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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.commons.jcs.jcache;
20  
21  import javax.cache.event.CacheEntryEvent;
22  import javax.cache.event.CacheEntryEventFilter;
23  import javax.cache.event.CacheEntryListenerException;
24  
25  public class NoFilter implements CacheEntryEventFilter<Object, Object>
26  {
27      public static final CacheEntryEventFilter<Object, Object> INSTANCE = new NoFilter();
28  
29      private NoFilter()
30      {
31          // no-op
32      }
33  
34      @Override
35      public boolean evaluate(final CacheEntryEvent<?, ?> event) throws CacheEntryListenerException
36      {
37          return true;
38      }
39  }