belongs to.
49       *        Otherwise Source Object is '<code>this</code>'.
50       * @param fieldName Name of the Field that triggered this event
51       * @param id FIELD_SET or FIELD_GET values should be used
52       */
53      public FieldEvent(FieldEventProducer fep, Object   sourceObject, 
54                        String   fieldName, int id) {
55          super(fep, sourceObject, fieldName, null, id);
56      }
57  
58      /**
59       * Constructor.
60       *
61       * @param fep An instance of FieldEventProducer.
62       * @param sourceObject A Source Object. On static methods, this 
63       *        is the <code>Class</code>, that method belongs to.
64       *        Otherwise Source Object is '<code>this</code>'.
65       * @param fieldName Name of the Field that triggered this event
66       * @param target
67       * @param id FIELD_SET or FIELD_GET values should be used
68       */
69      public FieldEvent(FieldEventProducer fep, Object   sourceObject, 
70                        String   fieldName, Object   target, int id) {
71          super(fep, sourceObject, fieldName, target, id);
72      }
73  
74  
75      /**
76       * Gets the name of the field, that triggered this event.
77       */
78      public String   getFieldName() {
79          return super.getTargetName();
80      }
81  }
82  
83  
84
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