mcs/class/System/System.Diagnostics/PerformanceCounterPermissionAttribute.cs

   1 //
   2 // System.Diagnostics.PerformanceCounterPermissionAttribute.cs
   3 //
   4 // Authors:
   5 //      Jonathan Pryor (jonpryor@vt.edu)
   6 //      Andreas Nahr (ClassDevelopment@A-SoftTech.com)
   7 //      Sebastien Pouliot  <sebastien@ximian.com>
   8 //
   9 // (C) 2002
  10 // (C) 2003 Andreas Nahr
  11 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining
  14 // a copy of this software and associated documentation files (the
  15 // "Software"), to deal in the Software without restriction, including
  16 // without limitation the rights to use, copy, modify, merge, publish,
  17 // distribute, sublicense, and/or sell copies of the Software, and to
  18 // permit persons to whom the Software is furnished to do so, subject to
  19 // the following conditions:
  20 //
  21 // The above copyright notice and this permission notice shall be
  22 // included in all copies or substantial portions of the Software.
  23 //
  24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31 //
  32
  33 using System.Security;
  34 using System.Security.Permissions;
  35
  36 namespace System.Diagnostics {
  37
  38         [AttributeUsage (AttributeTargets.Assembly |
  39                 AttributeTargets.Class |
  40                 AttributeTargets.Struct |
  41                 AttributeTargets.Constructor |
  42                 AttributeTargets.Method |
  43                 AttributeTargets.Event, AllowMultiple=true,
  44                 Inherited=false)]
  45         [Serializable]
  46         public class PerformanceCounterPermissionAttribute : CodeAccessSecurityAttribute {
  47
  48                 private string categoryName;
  49                 private string machineName;
  50                 private PerformanceCounterPermissionAccess permissionAccess;
  51
  52                 public PerformanceCounterPermissionAttribute (SecurityAction action)
  53                         : base (action)
  54                 {
  55                         categoryName = ResourcePermissionBase.Any;
  56                         machineName = ResourcePermissionBase.Local;
  57 #if NET_2_0
  58                         permissionAccess = PerformanceCounterPermissionAccess.Write;
  59 #else
  60                         permissionAccess = PerformanceCounterPermissionAccess.Browse;
  61 #endif
  62                 }
  63
  64                 public string CategoryName {
  65                         get { return categoryName; }
  66                         set {
  67                                 if (value == null)
  68                                         throw new ArgumentNullException ("CategoryName");
  69                                 categoryName = value;
  70                         }
  71                 }
  72
  73                 public string MachineName {
  74                         get { return machineName; }
  75                         set {
  76                                 ResourcePermissionBase.ValidateMachineName (value);
  77                                 machineName = value;
  78                         }
  79                 }
  80
  81                 public PerformanceCounterPermissionAccess PermissionAccess {
  82                         get { return permissionAccess; }
  83                         set { permissionAccess = value; }
  84                 }
  85
  86                 public override IPermission CreatePermission ()
  87                 {
  88                         if (base.Unrestricted) {
  89                                 return new PerformanceCounterPermission (PermissionState.Unrestricted);
  90                         }
  91                         return new PerformanceCounterPermission (permissionAccess, machineName, categoryName);
  92                 }
  93         }
  94 }
  95