MtomMessageEncodingBindingElement.cs source code in C# .NET

                        Code:
                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Channels / MtomMessageEncodingBindingElement.cs / 1 / MtomMessageEncodingBindingElement.cs
                        
                        
                            //------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------
namespace System.ServiceModel.Channels
{ 
    using System.Collections.Generic;
    using System.ServiceModel.Description; 
    using System.Runtime.Serialization; 
    using System.ServiceModel.Channels;
    using System.ServiceModel; 
    using System.Text;
    using System.Xml;

    public sealed class MtomMessageEncodingBindingElement : MessageEncodingBindingElement, IWsdlExportExtension, IPolicyExportExtension 
    {
        int maxReadPoolSize; 
        int maxWritePoolSize; 
        XmlDictionaryReaderQuotas readerQuotas;
        int maxBufferSize; 
        Encoding writeEncoding;
        MessageVersion messageVersion;

        public MtomMessageEncodingBindingElement() 
            : this(MessageVersion.Default, TextEncoderDefaults.Encoding)
        { 
        } 

        public MtomMessageEncodingBindingElement(MessageVersion messageVersion, Encoding writeEncoding) 
        {
            if (messageVersion == null)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("messageVersion");
 
            if (messageVersion == MessageVersion.None)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.MtomEncoderBadMessageVersion, messageVersion.ToString()), "messageVersion")); 
 
            if (writeEncoding == null)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("writeEncoding"); 

            TextEncoderDefaults.ValidateEncoding(writeEncoding);
            this.maxReadPoolSize = EncoderDefaults.MaxReadPoolSize;
            this.maxWritePoolSize = EncoderDefaults.MaxWritePoolSize; 
            this.readerQuotas = new XmlDictionaryReaderQuotas();
            EncoderDefaults.ReaderQuotas.CopyTo(this.readerQuotas); 
            this.maxBufferSize = MtomEncoderDefaults.MaxBufferSize; 
            this.messageVersion = messageVersion;
            this.writeEncoding = writeEncoding; 
        }

        MtomMessageEncodingBindingElement(MtomMessageEncodingBindingElement elementToBeCloned) : base(elementToBeCloned)
        { 
            this.maxReadPoolSize = elementToBeCloned.maxReadPoolSize;
            this.maxWritePoolSize = elementToBeCloned.maxWritePoolSize; 
            this.readerQuotas = new XmlDictionaryReaderQuotas(); 
            elementToBeCloned.readerQuotas.CopyTo(this.readerQuotas);
            this.maxBufferSize = elementToBeCloned.maxBufferSize; 
            this.writeEncoding = elementToBeCloned.writeEncoding;
            this.messageVersion = elementToBeCloned.messageVersion;
        }
 

        public int MaxReadPoolSize 
        { 
            get
            { 
                return this.maxReadPoolSize;
            }
            set
            { 
                if (value <= 0)
                { 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value", value, 
                                                    SR.GetString(SR.ValueMustBePositive)));
                } 
                this.maxReadPoolSize = value;
            }
        }
 
        public int MaxWritePoolSize
        { 
            get 
            {
                return this.maxWritePoolSize; 
            }
            set
            {
                if (value <= 0) 
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value", value, 
                                                    SR.GetString(SR.ValueMustBePositive))); 
                }
                this.maxWritePoolSize = value; 
            }
        }

        public XmlDictionaryReaderQuotas ReaderQuotas 
        {
            get 
            { 
                return this.readerQuotas;
            } 
        }

        public int MaxBufferSize
        { 
            get
            { 
                return this.maxBufferSize; 
            }
            set 
            {
                if (value <= 0)
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value", value, 
                                                    SR.GetString(SR.ValueMustBePositive)));
                } 
                this.maxBufferSize = value; 
            }
        } 

        public Encoding WriteEncoding
        {
            get 
            {
                return this.writeEncoding; 
            } 
            set
            { 
                if (value == null)
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value");

