mcs/class/System/System.Diagnostics/EventLogPermissionAttribute.cs

   1 //
   2 // System.Diagnostics.EventLogPermissionAttribute.cs
   3 //
   4 // Authors:
   5 //   Jonathan Pryor (jonpryor@vt.edu)
   6 //   Andreas Nahr (ClassDevelopment@A-SoftTech.com)
   7 //
   8 // (C) 2002
   9 // (C) 2003 Andreas Nahr
  10 //
  11
  12 using System;
  13 using System.Diagnostics;
  14 using System.Security;
  15 using System.Security.Permissions;
  16
  17 namespace System.Diagnostics
  18 {
  19
  20         [AttributeUsage(
  21                 AttributeTargets.Assembly | AttributeTargets.Class |
  22                 AttributeTargets.Struct | AttributeTargets.Constructor |
  23                 AttributeTargets.Method | AttributeTargets.Event,
  24                 AllowMultiple=true, Inherited=false)]
  25         [Serializable]
  26         public class EventLogPermissionAttribute : CodeAccessSecurityAttribute
  27         {
  28                 private string machineName;
  29                 private EventLogPermissionAccess permissionAccess;
  30
  31                 public EventLogPermissionAttribute(SecurityAction action)
  32                         : base(action)
  33                 {
  34                         machineName = ".";
  35                         permissionAccess = EventLogPermissionAccess.Browse;
  36                 }
  37
  38                 // May throw ArgumentException if computer name is invalid
  39                 public string MachineName {
  40                         get {return machineName;}
  41                         set {
  42                                 // TODO check machine name
  43                                 machineName = value;
  44                         }
  45                 }
  46
  47                 public EventLogPermissionAccess PermissionAccess {
  48                         get {return permissionAccess;}
  49                         set {permissionAccess = value;}
  50                 }
  51
  52                 public override IPermission CreatePermission()
  53                 {
  54                         if (base.Unrestricted) {
  55                                 return new EventLogPermission (PermissionState.Unrestricted);
  56                         }
  57                         return new EventLogPermission (PermissionAccess, MachineName);
  58                 }
  59         }
  60 }
  61