ApplicationListener


1   /*
2    * Copyright 2002-2006 the original author or authors.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.springframework.context;
18  
19  import java.util.EventListener  ;
20  
21  /**
22   * Interface to be implemented by application event listeners.
23   * Based on the standard <code>java.util.EventListener</code> interface
24   * for the Observer design pattern.
25   *
26   * @author Rod Johnson
27   * @see org.springframework.context.event.ApplicationEventMulticaster
28   */
29  public interface ApplicationListener extends EventListener   {
30  
31      /**
32       * Handle an application event.
33       * @param event the event to respond to
34       */
35      void onApplicationEvent(ApplicationEvent event);
36  
37  }
38

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