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 * RegisterClassListener.java
20 *
21 */
22
23 package javax.jdo.spi;
24
25 import java.util.EventListener;
26
27 /**
28 * A "RegisterClassEvent" event gets fired whenever a persistence-capable class
29 * is loaded and gets registered with the <code>JDOImplHelper</code>. You can register a
30 * <code>RegisterClassListener</code> so as to be notified of any registration of a
31 * persistence-capable class.
32 *
33 * @version 1.0
34 */
35 public interface RegisterClassListener
36 extends EventListener
37 {
38 /**
39 * This method gets called when a persistence-capable class is registered.
40 * @param event a <code>RegisterClassEvent</code> instance describing the registered
41 * class plus metadata.
42 */
43 public void registerClass(RegisterClassEvent event);
44 }