ApplySecurityAndSendAsyncResult.cs source code in C# .NET

                        Code:
                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Security / ApplySecurityAndSendAsyncResult.cs / 1 / ApplySecurityAndSendAsyncResult.cs
                        
                        
                            //---------------------------------------------------------- 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------

namespace System.ServiceModel.Security 
{
    using System.Runtime.InteropServices; 
    using System.ServiceModel.Channels; 

    abstract class ApplySecurityAndSendAsyncResult : AsyncResult 
        where MessageSenderType : class
    {
        readonly MessageSenderType channel;
        readonly SecurityProtocol binding; 
        volatile bool secureOutgoingMessageDone;
        static AsyncCallback sharedCallback = DiagnosticUtility.ThunkAsyncCallback(new AsyncCallback(SharedCallback)); 
        SecurityProtocolCorrelationState newCorrelationState; 
        TimeoutHelper timeoutHelper;
 
        public ApplySecurityAndSendAsyncResult(SecurityProtocol binding, MessageSenderType channel, TimeSpan timeout,
            AsyncCallback callback, object state)
            : base(callback, state)
        { 
            this.binding = binding;
            this.channel = channel; 
            this.timeoutHelper = new TimeoutHelper(timeout); 
        }
 
        protected SecurityProtocolCorrelationState CorrelationState
        {
            get { return newCorrelationState; }
        } 

        protected SecurityProtocol SecurityProtocol 
        { 
            get { return this.binding; }
        } 

        protected void Begin(Message message, SecurityProtocolCorrelationState correlationState)
        {
            IAsyncResult result = this.binding.BeginSecureOutgoingMessage(message, timeoutHelper.RemainingTime(), correlationState, sharedCallback, this); 
            if (result.CompletedSynchronously)
            { 
                this.binding.EndSecureOutgoingMessage(result, out message, out newCorrelationState); 
                bool completedSynchronously = this.OnSecureOutgoingMessageComplete(message);
                if (completedSynchronously) 
                {
                    Complete(true);
                }
            } 
        }
 
        protected static void OnEnd(ApplySecurityAndSendAsyncResult self) 
        {
            AsyncResult.End>(self); 
        }

        bool OnSecureOutgoingMessageComplete(Message message)
        { 
            if (message == null)
            { 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("message")); 
            }
            this.secureOutgoingMessageDone = true; 
            IAsyncResult result = BeginSendCore(this.channel, message, timeoutHelper.RemainingTime(), sharedCallback, this);
            if (!result.CompletedSynchronously)
            {
                return false; 
            }
            EndSendCore(this.channel, result); 
            return this.OnSendComplete(); 
        }
 
        protected abstract IAsyncResult BeginSendCore(MessageSenderType channel, Message message, TimeSpan timeout, AsyncCallback callback, object state);

        protected abstract void EndSendCore(MessageSenderType channel, IAsyncResult result);
 
        bool OnSendComplete()
        { 
            OnSendCompleteCore(timeoutHelper.RemainingTime()); 
            return true;
        } 

        protected abstract void OnSendCompleteCore(TimeSpan timeout);

        static void SharedCallback(IAsyncResult result) 
        {
            if (result == null) 
            { 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("result"));
            } 
            if (result.CompletedSynchronously)
            {
                return;
            } 
            ApplySecurityAndSendAsyncResult self = result.AsyncState as ApplySecurityAndSendAsyncResult;
            if (self == null) 
            { 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.InvalidAsyncResult), "result"));
            } 

            bool completeSelf = false;
            Exception completionException = null;
            try 
            {
                if (!self.secureOutgoingMessageDone) 
                { 
                    Message message;
                    self.binding.EndSecureOutgoingMessage(result, out message, out self.newCorrelationState); 
                    completeSelf = self.OnSecureOutgoingMessageComplete(message);
                }
                else
                { 
                    self.EndSendCore(self.channel, result);
                    completeSelf = self.OnSendComplete(); 
                } 
            }
#pragma warning suppress 56500 // covered by FxCOP 
            catch (Exception e)
            {
                if (Diagnostics.ExceptionUtility.IsFatal(e))
                    throw; 

                completeSelf = true; 
                completionException = e; 
            }
            if (completeSelf) 
            {
                self.Complete(false, completionException);
            }
        } 
    }
} 
 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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ApplySecurityAndSendAsyncResult.cs source code in C# .NET

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