OperationContextScope.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / OperationContextScope.cs / 1 / OperationContextScope.cs

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

namespace System.ServiceModel 
{
    using System; 
    using System.ServiceModel.Channels; 
    using System.Threading;
 
    public sealed class OperationContextScope : IDisposable
    {
        [ThreadStatic]
        static OperationContextScope currentScope; 

        OperationContext currentContext; 
        bool disposed; 
        readonly OperationContext originalContext = OperationContext.Current;
        readonly OperationContextScope originalScope = OperationContextScope.currentScope; 
        readonly Thread thread = Thread.CurrentThread;

        public OperationContextScope(IContextChannel channel)
        { 
            this.PushContext(new OperationContext(channel));
        } 
 
        public OperationContextScope(OperationContext context)
        { 
            this.PushContext(context);
        }

        public void Dispose() 
        {
            if (!this.disposed) 
            { 
                this.disposed = true;
                this.PopContext(); 
            }
        }

        void PushContext(OperationContext context) 
        {
            this.currentContext = context; 
            OperationContextScope.currentScope = this; 
            OperationContext.Current = this.currentContext;
        } 

        void PopContext()
        {
            if (this.thread != Thread.CurrentThread) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxInvalidContextScopeThread0)));
 
            if (OperationContextScope.currentScope != this) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxInterleavedContextScopes0)));
 
            if (OperationContext.Current != this.currentContext)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxContextModifiedInsideScope0)));

            OperationContextScope.currentScope = this.originalScope; 
            OperationContext.Current = this.originalContext;
 
            if (this.currentContext != null) 
                this.currentContext.SetClientReply(null, false);
        } 
    }
}


// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
                        

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