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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 * detach events.
29 * @version 2.0
30 * @since 2.0
31 */
32 public interface DetachLifecycleListener
33 extends InstanceLifecycleListener {
34
35 /***
36 * This method is called during the execution of
37 * {@link PersistenceManager#detachCopy} before the
38 * detached copy is made. It is called before the method
39 * {@link DetachCallback#jdoPreDetach} is called on the
40 * instance to be detached.
41 * @param event the detach event.
42 * @since 2.0
43 */
44 void preDetach (InstanceLifecycleEvent event);
45
46 /***
47 * This method is called during the execution of
48 * {@link PersistenceManager#detachCopy} after the
49 * detached copy is made. It is called after the method
50 * {@link DetachCallback#jdoPreDetach} is called on
51 * the detached instance.
52 * @param event the detach event.
53 * @since 2.0
54 */
55 void postDetach (InstanceLifecycleEvent event);
56 }