mcs/class/corlib/System.Security.Policy/ApplicationMembershipCondition.cs

   1 //
   2 // System.Security.Policy.ApplicationMembershipCondition\r
   3 //\r
   4 // Author:\r
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //\r
   7 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 #if NET_2_0
  30
  31 using System.Collections;
  32 \r
  33 namespace System.Security.Policy {\r
  34 \r
  35         [Serializable]\r
  36         public sealed class ApplicationMembershipCondition : IConstantMembershipCondition, IMembershipCondition {\r
  37
  38                 private readonly int version = 1;
  39
  40                 private bool _lookAtDir;
  41
  42                 public ApplicationMembershipCondition ()
  43                 {
  44                         _lookAtDir = true;
  45                 }
  46
  47                 [MonoTODO ("fx 2.0 beta 1 has some related parts obsoleted - waiting...")]\r
  48                 public bool Check (Evidence evidence)\r
  49                 {\r
  50                         if (evidence == null)\r
  51                                 return false;\r
  52                         \r
  53                         IEnumerator e = evidence.GetHostEnumerator ();
  54                         while (e.MoveNext ()) {
  55                                 // TODO: from samples it seems related to IApplicationDescription and HostContext
  56                                 // but some are obsoleted - so this should be moving to ApplicationIdentity ?
  57                         }
  58                         return false;
  59                 }\r
  60 \r
  61                 public IMembershipCondition Copy () \r
  62                 { \r
  63                         // _lookAtDir value isn't copied (see unit tests)\r
  64                         return new ApplicationMembershipCondition ();\r
  65                 }\r
  66                 \r
  67                 public override bool Equals (object o) \r
  68                 {
  69                         // _lookAtDir isn't part of Equals computation (see unit tests)\r
  70                         return (o is ApplicationMembershipCondition); \r
  71                 }\r
  72                 \r
  73                 public void FromXml (SecurityElement e)\r
  74                 {\r
  75                         FromXml (e, null);\r
  76                 }\r
  77                 \r
  78                 public void FromXml (SecurityElement e, PolicyLevel level)\r
  79                 {\r
  80                         MembershipConditionHelper.CheckSecurityElement (e, "e", version, version);
  81                         if (!Boolean.TryParse (e.Attribute ("LookAtDir"), out _lookAtDir))
  82                                 _lookAtDir = false;
  83                         // PolicyLevel isn't used as there's no need to resolve NamedPermissionSet references
  84                 }\r
  85                 \r
  86                 public override int GetHashCode () \r
  87                 {\r
  88                         return -1;\r
  89                 }\r
  90                 \r
  91                 public override string ToString () \r
  92                 {
  93                         ActivationContext ac = AppDomain.CurrentDomain.ActivationContext;
  94                         if (ac == null)
  95                                 return "Application";
  96                         else
  97                                 return "Application - " + ac.Identity.FullName;\r
  98                 }\r
  99                 \r
 100                 public SecurityElement ToXml () \r
 101                 {\r
 102                         return ToXml (null);\r
 103                 }\r
 104                 \r
 105                 public SecurityElement ToXml (PolicyLevel level) \r
 106                 {\r
 107                         // PolicyLevel isn't used as there's no need to resolve NamedPermissionSet references
 108                         SecurityElement se = MembershipConditionHelper.Element (typeof (ApplicationMembershipCondition), version);
 109                         if (_lookAtDir)
 110                                 se.AddAttribute ("LookAtDir", "true");
 111                         return se;
 112                 }\r
 113         }\r
 114 }\r
 115
 116 #endif