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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software 
12   * distributed under the License is distributed on an "AS IS" BASIS, 
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
14   * See the License for the specific language governing permissions and 
15   * limitations under the License.
16   */
17  
18  /*
19   * DirtyLifecycleListener.java
20   *
21   */
22  
23  package javax.jdo.listener;
24  
25  /**
26   * This interface is implemented by listeners to be notified of
27   * dirty events.
28   * @version 2.0
29   * @since 2.0
30   */
31  public interface DirtyLifecycleListener
32      extends InstanceLifecycleListener {
33  
34      /**
35       *	Invoked whenever a persistent instance is first made dirty,
36       *	during an operation that modifies the value of a persistent or
37       *	transactional field. Called before the value is changed.
38       * @since 2.0
39       */
40      void preDirty (InstanceLifecycleEvent event);
41  
42      /**
43       *	Invoked whenever a persistent instance is first made dirty,
44       *	during an operation that modifies the value of a persistent or
45       *	transactional field. Called after the value is changed.
46       * @since 2.0
47       */
48      void postDirty (InstanceLifecycleEvent event);
49  }