Completion.cs source code in C# .NET

                        Code:
                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / TransactionBridge / Microsoft / Transactions / Wsat / Messaging / Completion.cs / 1 / Completion.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------

// Define the interfaces and infrastructure needed to receive completion messages 

using System; 
using System.ServiceModel.Channels; 
using System.Diagnostics;
using System.ServiceModel; 
using Microsoft.Transactions.Wsat.Protocol;

using DiagnosticUtility = Microsoft.Transactions.Bridge.DiagnosticUtility;
 
namespace Microsoft.Transactions.Wsat.Messaging
{ 
    interface ICompletionCoordinator 
    {
        void Commit(Message message); 
        void Rollback(Message message);
        void Fault(Message message, MessageFault messageFault);
    }
 
    interface ICompletionParticipant
    { 
        void Committed(Message message); 
        void Aborted(Message message);
        void Fault(Message message, MessageFault messageFault); 
    }

//=====================================================================================================
//                              CompletionCoordinatorDispatcher Classes 
//=====================================================================================================
 
    class CompletionCoordinatorDispatcher : DatagramMessageDispatcher 
    {
        CoordinationService service; 
        ICompletionCoordinator dispatch;

        public CompletionCoordinatorDispatcher(CoordinationService service, ICompletionCoordinator dispatch) :
            base(service.ProtocolVersion) 
        {
            this.service = service; 
            this.dispatch = dispatch; 
        }
 
        protected override DatagramProxy CreateFaultProxy (EndpointAddress to)
        {
            return this.service.CreateCompletionParticipantProxy(to);
        } 

        public void Commit(Message message) 
        { 
            try
            { 
                if (DebugTrace.Verbose)
                {
                    DebugTrace.Trace(TraceLevel.Verbose, "Dispatching completion Commit message");
                    if (DebugTrace.Pii) 
                        DebugTrace.TracePii(TraceLevel.Verbose,
                                            "Sender is {0}", 
                                            CoordinationServiceSecurity.GetSenderName(message)); 
                }
 
                CommitMessage.ReadFrom (message, this.service.ProtocolVersion);
                this.dispatch.Commit (message);
            }
            catch (CommunicationException e) 
            {
                DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning); 
                this.OnMessageException (message, e); 
            }
#pragma warning suppress 56500 // Only catch Exception for InvokeFinalHandler 
            catch (Exception e)
            {
                DebugTrace.Trace (
                    TraceLevel.Error, 
                    "Unhandled exception {0} dispatching completion Commit message: {1}",
                    e.GetType().Name, e 
                    ); 

                // Contractually the dispatch object can only throw CommunicationException. 
                // Our implementation is very careful to only throw this type of exception
                // (e.g. when deserializing a malformed message body or header...)
                // Any other exception indicates that things have gone seriously wrong,
                // so we cannot be trusted to process further messages. This is a QFE-worthy event. 
                DiagnosticUtility.InvokeFinalHandler(e);
            } 
        } 

        public void Rollback(Message message) 
        {
            try
            {
                if (DebugTrace.Verbose) 
                {
                    DebugTrace.Trace(TraceLevel.Verbose, "Dispatching completion Rollback message"); 
                    if (DebugTrace.Pii) 
                        DebugTrace.TracePii(TraceLevel.Verbose,
                                            "Sender is {0}", 
                                            CoordinationServiceSecurity.GetSenderName(message));
                }

                RollbackMessage.ReadFrom (message, this.service.ProtocolVersion); 
                this.dispatch.Rollback (message);
            } 
            catch (CommunicationException e) 
            {
                DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning); 
                this.OnMessageException (message, e);
            }
#pragma warning suppress 56500 // Only catch Exception for InvokeFinalHandler
            catch (Exception e) 
            {
                DebugTrace.Trace ( 
                    TraceLevel.Error, 
                    "Unhandled exception {0} dispatching completion Rollback message: {1}",
                    e.GetType().Name, e 
                    );

