1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portal.cache.memory;
16  
17  import com.liferay.portal.kernel.cache.PortalCache;
18  
19  import java.io.Serializable;
20  
21  import java.util.Map;
22  import java.util.concurrent.ConcurrentHashMap;
23  
24  /**
25   * <a href="MemoryPortalCache.java.html"><b><i>View Source</i></b></a>
26   *
27   * @author Brian Wing Shun Chan
28   */
29  public class MemoryPortalCache implements PortalCache {
30  
31      public MemoryPortalCache(int initialCapacity) {
32           _map = new ConcurrentHashMap<String, Object>(initialCapacity);
33      }
34  
35      public Object get(String key) {
36          return _map.get(key);
37      }
38  
39      public void put(String key, Object obj) {
40          _map.put(key, obj);
41      }
42  
43      public void put(String key, Object obj, int timeToLive) {
44          _map.put(key, obj);
45      }
46  
47      public void put(String key, Serializable obj) {
48          _map.put(key, obj);
49      }
50  
51      public void put(String key, Serializable obj, int timeToLive) {
52          _map.put(key, obj);
53      }
54  
55      public void remove(String key) {
56          _map.remove(key);
57      }
58  
59      public void removeAll() {
60          _map.clear();
61      }
62  
63      private Map<String, Object> _map;
64  
65  }