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Java > Open Source Codes > oracle > toplink > essentials > descriptors > DescriptorEventAdapter


1 /*
2  * The contents of this file are subject to the terms
3  * of the Common Development and Distribution License
4  * (the "License"). You may not use this file except
5  * in compliance with the License.
6  *
7  * You can obtain a copy of the license at
8  * glassfish/bootstrap/legal/CDDLv1.0.txt or
9  * https://glassfish.dev.java.net/public/CDDLv1.0.html.
10  * See the License for the specific language governing
11  * permissions and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL
14  * HEADER in each file and include the License file at
15  * glassfish/bootstrap/legal/CDDLv1.0.txt. If applicable,
16  * add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your
18  * own identifying information: Portions Copyright [yyyy]
19  * [name of copyright owner]
20  */
21 // Copyright (c) 1998, 2005, Oracle. All rights reserved.
22 package oracle.toplink.essentials.descriptors;
23
24 import java.util.Vector JavaDoc;
25
26 /**
27  * <p><b>Purpose</b>: Provides an empty implementation of DescriptorEventListener.
28  * Users who do not require the full DescritorEventListener API can subclass this class
29  * and implement only the methods required.
30  *
31  * @see DescriptorEventManager
32  * @see DescriptorEvent
33  */
34 public class DescriptorEventAdapter implements DescriptorEventListener {
35     public void aboutToInsert(DescriptorEvent event) {}
36
37     public void aboutToUpdate(DescriptorEvent event) {}
38
39     public void aboutToDelete(DescriptorEvent event) {}
40
41     public boolean isOverriddenEvent(DescriptorEvent event, Vector JavaDoc eventManagers) {
42         return false;
43     }
44     
45     public void postBuild(DescriptorEvent event) {}
46
47     public void postClone(DescriptorEvent event) {}
48
49     public void postDelete(DescriptorEvent event) {}
50
51     public void postInsert(DescriptorEvent event) {}
52
53     public void postMerge(DescriptorEvent event) {}
54
55     public void postRefresh(DescriptorEvent event) {}
56
57     public void postUpdate(DescriptorEvent event) {}
58
59     public void postWrite(DescriptorEvent event) {}
60
61     public void prePersist(DescriptorEvent event) {}
62
63     public void preDelete(DescriptorEvent event) {}
64
65     public void preRemove(DescriptorEvent event) {}
66     
67     public void preInsert(DescriptorEvent event) {}
68
69     public void preUpdate(DescriptorEvent event) {}
70     
71     public void preUpdateWithChanges(DescriptorEvent event) {}
72
73     public void preWrite(DescriptorEvent event) {}
74 }
75
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