                // Contractually the dispatch object can only throw CommunicationException.
                // Our implementation is very careful to only throw this type of exception 
                // (e.g. when deserializing a malformed message body or header...)
                // Any other exception indicates that things have gone seriously wrong, 
                // so we cannot be trusted to process further messages. This is a QFE-worthy event. 
                DiagnosticUtility.InvokeFinalHandler(e);
            } 
        }

        public void WsaFault(Message message)
        { 
            Fault(message);
        } 
 
        public void WscoorFault(Message message)
        { 
            Fault(message);
        }

        public void WsatFault(Message message) 
        {
            Fault(message); 
        } 

        void Fault(Message message) 
        {
            try
            {
                MessageFault fault = MessageFault.CreateFault (message, CoordinationBinding.MaxFaultSize); 

                if (DebugTrace.Verbose) 
                { 
                    FaultCode code = Library.GetBaseFaultCode (fault);
                    DebugTrace.Trace(TraceLevel.Verbose, 
                                     "Dispatching participant completion fault {0}",
                                     code == null ? "unknown" : code.Name);

                    if (DebugTrace.Pii) 
                        DebugTrace.TracePii(TraceLevel.Verbose,
                                            "Sender is {0}", 
                                            CoordinationServiceSecurity.GetSenderName(message)); 
                }
 
                this.dispatch.Fault(message, fault);
            }
            catch (CommunicationException e)
            { 
                DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning);
                this.OnMessageException(message, e); 
            } 
#pragma warning suppress 56500 // Only catch Exception for InvokeFinalHandler
            catch (Exception e) 
            {
                DebugTrace.Trace (
                    TraceLevel.Error,
                    "Unhandled exception {0} dispatching completion fault from participant: {1}", 
                    e.GetType().Name, e
                    ); 
 
                // Contractually the dispatch object can only throw CommunicationException.
                // Our implementation is very careful to only throw this type of exception 
                // (e.g. when deserializing a malformed message body or header...)
                // Any other exception indicates that things have gone seriously wrong,
                // so we cannot be trusted to process further messages. This is a QFE-worthy event.
                DiagnosticUtility.InvokeFinalHandler(e); 
            }
        } 
 
        public static IWSCompletionCoordinator Instance(CoordinationService service, ICompletionCoordinator dispatch)
        { 
            ProtocolVersionHelper.AssertProtocolVersion(service.ProtocolVersion, typeof(CompletionCoordinatorDispatcher), "Instance"); //assert valid protocol version

            switch (service.ProtocolVersion)
            { 
                case ProtocolVersion.Version10:
                    return new CompletionCoordinatorDispatcher10(service, dispatch); 
 
                case ProtocolVersion.Version11:
                    return new CompletionCoordinatorDispatcher11(service, dispatch); 

                default:
                    return null; // inaccessible path because we have asserted the protocol version
            } 
        }
    } 
 
    [ServiceBehavior (
        InstanceContextMode = InstanceContextMode.Single, 
        ConcurrencyMode = ConcurrencyMode.Multiple)]
    class CompletionCoordinatorDispatcher10 : IWSCompletionCoordinator10
    {
        CompletionCoordinatorDispatcher completionCoordinatorDispatcher; 

        public CompletionCoordinatorDispatcher10(CoordinationService service, ICompletionCoordinator dispatch) 
        { 
            ProtocolVersionHelper.AssertProtocolVersion10(service.ProtocolVersion, typeof(CompletionCoordinatorDispatcher10), "constr");
            this.completionCoordinatorDispatcher = new CompletionCoordinatorDispatcher(service, dispatch); 
        }

        public Type ContractType
        { 
            get { return typeof(IWSCompletionCoordinator10); }
        } 
 
        public void Commit (Message message)
        { 
            this.completionCoordinatorDispatcher.Commit(message);
        }

        public void Rollback (Message message) 
        {
            this.completionCoordinatorDispatcher.Rollback(message); 
        } 

 
        public void WsaFault(Message message)
        {
            this.completionCoordinatorDispatcher.WsaFault(message);
        } 

        public void WscoorFault(Message message) 
        { 
            this.completionCoordinatorDispatcher.WscoorFault(message);
        } 

        public void WsatFault(Message message)
        {
            this.completionCoordinatorDispatcher.WsatFault(message); 
        }
    } 
 
    [ServiceBehavior (
        InstanceContextMode = InstanceContextMode.Single, 
        ConcurrencyMode = ConcurrencyMode.Multiple)]
    class CompletionCoordinatorDispatcher11 : IWSCompletionCoordinator11
    {
        CompletionCoordinatorDispatcher completionCoordinatorDispatcher; 

        public CompletionCoordinatorDispatcher11(CoordinationService service, ICompletionCoordinator dispatch) 
        { 
            ProtocolVersionHelper.AssertProtocolVersion11(service.ProtocolVersion, typeof(CompletionCoordinatorDispatcher11), "constr");
            this.completionCoordinatorDispatcher = new CompletionCoordinatorDispatcher(service, dispatch); 
        }

        public Type ContractType
        { 
            get { return typeof(IWSCompletionCoordinator11); }
        } 
 
        public void Commit (Message message)
        { 
            this.completionCoordinatorDispatcher.Commit(message);
        }

        public void Rollback (Message message) 
        {
            this.completionCoordinatorDispatcher.Rollback(message); 
        } 

 
        public void WsaFault(Message message)
        {
            this.completionCoordinatorDispatcher.WsaFault(message);
        } 

        public void WscoorFault(Message message) 
        { 
            this.completionCoordinatorDispatcher.WscoorFault(message);
        } 

        public void WsatFault(Message message)
        {
            this.completionCoordinatorDispatcher.WsatFault(message); 
        }
    } 
 

