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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  package org.apache.jetspeed.components.interceptors;
18  
19  import org.aopalliance.intercept.MethodInvocation;
20  import org.apache.jetspeed.cache.general.GeneralCache;
21  
22  /***
23   * <p>
24   * RemoveFromCacheInterceptor
25   * </p>
26   * <p>
27   *
28   * </p>
29   * @author <a href="mailto:weaver@apache.org">Scott T. Weaver</a>
30   * @version $Id: RemoveFromCacheInterceptor.java 516448 2007-03-09 16:25:47Z ate $
31   *
32   */
33  public class RemoveFromCacheInterceptor extends AbstractCacheInterceptor
34  {
35  
36      /***
37       * @param cache
38       */
39      public RemoveFromCacheInterceptor( GeneralCache cache )
40      {
41          super(cache);
42      }
43      
44      /***
45       * 
46       * <p>
47       * doCacheOperation
48       * </p>
49       *
50       * @see org.apache.jetspeed.components.interceptors.AbstractCacheInterceptor#doCacheOperation(org.aopalliance.intercept.MethodInvocation, java.lang.String)
51       * @param mi
52       * @param uniqueKey
53       * @return
54       * @throws Throwable
55       */
56      protected Object doCacheOperation( MethodInvocation mi, String uniqueKey ) throws Throwable
57      {
58          cache.remove(uniqueKey);
59          return mi.proceed();
60      }
61  }