WebMessageEncodingBindingElement.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx35 / System.ServiceModel.Web / System / ServiceModel / Channels / WebMessageEncodingBindingElement.cs / 1305376 / WebMessageEncodingBindingElement.cs
                        
                        
                            //------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------

namespace System.ServiceModel.Channels 
{
    using System.ServiceModel; 
    using System.Text; 
    using System.Xml;
    using System.ServiceModel.Administration; 
    using System.ServiceModel.Description;

    public sealed class WebMessageEncodingBindingElement : MessageEncodingBindingElement, IWsdlExportExtension, IWmiInstanceProvider
    { 
        WebContentTypeMapper contentTypeMapper;
 
        int maxReadPoolSize; 
        int maxWritePoolSize;
        XmlDictionaryReaderQuotas readerQuotas; 
        Encoding writeEncoding;

        public WebMessageEncodingBindingElement()
            : this(TextEncoderDefaults.Encoding) 
        {
        } 
 
        public WebMessageEncodingBindingElement(Encoding writeEncoding)
        { 
            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.writeEncoding = writeEncoding;
        }
 
        WebMessageEncodingBindingElement(WebMessageEncodingBindingElement elementToBeCloned)
            : base(elementToBeCloned) 
        { 
            this.maxReadPoolSize = elementToBeCloned.maxReadPoolSize;
            this.maxWritePoolSize = elementToBeCloned.maxWritePoolSize; 
            this.readerQuotas = new XmlDictionaryReaderQuotas();
            elementToBeCloned.readerQuotas.CopyTo(this.readerQuotas);
            this.writeEncoding = elementToBeCloned.writeEncoding;
            this.contentTypeMapper = elementToBeCloned.contentTypeMapper; 
            this.CrossDomainScriptAccessEnabled = elementToBeCloned.CrossDomainScriptAccessEnabled;
        } 
        public WebContentTypeMapper ContentTypeMapper 
        {
            get 
            {
                return contentTypeMapper;
            }
            set 
            {
                contentTypeMapper = value; 
            } 
        }
 
        public int MaxReadPoolSize
        {
            get
            { 
                return this.maxReadPoolSize;
            } 
            set 
            {
                if (value <= 0) 
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value", value,
                        SR2.GetString(SR2.ValueMustBePositive)));
                } 
                this.maxReadPoolSize = value;
            } 
        } 

        public int MaxWritePoolSize 
        {
            get
            {
                return this.maxWritePoolSize; 
            }
            set 
            { 
                if (value <= 0)
                { 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value", value,
                        SR2.GetString(SR2.ValueMustBePositive)));
                }
                this.maxWritePoolSize = value; 
            }
        } 
 

        public override MessageVersion MessageVersion 
        {
            get
            {
                return MessageVersion.None; 
            }
            set 
            { 
                if (value == null)
                { 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value");
                }

                if (value != MessageVersion.None) 
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("value", SR2.GetString(SR2.JsonOnlySupportsMessageVersionNone)); 
                } 
            }
        } 

        internal override bool IsWsdlExportable
        {
            get { return false; } 
        }
 
        public XmlDictionaryReaderQuotas ReaderQuotas 
        {
            get 
            {
                return this.readerQuotas;
            }
        } 

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

        public bool CrossDomainScriptAccessEnabled 
        { 
            get;
            set; 
        }

        public override IChannelFactory BuildChannelFactory(BindingContext context)
        { 
            return InternalBuildChannelFactory(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 WebMessageEncodingBindingElement(this);
        }
 
        public override MessageEncoderFactory CreateMessageEncoderFactory()
        { 
            return new WebMessageEncoderFactory(this.WriteEncoding, this.MaxReadPoolSize, this.MaxWritePoolSize, this.ReaderQuotas, this.ContentTypeMapper, this.CrossDomainScriptAccessEnabled); 
        }
 
        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 IWmiInstanceProvider.FillInstance(IWmiInstance wmiInstance)
        { 
            wmiInstance.SetProperty(AdministrationStrings.MessageVersion, this.MessageVersion.ToString());
            wmiInstance.SetProperty(AdministrationStrings.Encoding, this.writeEncoding.WebName);
            wmiInstance.SetProperty(AdministrationStrings.MaxReadPoolSize, this.maxReadPoolSize);
            wmiInstance.SetProperty(AdministrationStrings.MaxWritePoolSize, this.maxWritePoolSize); 
            if (this.ReaderQuotas != null)
            { 
                IWmiInstance readerQuotasInstance = wmiInstance.NewInstance(AdministrationStrings.XmlDictionaryReaderQuotas); 
                readerQuotasInstance.SetProperty(AdministrationStrings.MaxArrayLength, this.readerQuotas.MaxArrayLength);
                readerQuotasInstance.SetProperty(AdministrationStrings.MaxBytesPerRead, this.readerQuotas.MaxBytesPerRead); 
                readerQuotasInstance.SetProperty(AdministrationStrings.MaxDepth, this.readerQuotas.MaxDepth);
                readerQuotasInstance.SetProperty(AdministrationStrings.MaxNameTableCharCount, this.readerQuotas.MaxNameTableCharCount);
                readerQuotasInstance.SetProperty(AdministrationStrings.MaxStringContentLength, this.readerQuotas.MaxStringContentLength);
                wmiInstance.SetProperty(AdministrationStrings.ReaderQuotas, readerQuotasInstance); 
            }
        } 
 
        string IWmiInstanceProvider.GetInstanceType()
        { 
            return typeof(WebMessageEncodingBindingElement).Name;
        }

        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; 
            }

            WebMessageEncodingBindingElement other = b as WebMessageEncodingBindingElement;
            if (other == null) 
            {
                return false; 
            } 
            if (this.maxReadPoolSize != other.MaxReadPoolSize)
            { 
                return false;
            }
            if (this.maxWritePoolSize != other.MaxWritePoolSize)
            { 
                return false;
            } 
 
            // compare XmlDictionaryReaderQuotas
            if (this.readerQuotas.MaxStringContentLength != other.ReaderQuotas.MaxStringContentLength) 
            {
                return false;
            }
            if (this.readerQuotas.MaxArrayLength != other.ReaderQuotas.MaxArrayLength) 
            {
                return false; 
            } 
            if (this.readerQuotas.MaxBytesPerRead != other.ReaderQuotas.MaxBytesPerRead)
            { 
                return false;
            }
            if (this.readerQuotas.MaxDepth != other.ReaderQuotas.MaxDepth)
            { 
                return false;
            } 
            if (this.readerQuotas.MaxNameTableCharCount != other.ReaderQuotas.MaxNameTableCharCount) 
            {
                return false; 
            }

            if (this.WriteEncoding.EncodingName != other.WriteEncoding.EncodingName)
            { 
                return false;
            } 
            if (!this.MessageVersion.IsMatch(other.MessageVersion)) 
            {
                return false; 
            }
            if (this.ContentTypeMapper != other.ContentTypeMapper)
            {
                return false; 
            }
 
            return true; 
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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WebMessageEncodingBindingElement.cs source code in C# .NET

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