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1   /*
2    * Copyright 2000-2001,2004 The Apache Software Foundation.
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.apache.jetspeed.cache;
18  
19  /***
20   * FileCacheEventListener on notifications sent when FileCache events occur
21   *
22   *  @author David S. Taylor <a href="mailto:taylor@apache.org">David Sean Taylor</a>
23   *  @version $Id: FileCacheEventListener.java,v 1.4 2004/02/23 02:46:05 jford Exp $
24   */
25  
26  public interface FileCacheEventListener
27  {
28      /***
29       * Refresh event, called when the entry is being refreshed from file system.
30       *
31       * @param entry the entry being refreshed.
32       */
33      void refresh(FileCacheEntry entry);
34  
35      /***
36       * Evict event, called when the entry is being evicted out of the cache
37       *
38       * @param entry the entry being refreshed.
39       */
40      void evict(FileCacheEntry entry);
41  
42  }
43  
44  
45