 

//======================================================================================================

    class CompletionParticipantDispatcher : DatagramMessageDispatcher 
    {
        CoordinationService service; 
        ICompletionParticipant dispatch; 

        public CompletionParticipantDispatcher (CoordinationService service, ICompletionParticipant dispatch) : 
            base(service.ProtocolVersion)

        {
            this.service = service; 
            this.dispatch = dispatch;
        } 
 
        protected override DatagramProxy CreateFaultProxy (EndpointAddress to)
        { 
            return this.service.CreateCompletionCoordinatorProxy (to, null);
        }

        public void Committed (Message message) 
        {
            try 
            { 
                if (DebugTrace.Verbose)
                { 
                    DebugTrace.Trace(TraceLevel.Verbose, "Dispatching completion Committed message");
                    if (DebugTrace.Pii)
                        DebugTrace.TracePii(TraceLevel.Verbose,
                                            "Sender is {0}", 
                                            CoordinationServiceSecurity.GetSenderName(message));
                } 
 
                CommittedMessage.ReadFrom(message, this.service.ProtocolVersion);
                this.dispatch.Committed(message); 
            }
            catch (CommunicationException e)
            {
                DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning); 
                this.OnMessageException(message, e);
            } 
#pragma warning suppress 56500 // Only catch Exception for InvokeFinalHandler 
            catch (Exception e)
            { 
                DebugTrace.Trace (
                    TraceLevel.Error,
                    "Unhandled exception {0} dispatching completion Committed message: {1}",
                    e.GetType().Name, e 
                    );
 
                // Contractually the dispatch object can only throw CommunicationException. 
                // Our implementation is very careful to only throw this type of exception
                // (e.g. when deserializing a malformed message body or header...) 
                // Any other exception indicates that things have gone seriously wrong,
                // so we cannot be trusted to process further messages. This is a QFE-worthy event.
                DiagnosticUtility.InvokeFinalHandler(e);
            } 
        }
 
        public void Aborted(Message message) 
        {
            try 
            {
                if (DebugTrace.Verbose)
                {
                    DebugTrace.Trace(TraceLevel.Verbose, "Dispatching completion Aborted message"); 
                    if (DebugTrace.Pii)
                        DebugTrace.TracePii(TraceLevel.Verbose, 
                                            "Sender is {0}", 
                                            CoordinationServiceSecurity.GetSenderName(message));
                } 

                AbortedMessage.ReadFrom (message, this.service.ProtocolVersion);
                this.dispatch.Aborted(message);
            } 
            catch (CommunicationException e)
            { 
                DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning); 
                this.OnMessageException (message, e);
            } 
#pragma warning suppress 56500 // Only catch Exception for InvokeFinalHandler
            catch (Exception e)
            {
                DebugTrace.Trace ( 
                    TraceLevel.Error,
                    "Unhandled exception {0} dispatching completion Aborted message: {1}", 
                    e.GetType().Name, e 
                    );
 
                // Contractually the dispatch object can only throw CommunicationException.
                // Our implementation is very careful to only throw this type of exception
                // (e.g. when deserializing a malformed message body or header...)
                // Any other exception indicates that things have gone seriously wrong, 
                // so we cannot be trusted to process further messages. This is a QFE-worthy event.
                DiagnosticUtility.InvokeFinalHandler (e); 
            } 
        }
 
        public void WsaFault(Message message)
        {
            Fault(message);
        } 

        public void WscoorFault(Message message) 
        { 
            Fault(message);
        } 

        public void WsatFault(Message message)
        {
            Fault(message); 
        }
 
        void Fault(Message message) 
        {
            try 
            {
                MessageFault fault = MessageFault.CreateFault(message, CoordinationBinding.MaxFaultSize);

                if (DebugTrace.Verbose) 
                {
                    FaultCode code = Library.GetBaseFaultCode(fault); 
                    DebugTrace.Trace(TraceLevel.Verbose, 
                                     "Dispatching coordinator completion fault {0}",
                                     code == null ? "unknown" : code.Name); 

