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1   /*
2    * Copyright 2005 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  /*
18   * DeleteLifecycleListener.java
19   *
20   */
21  
22  package javax.jdo.listener;
23  
24  import javax.jdo.PersistenceManager;
25  
26  /***
27   * This interface is implemented by listeners to be notified of
28   * delete events.
29   * @version 2.0
30   * @since 2.0
31   */
32  public interface DeleteLifecycleListener
33      extends InstanceLifecycleListener {
34  
35      /***
36       * Invoked whenever a persistent instance is deleted, for example
37       * during {@link PersistenceManager#deletePersistent}. Access to field
38       * values within this call are permitted.  
39       * <P>This method is called before the instance callback
40       * {@link DeleteCallback#jdoPreDelete}.
41       * @param event the delete event.
42       * @since 2.0
43       */
44      void preDelete (InstanceLifecycleEvent event);
45  
46      /***
47       * Invoked whenever a persistent instance is deleted, for example
48       * during {@link PersistenceManager#deletePersistent}.
49       * <P>This method is called after the instance transitions
50       * to persistent-deleted. Access to field values is not permitted.
51       * @param event the delete event.
52       * @since 2.0
53       */
54      void postDelete (InstanceLifecycleEvent event);
55  }