class/System.ServiceModel/System.ServiceModel/OperationContextScope.cs

   1 //
   2 // OperationContextScope.cs
   3 //
   4 // Author: Atsushi Enomoto (atsushi@ximian.com)
   5 //
   6 // Copyright (C) 2005,2007 Novell, Inc (http://www.novell.com)
   7 //
   8 // Permission is hereby granted, free of charge, to any person obtaining
   9 // a copy of this software and associated documentation files (the
  10 // "Software"), to deal in the Software without restriction, including
  11 // without limitation the rights to use, copy, modify, merge, publish,
  12 // distribute, sublicense, and/or sell copies of the Software, and to
  13 // permit persons to whom the Software is furnished to do so, subject to
  14 // the following conditions:
  15 //
  16 // The above copyright notice and this permission notice shall be
  17 // included in all copies or substantial portions of the Software.
  18 //
  19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  20 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  22 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  23 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  24 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  25 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26 //
  27 using System;
  28 using System.Collections.Generic;
  29 using System.ServiceModel.Security;
  30
  31 namespace System.ServiceModel
  32 {
  33         public sealed class OperationContextScope : IDisposable
  34         {
  35                 OperationContext previous;
  36
  37                 public OperationContextScope (IContextChannel channel)
  38                         : this (new OperationContext (channel, false))
  39                 {
  40                 }
  41
  42                 public OperationContextScope (OperationContext context)
  43                 {
  44                         if (context == null)
  45                                 throw new ArgumentNullException ("context");
  46                         previous = OperationContext.Current;
  47                         OperationContext.Current = context;
  48                 }
  49
  50                 public void Dispose ()
  51                 {
  52                         OperationContext.Current = previous;
  53                 }
  54         }
  55 }