DefaultAuthenticator


1   /*
2   * Licensed to the Apache Software Foundation (ASF) under one or more
3   *  contributor license agreements.  The ASF licenses this file to You
4   * under the Apache License, Version 2.0 (the "License"); you may not
5   * use this file except in compliance with the License.
6   * You may obtain a copy of the License at
7   *
8   *     http://www.apache.org/licenses/LICENSE-2.0
9   *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.  For additional information regarding
15  * copyright in this work, please see the NOTICE file in the top level
16  * directory of this distribution.
17  */
18  
19  package org.apache.roller.ui.core;
20  
21  import java.security.Principal  ;
22  
23  import javax.servlet.http.HttpServletRequest  ;
24  
25  /** Class used by Roller to check user authentication and role */
26  public class DefaultAuthenticator implements Authenticator
27  {
28      /** Return the name of the request's authenticated user, or null if none */
29      public String   getAuthenticatedUserName( HttpServletRequest   req )
30      {
31          String   ret = null;
32          Principal   prince = req.getUserPrincipal(); 
33          if ( prince != null )
34          {
35              ret = prince.getName();
36          }
37          return ret;
38      }
39  
40      /** Return true if authenticated user is in the specified role */
41      public boolean isAuthenticatedUserInRole(HttpServletRequest   req,String   role)
42      {
43          return req.isUserInRole( role );
44      }
45  }
46  
47

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