1   /**
2    * Copyright (c) 2000-2007 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.security.permission;
24  
25  import com.liferay.portal.model.User;
26  import com.liferay.portal.security.auth.PrincipalThreadLocal;
27  import com.liferay.portal.util.PropsUtil;
28  
29  import org.apache.commons.logging.Log;
30  import org.apache.commons.logging.LogFactory;
31  
32  /**
33   * <a href="PermissionCheckerUtil.java.html"><b><i>View Source</i></b></a>
34   *
35   * @author Brian Wing Shun Chan
36   *
37   */
38  public class PermissionCheckerUtil {
39  
40      public static void setThreadValues(User user) {
41          long userId = user.getUserId();
42  
43          String name = String.valueOf(userId);
44  
45          PrincipalThreadLocal.setName(name);
46  
47          try {
48              PermissionCheckerImpl permissionChecker = (PermissionCheckerImpl)
49                  PermissionThreadLocal.getPermissionChecker();
50  
51              if (permissionChecker == null) {
52                  permissionChecker = (PermissionCheckerImpl)Class.forName(
53                      PropsUtil.get(PropsUtil.PERMISSIONS_CHECKER)).newInstance();
54  
55                  boolean checkGuest = true;
56  
57                  permissionChecker.init(user, checkGuest);
58  
59                  PermissionThreadLocal.setPermissionChecker(permissionChecker);
60              }
61          }
62          catch (Exception e) {
63              _log.error(e);
64          }
65      }
66  
67      private static Log _log = LogFactory.getLog(PermissionCheckerUtil.class);
68  
69  }