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.portal.service.impl;
24  
25  import com.liferay.portal.PortalException;
26  import com.liferay.portal.SystemException;
27  import com.liferay.portal.kernel.util.StringMaker;
28  import com.liferay.portal.model.ResourceCode;
29  import com.liferay.portal.service.base.ResourceCodeLocalServiceBaseImpl;
30  
31  import java.util.Map;
32  import java.util.concurrent.ConcurrentHashMap;
33  
34  /**
35   * <a href="ResourceCodeLocalServiceImpl.java.html"><b><i>View Source</i></b>
36   * </a>
37   *
38   * @author Brian Wing Shun Chan
39   *
40   */
41  public class ResourceCodeLocalServiceImpl
42      extends ResourceCodeLocalServiceBaseImpl {
43  
44      public ResourceCode getResourceCode(long codeId)
45          throws PortalException, SystemException {
46  
47          return resourceCodePersistence.findByPrimaryKey(codeId);
48      }
49  
50      public ResourceCode getResourceCode(long companyId, String name, int scope)
51          throws PortalException, SystemException {
52  
53          // Always cache the resource code. This table exists to improve
54          // performance. Create the resource code if one does not exist.
55  
56          String key = encodeKey(companyId, name, scope);
57  
58          ResourceCode resourceCode = _resourceCodes.get(key);
59  
60          if (resourceCode == null) {
61              resourceCode = resourceCodePersistence.fetchByC_N_S(
62                  companyId, name, scope);
63  
64              if (resourceCode == null) {
65                  long codeId = counterLocalService.increment(
66                      ResourceCode.class.getName());
67  
68                  resourceCode = resourceCodePersistence.create(codeId);
69  
70                  resourceCode.setCompanyId(companyId);
71                  resourceCode.setName(name);
72                  resourceCode.setScope(scope);
73  
74                  resourceCodePersistence.update(resourceCode, false);
75              }
76  
77              _resourceCodes.put(key, resourceCode);
78          }
79  
80          return resourceCode;
81      }
82  
83      protected String encodeKey(long companyId, String name, int scope) {
84          StringMaker sm = new StringMaker();
85  
86          sm.append(companyId);
87          sm.append(name);
88          sm.append(scope);
89  
90          return sm.toString();
91      }
92  
93      private static Map<String, ResourceCode> _resourceCodes =
94          new ConcurrentHashMap<String, ResourceCode>();
95  
96  }