                TextEncoderDefaults.ValidateEncoding(value); 
                this.writeEncoding = value;
            } 
        } 

        public override MessageVersion MessageVersion 
        {
            get
            {
                return this.messageVersion; 
            }
            set 
            { 
                if (value == null)
                { 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value");
                }
                if (value == MessageVersion.None)
                { 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.MtomEncoderBadMessageVersion, value.ToString()), "value"));
                } 
 
                this.messageVersion = value;
            } 
        }

        public override IChannelFactory BuildChannelFactory(BindingContext context)
        { 
            return InternalBuildChannelFactory(context);
        } 
 
        public override bool CanBuildChannelFactory(BindingContext context)
        { 
            return InternalCanBuildChannelFactory(context);
        }

        public override IChannelListener BuildChannelListener(BindingContext context) 
        {
            return InternalBuildChannelListener(context); 
        } 

        public override bool CanBuildChannelListener(BindingContext context) 
        {
            return InternalCanBuildChannelListener(context);
        }
 
        public override BindingElement Clone()
        { 
            return new MtomMessageEncodingBindingElement(this); 
        }
 
        public override MessageEncoderFactory CreateMessageEncoderFactory()
        {
            return new MtomMessageEncoderFactory(MessageVersion, WriteEncoding, this.MaxReadPoolSize, this.MaxWritePoolSize, this.MaxBufferSize, this.ReaderQuotas);
        } 

        public override T GetProperty(BindingContext context) 
        { 
            if (context == null)
            { 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("context");
            }
            if (typeof(T) == typeof(XmlDictionaryReaderQuotas))
            { 
                return (T)(object)this.readerQuotas;
            } 
            else 
            {
                return base.GetProperty(context); 
            }
        }

        void IPolicyExportExtension.ExportPolicy(MetadataExporter exporter, PolicyConversionContext policyContext) 
        {
            if (policyContext == null) 
            { 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("policyContext");
            } 
            XmlDocument document = new XmlDocument();

            policyContext.GetBindingAssertions().Add(document.CreateElement(
                MessageEncodingPolicyConstants.OptimizedMimeSerializationPrefix, 
                MessageEncodingPolicyConstants.MtomEncodingName,
                MessageEncodingPolicyConstants.OptimizedMimeSerializationNamespace)); 
        } 

        void IWsdlExportExtension.ExportContract(WsdlExporter exporter, WsdlContractConversionContext context) { } 
        void IWsdlExportExtension.ExportEndpoint(WsdlExporter exporter, WsdlEndpointConversionContext context)
        {
            if (context == null)
            { 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("context");
            } 
 
            SoapHelper.SetSoapVersion(context, exporter, this.messageVersion.Envelope);
        } 

        internal override bool CheckEncodingVersion(EnvelopeVersion version)
        {
            return messageVersion.Envelope == version; 
        }
 
        internal override bool IsMatch(BindingElement b) 
        {
            if (!base.IsMatch(b)) 
                return false;
            MtomMessageEncodingBindingElement mtom = b as MtomMessageEncodingBindingElement;
            if (mtom == null)
                return false; 
            if (this.maxReadPoolSize != mtom.MaxReadPoolSize)
                return false; 
            if (this.maxWritePoolSize != mtom.MaxWritePoolSize) 
                return false;
 
            // compare XmlDictionaryReaderQuotas
            if (this.readerQuotas.MaxStringContentLength != mtom.ReaderQuotas.MaxStringContentLength)
                return false;
            if (this.readerQuotas.MaxArrayLength != mtom.ReaderQuotas.MaxArrayLength) 
                return false;
            if (this.readerQuotas.MaxBytesPerRead != mtom.ReaderQuotas.MaxBytesPerRead) 
                return false; 
            if (this.readerQuotas.MaxDepth != mtom.ReaderQuotas.MaxDepth)
                return false; 
            if (this.readerQuotas.MaxNameTableCharCount != mtom.ReaderQuotas.MaxNameTableCharCount)
                return false;

            if (this.maxBufferSize != mtom.MaxBufferSize) 
                return false;
 
            if (this.WriteEncoding.EncodingName != mtom.WriteEncoding.EncodingName) 
                return false;
            if (!this.MessageVersion.IsMatch(mtom.MessageVersion)) 
                return false;

            return true;
        } 
    }
} 

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

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