1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.cache;
24  
25  import com.liferay.portal.kernel.cache.PortalCache;
26  
27  import java.io.Serializable;
28  
29  import java.util.Map;
30  import java.util.concurrent.ConcurrentHashMap;
31  
32  /**
33   * <a href="MemoryPortalCache.java.html"><b><i>View Source</i></b></a>
34   *
35   * @author Brian Wing Shun Chan
36   *
37   */
38  public class MemoryPortalCache implements PortalCache {
39  
40      public MemoryPortalCache(int initialCapacity) {
41           _map = new ConcurrentHashMap<String, Object>(initialCapacity);
42      }
43  
44      public Object get(String key) {
45          return _map.get(key);
46      }
47  
48      public void put(String key, Object obj) {
49          _map.put(key, obj);
50      }
51  
52      public void put(String key, Object obj, int timeToLive) {
53          _map.put(key, obj);
54      }
55  
56      public void put(String key, Serializable obj) {
57          _map.put(key, obj);
58      }
59  
60      public void put(String key, Serializable obj, int timeToLive) {
61          _map.put(key, obj);
62      }
63  
64      public void remove(String key) {
65          _map.remove(key);
66      }
67  
68      public void removeAll() {
69          _map.clear();
70      }
71  
72      private Map<String, Object> _map;
73  
74  }