                    if (DebugTrace.Pii)
                        DebugTrace.TracePii(TraceLevel.Verbose,
                                            "Sender is {0}", 
                                            CoordinationServiceSecurity.GetSenderName(message));
                } 
 
                this.dispatch.Fault(message, fault);
            } 
            catch (CommunicationException e)
            {
                DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning);
                this.OnMessageException(message, e); 
            }
#pragma warning suppress 56500 // Only catch Exception for InvokeFinalHandler 
            catch (Exception e) 
            {
                DebugTrace.Trace ( 
                    TraceLevel.Error,
                    "Unhandled exception {0} dispatching completion fault from coordinator: {1}",
                    e.GetType().Name, e
                    ); 

                // Contractually the dispatch object can only throw CommunicationException. 
                // Our implementation is very careful to only throw this type of exception 
                // (e.g. when deserializing a malformed message body or header...)
                // Any other exception indicates that things have gone seriously wrong, 
                // so we cannot be trusted to process further messages. This is a QFE-worthy event.
                DiagnosticUtility.InvokeFinalHandler(e);
            }
        } 

        public static IWSCompletionParticipant Instance(CoordinationService service, ICompletionParticipant dispatch) 
        { 
            ProtocolVersionHelper.AssertProtocolVersion(service.ProtocolVersion, typeof(CompletionParticipantDispatcher), "Instance"); //assert valid protocol version
 
            switch (service.ProtocolVersion)
            {
                case ProtocolVersion.Version10:
                    return new CompletionParticipantDispatcher10(service, dispatch); 

                case ProtocolVersion.Version11: 
                    return new CompletionParticipantDispatcher11(service, dispatch); 

                default: 
                    return null; //inaccessible path because we have asserted the protocol version
            }
        }
    } 

    [ServiceBehavior ( 
        InstanceContextMode = InstanceContextMode.Single, 
        ConcurrencyMode = ConcurrencyMode.Multiple)]
    class CompletionParticipantDispatcher10 : IWSCompletionParticipant10 
    {
        CompletionParticipantDispatcher completionParticipantDispatcher;
        public CompletionParticipantDispatcher10(CoordinationService service, ICompletionParticipant dispatch)
        { 
            ProtocolVersionHelper.AssertProtocolVersion10(service.ProtocolVersion, typeof(CompletionParticipantDispatcher10), "constr");
            this.completionParticipantDispatcher = new CompletionParticipantDispatcher(service, dispatch); 
        } 

        public Type ContractType 
        {
            get { return typeof(IWSCompletionParticipant10); }
        }
 
        public void Committed (Message message)
        { 
            this.completionParticipantDispatcher.Committed(message); 
        }
 
        public void Aborted(Message message)
        {
            this.completionParticipantDispatcher.Aborted(message);
        } 

        public void WsaFault(Message message) 
        { 
            this.completionParticipantDispatcher.WsaFault(message);
        } 

        public void WscoorFault(Message message)
        {
            this.completionParticipantDispatcher.WscoorFault(message); 
        }
 
        public void WsatFault(Message message) 
        {
            this.completionParticipantDispatcher.WsatFault(message); 
        }
    }

    [ServiceBehavior ( 
        InstanceContextMode = InstanceContextMode.Single,
        ConcurrencyMode = ConcurrencyMode.Multiple)] 
    class CompletionParticipantDispatcher11 : IWSCompletionParticipant11 
    {
        CompletionParticipantDispatcher completionParticipantDispatcher; 
        public CompletionParticipantDispatcher11(CoordinationService service, ICompletionParticipant dispatch)
        {
            ProtocolVersionHelper.AssertProtocolVersion11(service.ProtocolVersion, typeof(CompletionParticipantDispatcher11), "constr");
            this.completionParticipantDispatcher = new CompletionParticipantDispatcher(service, dispatch); 
        }
 
        public Type ContractType 
        {
            get { return typeof(IWSCompletionParticipant11); } 
        }

        public void Committed (Message message)
        { 
            this.completionParticipantDispatcher.Committed(message);
        } 
 
        public void Aborted(Message message)
        { 
            this.completionParticipantDispatcher.Aborted(message);
        }

        public void WsaFault(Message message) 
        {
            this.completionParticipantDispatcher.WsaFault(message); 
        } 

        public void WscoorFault(Message message) 
        {
            this.completionParticipantDispatcher.WscoorFault(message);
        }
 
        public void WsatFault(Message message)
        { 
            this.completionParticipantDispatcher.WsatFault(message); 
        }
    } 
}

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

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