2 // System.Security.NamedPermissionSet
5 // Dan Lewis (dihlewis@yahoo.co.uk)
6 // Sebastien Pouliot <sebastien@ximian.com>
9 // Portions (C) 2003, 2004 Motus Technologies Inc. (http://www.motus.com)
10 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
12 // Permission is hereby granted, free of charge, to any person obtaining
13 // a copy of this software and associated documentation files (the
14 // "Software"), to deal in the Software without restriction, including
15 // without limitation the rights to use, copy, modify, merge, publish,
16 // distribute, sublicense, and/or sell copies of the Software, and to
17 // permit persons to whom the Software is furnished to do so, subject to
18 // the following conditions:
20 // The above copyright notice and this permission notice shall be
21 // included in all copies or substantial portions of the Software.
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 using System.Security.Permissions;
34 namespace System.Security {
37 public sealed class NamedPermissionSet : PermissionSet {
40 private string description;
42 // for PolicyLevel (to avoid validation duplication)
43 internal NamedPermissionSet ()
48 public NamedPermissionSet (string name, PermissionSet set)
54 public NamedPermissionSet (string name, PermissionState state)
60 public NamedPermissionSet (NamedPermissionSet set)
63 name = set.name; // name can be null here
64 description = set.description;
67 public NamedPermissionSet (string name)
68 : this (name, PermissionState.None)
74 public string Description {
75 get { return description; }
76 set { description = value; }
82 if ((value == null) || (value == String.Empty)) {
83 throw new ArgumentException (Locale.GetText ("invalid name"));
91 public override PermissionSet Copy ()
93 return new NamedPermissionSet (this);
96 public NamedPermissionSet Copy (string name)
98 NamedPermissionSet nps = new NamedPermissionSet (this);
99 nps.Name = name; // get the new name
103 public override void FromXml (SecurityElement e)
105 FromXml (e, "NamedPermissionSet");
106 // strangely it can import a null Name (bypassing property setter)
107 name = e.Attribute ("Name");
108 description = e.Attribute ("Description");
109 if (description == null)
110 description = String.Empty;
113 public override SecurityElement ToXml ()
115 SecurityElement se = base.ToXml ();
117 se.AddAttribute ("Name", name);
118 if (description != null)
119 se.AddAttribute ("Description", description);
124 public override bool Equals (object obj)
128 NamedPermissionSet nps = (obj as NamedPermissionSet);
131 // description isn't part of the comparaison
132 return ((name == nps.Name) && base.Equals (obj));
135 public override int GetHashCode ()
137 int hc = base.GetHashCode ();
138 // name is part of the hash code (except when null)
140 hc ^= name.GetHashCode ();
141 // description is never part of the hash code