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 * DetachCallback.java 20 * 21 */ 22 23 package javax.jdo.listener; 24 25 /** 26 * This interface is used to notify instances of detach events. 27 * @version 2.0 28 * @since 2.0 29 */ 30 public interface DetachCallback { 31 32 /** 33 * This method is called during the execution of 34 * {@link javax.jdo.PersistenceManager#detachCopy} on the 35 * persistent instance before the copy is made. 36 * @since 2.0 37 */ 38 public void jdoPreDetach(); 39 40 /** 41 * This method is called during the execution of 42 * {@link javax.jdo.PersistenceManager#detachCopy} on the 43 * detached instance after the copy is made. 44 * @param detached The corresponding (attached) persistent instance. 45 * @since 2.0 46 */ 47 public void jdoPostDetach(Object detached); 48 }