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