public override Message ReadMessage(Stream stream, int maxSizeOfHeaders, string contentType)
{
if (stream == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("stream"));
}
WebContentFormat format = GetFormatForContentType(contentType);
Message message;
switch (format)
{
case WebContentFormat.Json:
message = JsonMessageEncoder.ReadMessage(stream, maxSizeOfHeaders, contentType);
message.Properties.Add(WebBodyFormatMessageProperty.Name, WebBodyFormatMessageProperty.JsonProperty);
break;
case WebContentFormat.Xml:
message = TextMessageEncoder.ReadMessage(stream, maxSizeOfHeaders, contentType);
message.Properties.Add(WebBodyFormatMessageProperty.Name, WebBodyFormatMessageProperty.XmlProperty);
break;
case WebContentFormat.Raw:
message = RawMessageEncoder.ReadMessage(stream, maxSizeOfHeaders, contentType);
message.Properties.Add(WebBodyFormatMessageProperty.Name, WebBodyFormatMessageProperty.RawProperty);
break;
default:
throw Fx.AssertAndThrow("This should never get hit because GetFormatForContentType shouldn't return a WebContentFormat other than Json, Xml, and Raw");
}
return(message);
}
public override ArraySegment <byte> WriteMessage(Message message, int maxMessageSize, BufferManager bufferManager, int messageOffset)
{
if (message == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("message"));
}
if (bufferManager == null)
{
throw TraceUtility.ThrowHelperError(new ArgumentNullException("bufferManager"), message);
}
if (maxMessageSize < 0)
{
throw TraceUtility.ThrowHelperError(new ArgumentOutOfRangeException("maxMessageSize", maxMessageSize,
SR2.GetString(SR2.ValueMustBeNonNegative)), message);
}
if (messageOffset < 0 || messageOffset > maxMessageSize)
{
throw TraceUtility.ThrowHelperError(new ArgumentOutOfRangeException("messageOffset", messageOffset,
SR2.GetString(SR2.JsonValueMustBeInRange, 0, maxMessageSize)), message);
}
ThrowIfMismatchedMessageVersion(message);
WebContentFormat messageFormat = ExtractFormatFromMessage(message);
JavascriptCallbackResponseMessageProperty javascriptResponseMessageProperty;
switch (messageFormat)
{
case WebContentFormat.Json:
return(JsonMessageEncoder.WriteMessage(message, maxMessageSize, bufferManager, messageOffset));
case WebContentFormat.Xml:
if (message.Properties.TryGetValue <JavascriptCallbackResponseMessageProperty>(JavascriptCallbackResponseMessageProperty.Name, out javascriptResponseMessageProperty) &&
javascriptResponseMessageProperty != null &&
!String.IsNullOrEmpty(javascriptResponseMessageProperty.CallbackFunctionName))
{
throw TraceUtility.ThrowHelperError(new InvalidOperationException(SR2.JavascriptCallbackNotsupported), message);
}
return(TextMessageEncoder.WriteMessage(message, maxMessageSize, bufferManager, messageOffset));
case WebContentFormat.Raw:
if (message.Properties.TryGetValue <JavascriptCallbackResponseMessageProperty>(JavascriptCallbackResponseMessageProperty.Name, out javascriptResponseMessageProperty) &&
javascriptResponseMessageProperty != null &&
!String.IsNullOrEmpty(javascriptResponseMessageProperty.CallbackFunctionName))
{
throw TraceUtility.ThrowHelperError(new InvalidOperationException(SR2.JavascriptCallbackNotsupported), message);
}
return(RawMessageEncoder.WriteMessage(message, maxMessageSize, bufferManager, messageOffset));
default:
throw Fx.AssertAndThrow("This should never get hit because GetFormatForContentType shouldn't return a WebContentFormat other than Json, Xml, and Raw");
}
}
public override bool IsContentTypeSupported(string contentType)
{
if (contentType == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("contentType");
}
WebContentFormat messageFormat;
if (TryGetContentTypeMapping(contentType, out messageFormat) &&
(messageFormat != WebContentFormat.Default))
{
return(true);
}
return(RawMessageEncoder.IsContentTypeSupported(contentType) || JsonMessageEncoder.IsContentTypeSupported(contentType) || TextMessageEncoder.IsContentTypeSupported(contentType));
}
public override void WriteMessage(Message message, Stream stream)
{
if (message == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("message"));
}
if (stream == null)
{
throw TraceUtility.ThrowHelperError(new ArgumentNullException("stream"), message);
}
ThrowIfMismatchedMessageVersion(message);
WebContentFormat messageFormat = ExtractFormatFromMessage(message);
JavascriptCallbackResponseMessageProperty javascriptResponseMessageProperty;
switch (messageFormat)
{
case WebContentFormat.Json:
JsonMessageEncoder.WriteMessage(message, stream);
break;
case WebContentFormat.Xml:
if (message.Properties.TryGetValue <JavascriptCallbackResponseMessageProperty>(JavascriptCallbackResponseMessageProperty.Name, out javascriptResponseMessageProperty) &&
javascriptResponseMessageProperty != null &&
!String.IsNullOrEmpty(javascriptResponseMessageProperty.CallbackFunctionName))
{
throw TraceUtility.ThrowHelperError(new InvalidOperationException(SR2.JavascriptCallbackNotsupported), message);
}
TextMessageEncoder.WriteMessage(message, stream);
break;
case WebContentFormat.Raw:
if (message.Properties.TryGetValue <JavascriptCallbackResponseMessageProperty>(JavascriptCallbackResponseMessageProperty.Name, out javascriptResponseMessageProperty) &&
javascriptResponseMessageProperty != null &&
!String.IsNullOrEmpty(javascriptResponseMessageProperty.CallbackFunctionName))
{
throw TraceUtility.ThrowHelperError(new InvalidOperationException(SR2.JavascriptCallbackNotsupported), message);
}
RawMessageEncoder.WriteMessage(message, stream);
break;
default:
throw Fx.AssertAndThrow("This should never get hit because GetFormatForContentType shouldn't return a WebContentFormat other than Json, Xml, and Raw");
}
}
public RawMessageEncoderFactory(XmlDictionaryReaderQuotas quotas)
{
this.encoder = new RawMessageEncoder(quotas);
}
