BaseProcessProtocolHandler.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 / WasHosting / System / ServiceModel / WasHosting / BaseProcessProtocolHandler.cs / 1 / BaseProcessProtocolHandler.cs
                        

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

namespace System.ServiceModel.WasHosting 
{
    using System; 
    using System.Collections.Generic; 
    using System.Diagnostics;
    using System.ServiceModel; 
    using System.Web;
    using System.Web.Hosting;
    using System.ServiceModel.Channels;
    using System.ServiceModel.Activation; 

    abstract class BaseProcessProtocolHandler : ProcessProtocolHandler 
    { 
        string protocolId;
        IAdphManager adphManager; 

        // Mapping from listenerChannelId->listenerChannelContext (i.e. IAdphManager, appId)
        Dictionary listenerChannelIdMapping = new Dictionary();
 
        protected BaseProcessProtocolHandler(string protocolId)
            : base() 
        { 
            this.protocolId = protocolId;
        } 

        internal virtual void HandleStartListenerChannelError(IListenerChannelCallback listenerChannelCallback, Exception ex)
        {
            // This is the workaround to let WAS know that the LC is started and then gracefully stopped. 
            listenerChannelCallback.ReportStarted();
            listenerChannelCallback.ReportStopped(0); 
        } 

        // Start per-process listening for messages 
        public override void StartListenerChannel(IListenerChannelCallback listenerChannelCallback, IAdphManager adphManager)
        {
            DiagnosticUtility.DebugAssert(listenerChannelCallback != null, "The listenerChannelCallback parameter must not be null");
            DiagnosticUtility.DebugAssert(adphManager != null, "The adphManager parameter must not be null"); 

            int channelId = listenerChannelCallback.GetId(); 
            ListenerChannelContext listenerChannelContext; 
            lock (this.listenerChannelIdMapping)
            { 
                if (!listenerChannelIdMapping.TryGetValue(channelId, out listenerChannelContext))
                {
                    int listenerChannelDataLength = listenerChannelCallback.GetBlobLength();
                    byte[] listenerChannelData = new byte[listenerChannelDataLength]; 
                    listenerChannelCallback.GetBlob(listenerChannelData, ref listenerChannelDataLength);
                    Debug.Print("BaseProcessProtocolHandler.StartListenerChannel() GetBlob() contains " + listenerChannelDataLength + " bytes"); 
                    listenerChannelContext = ListenerChannelContext.Hydrate(listenerChannelData); 
                    this.listenerChannelIdMapping.Add(channelId, listenerChannelContext);
                    Debug.Print("BaseProcessProtocolHandler.StartListenerChannel() listenerChannelContext.ListenerChannelId: " + listenerChannelContext.ListenerChannelId); 
                }
            }

            if (this.adphManager == null) 
            {
                this.adphManager = adphManager; 
            } 

            try 
            {
                // wether or not a previous AppDomain was running, we're going to start a new one now:
                Debug.Print("BaseProcessProtocolHandler.StartListenerChannel() calling StartAppDomainProtocolListenerChannel(appKey:" + listenerChannelContext.AppKey + " protocolId:" + protocolId + ")");
                adphManager.StartAppDomainProtocolListenerChannel(listenerChannelContext.AppKey, protocolId, listenerChannelCallback); 
            }
            catch (Exception ex) 
            { 
                if (DiagnosticUtility.IsFatal(ex))
                { 
                    throw;
                }

                if (DiagnosticUtility.ShouldTraceError) 
                {
                    DiagnosticUtility.ExceptionUtility.TraceHandledException(ex, TraceEventType.Error); 
                } 

                HandleStartListenerChannelError(listenerChannelCallback, ex); 
            }
        }

        public override void StopProtocol(bool immediate) 
        {
            Debug.Print("BaseProcessProtocolHandler.StopProtocol(protocolId:" + protocolId + ", immediate:" + immediate + ")"); 
        } 

        public override void StopListenerChannel(int listenerChannelId, bool immediate) 
        {
            Debug.Print("BaseProcessProtocolHandler.StopListenerChannel(protocolId:" + protocolId + ", listenerChannelId:" + listenerChannelId + ", immediate:" + immediate + ")");
            ListenerChannelContext listenerChannelContext = this.listenerChannelIdMapping[listenerChannelId];
            adphManager.StopAppDomainProtocolListenerChannel(listenerChannelContext.AppKey, protocolId, listenerChannelId, immediate); 

            lock (this.listenerChannelIdMapping) 
            { 
                // Remove the channel id.
                this.listenerChannelIdMapping.Remove(listenerChannelId); 
            }
        }
    }
} 

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

Link Menu

Network programming in C#, Network Programming in VB.NET, Network Programming in .NET
This book is available now!
Buy at Amazon US or
Buy at Amazon UK