ImpersonateTokenRef.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Configuration / ImpersonateTokenRef.cs / 1 / ImpersonateTokenRef.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.Configuration { 
    using System; 
    using System.Xml;
    using System.Configuration; 
    using System.Collections.Specialized;
    using System.Collections;
    using System.IO;
    using System.Text; 
    using System.Web.Util;
    using System.Web.Configuration; 
 
    // class IdentitySection
    internal sealed class ImpersonateTokenRef : IDisposable { 
        private IntPtr _handle;

        internal ImpersonateTokenRef(IntPtr token) {
            _handle = token; 
        }
 
        internal IntPtr Handle { 
            get { return _handle; }
        } 

        // The handle can be kept alive by HttpContext.s_appIdentityConfig (see ASURT#121815)
        ~ImpersonateTokenRef() {
            if (_handle != IntPtr.Zero) { 
                UnsafeNativeMethods.CloseHandle(_handle);
                _handle = IntPtr.Zero; 
            } 
        }
        void IDisposable.Dispose() { 
            if (_handle != IntPtr.Zero) {
                UnsafeNativeMethods.CloseHandle(_handle);
                _handle = IntPtr.Zero;
            } 
            GC.SuppressFinalize(this);
        } 
    } 
}

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