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1   /*
2    * This file is part of ***  M y C o R e  ***
3    * See http://www.mycore.de/ for details.
4    *
5    * MyCoRe is free software: you can redistribute it and/or modify
6    * it under the terms of the GNU General Public License as published by
7    * the Free Software Foundation, either version 3 of the License, or
8    * (at your option) any later version.
9    *
10   * MyCoRe is distributed in the hope that it will be useful,
11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   * GNU General Public License for more details.
14   *
15   * You should have received a copy of the GNU General Public License
16   * along with MyCoRe.  If not, see <http://www.gnu.org/licenses/>.
17   */
18  
19  package org.mycore.common;
20  
21  /**
22   * Encapsulates informations about the current authenticated user.
23   * 
24   * A instance of this interface is always bound to {@link MCRSession}
25   * and can be requested via {@link MCRSession#getUserInformation()}.
26   * An implementer of this interface should bind the instance to the session via
27   * {@link MCRSession#setUserInformation(MCRUserInformation)}.
28   * @author Thomas Scheffler (yagee)
29   *
30   */
31  public interface MCRUserInformation {
32  
33      String ATT_PRIMARY_GROUP = "primaryGroup";
34  
35      String ATT_REAL_NAME = "realName";
36  
37      String ATT_EMAIL = "eMail";
38  
39      /**
40       * The UserID is the information that is used in <em>user</em> clauses of the ACL System.
41       */
42      String getUserID();
43  
44      /**
45       * The role information is used in <em>group</em> clauses of the ACL System.
46       */
47      boolean isUserInRole(String role);
48  
49      /**
50       * Get additional attributes if they are provided by the underlying user system
51       * @param attribute user attribute name
52       * @return attribute value as String or null if no value is defined;
53       */
54      String getUserAttribute(String attribute);
55  
56  }