1   /**
2    * Copyright (c) 2000-2008 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.portlet.calendar.service.impl;
24  
25  import com.liferay.portal.kernel.cache.MultiVMPoolUtil;
26  import com.liferay.portal.kernel.cache.PortalCache;
27  import com.liferay.portal.kernel.util.StringMaker;
28  import com.liferay.portal.kernel.util.StringPool;
29  import com.liferay.portlet.calendar.model.CalEvent;
30  
31  import java.util.List;
32  import java.util.Map;
33  import java.util.concurrent.ConcurrentHashMap;
34  
35  /**
36   * <a href="CalEventLocalUtil.java.html"><b><i>View Source</i></b></a>
37   *
38   * @author Brian Wing Shun Chan
39   * @author Michael Young
40   *
41   */
42  public class CalEventLocalUtil {
43  
44      public static final String CACHE_NAME = CalEventLocalUtil.class.getName();
45  
46      protected static void clearEventsPool(long groupId) {
47          String key = _encodeKey(groupId);
48  
49          _cache.remove(key);
50      }
51  
52      protected static Map<String, List<CalEvent>> getEventsPool(long groupId) {
53          String key = _encodeKey(groupId);
54  
55          Map <String, List<CalEvent>> eventsPool =
56              (Map<String, List<CalEvent>>)MultiVMPoolUtil.get(_cache, key);
57  
58          if (eventsPool == null) {
59              eventsPool = new ConcurrentHashMap<String, List<CalEvent>>();
60  
61              MultiVMPoolUtil.put(_cache, key, eventsPool);
62          }
63  
64          return eventsPool;
65      }
66  
67      private static String _encodeKey(long groupId) {
68          StringMaker sm = new StringMaker();
69  
70          sm.append(CACHE_NAME);
71          sm.append(StringPool.POUND);
72          sm.append(groupId);
73  
74          return sm.toString();
75      }
76  
77      private static PortalCache _cache = MultiVMPoolUtil.getCache(CACHE_NAME);
78  
79  }