TypedMessageConverter.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 / Description / TypedMessageConverter.cs / 1 / TypedMessageConverter.cs
                        

                        
                            //------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------
namespace System.ServiceModel.Description
{ 
    using System;
    using System.ServiceModel.Channels; 
    using System.ServiceModel.Dispatcher; 
    using System.ServiceModel;
    using System.Runtime.Serialization; 
    using System.Collections;
    using System.Diagnostics;

    public abstract class TypedMessageConverter 
    {
        public static TypedMessageConverter Create(Type messageContract, string action) 
        { 
            return Create(messageContract, action, null, TypeLoader.DefaultDataContractFormatAttribute);
        } 

        public static TypedMessageConverter Create(Type messageContract, string action, string defaultNamespace)
        {
            return Create(messageContract, action, defaultNamespace, TypeLoader.DefaultDataContractFormatAttribute); 
        }
 
        public static TypedMessageConverter Create(Type messageContract, string action, XmlSerializerFormatAttribute formatterAttribute) 
        {
            return Create(messageContract, action, null, formatterAttribute); 
        }

        public static TypedMessageConverter Create(Type messageContract, string action, DataContractFormatAttribute formatterAttribute)
        { 
            return Create(messageContract, action, null, formatterAttribute);
        } 
 
        public static TypedMessageConverter Create(Type messageContract, String action, String defaultNamespace, XmlSerializerFormatAttribute formatterAttribute)
        { 
            if (messageContract == null)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("messageContract"));

            if (defaultNamespace == null) 
                defaultNamespace = NamingHelper.DefaultNamespace;
 
            return new XmlMessageConverter(GetOperationFormatter(messageContract, formatterAttribute, defaultNamespace, action)); 
        }
 
        public static TypedMessageConverter Create(Type messageContract, String action, String defaultNamespace, DataContractFormatAttribute formatterAttribute)
        {
            if (messageContract == null)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("messageContract")); 

            if (!messageContract.IsDefined(typeof(MessageContractAttribute), false)) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.SFxMessageContractAttributeRequired, messageContract), "messageContract")); 

            if (defaultNamespace == null) 
                defaultNamespace = NamingHelper.DefaultNamespace;

            return new XmlMessageConverter(GetOperationFormatter(messageContract, formatterAttribute, defaultNamespace, action));
        } 

        public abstract Message ToMessage(Object typedMessage); 
        public abstract Message ToMessage(Object typedMessage, MessageVersion version); 
        public abstract Object FromMessage(Message message);
 
        static OperationFormatter GetOperationFormatter(Type t, Attribute formatAttribute, string defaultNS, string action)
        {
            bool isXmlSerializer = (formatAttribute is XmlSerializerFormatAttribute);
            TypeLoader typeLoader = new TypeLoader(); 
            MessageDescription message = typeLoader.CreateTypedMessageDescription(t, null, null, defaultNS, action, MessageDirection.Output);
            ContractDescription contract = new ContractDescription("dummy_contract", defaultNS); 
            OperationDescription operation = new OperationDescription(NamingHelper.XmlName(t.Name), contract, false); 
            operation.Messages.Add(message);
 
            if (isXmlSerializer)
                return XmlSerializerOperationBehavior.CreateOperationFormatter(operation, (XmlSerializerFormatAttribute)formatAttribute);
            else
                return new DataContractSerializerOperationFormatter(operation, (DataContractFormatAttribute)formatAttribute, null); 
        }
    } 
 
    internal class XmlMessageConverter : TypedMessageConverter
    { 
        OperationFormatter formatter;

        internal XmlMessageConverter(OperationFormatter formatter)
        { 
            this.formatter = formatter;
        } 
 
        internal string Action { get { return formatter.RequestAction; } }
 
        public override Message ToMessage(Object typedMessage)
        {
            return ToMessage(typedMessage, MessageVersion.Soap12WSAddressing10);
        } 

        public override Message ToMessage(Object typedMessage, MessageVersion version) 
        { 
            if (typedMessage == null)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("typedMessage")); 

            return formatter.SerializeRequest(version, new object[] { typedMessage });
        }
 
        public override Object FromMessage(Message message)
        { 
            DiagnosticUtility.DebugAssert(message.Headers != null, ""); 
            if (this.Action != null && message.Headers.Action != null && message.Headers.Action != this.Action)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxActionMismatch, this.Action, message.Headers.Action))); 

            object[] result = new object[1];
            formatter.DeserializeRequest(message, result);
 
            return result[0];
        } 
    } 
}

// 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