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//------------------------------------------------------------
// 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;
using System.ComponentModel;
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;
}
[DefaultValue(EncoderDefaults.MaxReadPoolSize)]
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;
}
}
[DefaultValue(EncoderDefaults.MaxWritePoolSize)]
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;
}
}
[DefaultValue(MtomEncoderDefaults.MaxBufferSize)]
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;
}
}
[TypeConverter(typeof(System.ServiceModel.Configuration.EncodingConverter))]
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<TChannel> BuildChannelFactory<TChannel>(BindingContext context)
{
return InternalBuildChannelFactory<TChannel>(context);
}
public override bool CanBuildChannelFactory<TChannel>(BindingContext context)
{
return InternalCanBuildChannelFactory<TChannel>(context);
}
public override IChannelListener<TChannel> BuildChannelListener<TChannel>(BindingContext context)
{
return InternalBuildChannelListener<TChannel>(context);
}
public override bool CanBuildChannelListener<TChannel>(BindingContext context)
{
return InternalCanBuildChannelListener<TChannel>(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<T>(BindingContext context)
{
if (context == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("context");
}
if (typeof(T) == typeof(XmlDictionaryReaderQuotas))
{
return (T)(object)this.readerQuotas;
}
else
{
return base.GetProperty<T>(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;
}
[EditorBrowsable(EditorBrowsableState.Never)]
public bool ShouldSerializeMessageVersion()
{
return (!this.messageVersion.IsMatch(MessageVersion.Default));
}
[EditorBrowsable(EditorBrowsableState.Never)]
public bool ShouldSerializeReaderQuotas()
{
return (!EncoderDefaults.IsDefaultReaderQuotas(this.ReaderQuotas));
}
[EditorBrowsable(EditorBrowsableState.Never)]
public bool ShouldSerializeWriteEncoding()
{
return (this.WriteEncoding != TextEncoderDefaults.Encoding);
}
}
}
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