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1   /**
2    * This file Copyright (c) 2003-2018 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.cms.security;
35  
36  import info.magnolia.cms.util.UrlPattern;
37  
38  import java.io.Serializable;
39  import java.util.Hashtable;
40  import java.util.Map;
41  
42  
43  /**
44   * Concrete implementation of {@link Permission} using {@link UrlPattern} to match pathes.
45   */
46  public class PermissionImpl implements Permission, Serializable {
47  
48      private static Map<Long, String> nameStrings = new Hashtable<>();
49  
50      static {
51          nameStrings.put(0L, "none");
52          nameStrings.put(Permission.ADD, Permission.PERMISSION_NAME_ADD);
53          nameStrings.put(Permission.SET, Permission.PERMISSION_NAME_SET);
54          nameStrings.put(Permission.REMOVE, Permission.PERMISSION_NAME_REMOVE);
55          nameStrings.put(Permission.READ, Permission.PERMISSION_NAME_READ);
56          nameStrings.put(Permission.EXECUTE, Permission.PERMISSION_NAME_EXECUTE);
57          nameStrings.put(Permission.SYNDICATE, Permission.PERMISSION_NAME_SYNDICATE);
58          nameStrings.put(Permission.ALL, Permission.PERMISSION_NAME_ALL);
59          nameStrings.put(Permission.WRITE, Permission.PERMISSION_NAME_WRITE);
60      }
61  
62      private UrlPattern pattern;
63  
64      private long permissions;
65  
66      @Override
67      public void setPattern(UrlPattern value) {
68          this.pattern = value;
69      }
70  
71      @Override
72      public UrlPattern getPattern() {
73          return this.pattern;
74      }
75  
76      @Override
77      public void setPermissions(long value) {
78          this.permissions = value;
79      }
80  
81      @Override
82      public long getPermissions() {
83          return this.permissions;
84      }
85  
86      @Override
87      public boolean match(String path) {
88          return this.pattern.match(path);
89      }
90  
91      @Override
92      public String toString() {
93          return getPermissionAsName(permissions) + " " + pattern;
94      }
95  
96      public static String getPermissionAsName(long permission) {
97          final String name = nameStrings.get(permission);
98          if (name == null) {
99              return "[unknown permission]";
100         }
101         return name;
102     }
103 }