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 */
20 package org.apache.log4j.plugins;
21
22 import java.util.EventListener;
23
24
25 /***
26 * PluginListeners are notified when plugins are started or stopped
27 * by the PluginRegistry.
28 *
29 * @author Paul Smith (psmith@apache.org)
30 */
31 public interface PluginListener extends EventListener {
32 /***
33 * Notification that plugin has started.
34 * @param e event
35 */
36 void pluginStarted(PluginEvent e);
37
38 /***
39 * Notification that plugin has stopped.
40 * @param e event
41 */
42 void pluginStopped(PluginEvent e);
43 }