public override Message ReadMessage(Stream stream, int maxSizeOfHeaders, string contentType)
{
if (stream == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("stream"));
}
if (WebTD.JsonMessageDecodingStartIsEnabled())
{
WebTD.JsonMessageDecodingStart();
}
XmlReader reader = TakeStreamedReader(stream, TextMessageEncoderFactory.GetEncodingFromContentType(contentType, JsonMessageEncoderFactory.ApplicationJsonContentEncoding));
Message message = Message.CreateMessage(reader, maxSizeOfHeaders, MessageVersion.None);
message.Properties.Encoder = this;
if (SMTD.StreamedMessageReadByEncoderIsEnabled())
{
SMTD.StreamedMessageReadByEncoder(EventTraceActivityHelper.TryExtractActivity(message, true));
}
if (MessageLogger.LogMessagesAtTransportLevel)
{
MessageLogger.LogMessage(ref message, MessageLoggingSource.TransportReceive);
}
return(message);
}
public override Message ReadMessage(ArraySegment <byte> buffer, BufferManager bufferManager, string contentType)
{
if (bufferManager == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("bufferManager"));
}
if (WebTD.JsonMessageDecodingStartIsEnabled())
{
WebTD.JsonMessageDecodingStart();
}
Message message;
JsonBufferedMessageData messageData = TakeBufferedReader();
messageData.Encoding = TextMessageEncoderFactory.GetEncodingFromContentType(contentType, JsonMessageEncoderFactory.ApplicationJsonContentEncoding);
messageData.Open(buffer, bufferManager);
RecycledMessageState messageState = messageData.TakeMessageState();
if (messageState == null)
{
messageState = new RecycledMessageState();
}
message = new BufferedMessage(messageData, messageState);
message.Properties.Encoder = this;
if (SMTD.MessageReadByEncoderIsEnabled() && buffer != null)
{
SMTD.MessageReadByEncoder(
EventTraceActivityHelper.TryExtractActivity(message, true),
buffer.Count,
this);
}
if (MessageLogger.LogMessagesAtTransportLevel)
{
MessageLogger.LogMessage(ref message, MessageLoggingSource.TransportReceive);
}
return(message);
}
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);
EventTraceActivity eventTraceActivity = null;
if (WebTD.JsonMessageEncodingStartIsEnabled())
{
eventTraceActivity = EventTraceActivityHelper.TryExtractActivity(message);
WebTD.JsonMessageEncodingStart(eventTraceActivity);
}
message.Properties.Encoder = this;
XmlDictionaryWriter xmlWriter = TakeStreamedWriter(stream);
JavascriptCallbackResponseMessageProperty javascriptResponseMessageProperty;
if (message.Properties.TryGetValue <JavascriptCallbackResponseMessageProperty>(JavascriptCallbackResponseMessageProperty.Name, out javascriptResponseMessageProperty) &&
javascriptResponseMessageProperty != null &&
!String.IsNullOrEmpty(javascriptResponseMessageProperty.CallbackFunctionName))
{
if (!this.crossDomainScriptAccessEnabled)
{
throw TraceUtility.ThrowHelperError(new InvalidOperationException(SR2.JavascriptCallbackNotEnabled), message);
}
byte[] buffer = this.writeEncoding.GetBytes(String.Format(CultureInfo.InvariantCulture, "{0}(", javascriptResponseMessageProperty.CallbackFunctionName));
stream.Write(buffer, 0, buffer.Length);
}
xmlWriter.WriteStartDocument();
message.WriteMessage(xmlWriter);
xmlWriter.WriteEndDocument();
xmlWriter.Flush();
ReturnStreamedWriter(xmlWriter);
if (javascriptResponseMessageProperty != null &&
!String.IsNullOrEmpty(javascriptResponseMessageProperty.CallbackFunctionName))
{
if (javascriptResponseMessageProperty.StatusCode != null && (int)javascriptResponseMessageProperty.StatusCode != 200)
{
byte[] buffer = this.writeEncoding.GetBytes(String.Format(CultureInfo.InvariantCulture, ",{0}", (int)javascriptResponseMessageProperty.StatusCode));
stream.Write(buffer, 0, buffer.Length);
}
stream.Write(this.encodedClosingFunctionCall, 0, this.encodedClosingFunctionCall.Length);
}
if (SMTD.StreamedMessageWrittenByEncoderIsEnabled())
{
SMTD.StreamedMessageWrittenByEncoder(
eventTraceActivity ?? EventTraceActivityHelper.TryExtractActivity(message));
}
if (MessageLogger.LogMessagesAtTransportLevel)
{
MessageLogger.LogMessage(ref message, MessageLoggingSource.TransportSend);
}
}
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);
}
EventTraceActivity eventTraceActivity = null;
if (WebTD.JsonMessageEncodingStartIsEnabled())
{
eventTraceActivity = EventTraceActivityHelper.TryExtractActivity(message);
WebTD.JsonMessageEncodingStart(eventTraceActivity);
}
ThrowIfMismatchedMessageVersion(message);
message.Properties.Encoder = this;
JsonBufferedMessageWriter messageWriter = TakeBufferedWriter();
JavascriptCallbackResponseMessageProperty javascriptResponseMessageProperty;
if (message.Properties.TryGetValue <JavascriptCallbackResponseMessageProperty>(JavascriptCallbackResponseMessageProperty.Name, out javascriptResponseMessageProperty) &&
javascriptResponseMessageProperty != null)
{
if (this.crossDomainScriptAccessEnabled)
{
messageWriter.SetJavascriptCallbackProperty(javascriptResponseMessageProperty);
}
else
{
throw TraceUtility.ThrowHelperError(new InvalidOperationException(SR2.JavascriptCallbackNotEnabled), message);
}
}
ArraySegment <byte> messageData = messageWriter.WriteMessage(message, bufferManager, messageOffset, maxMessageSize);
ReturnMessageWriter(messageWriter);
if (SMTD.MessageWrittenByEncoderIsEnabled() && messageData != null)
{
SMTD.MessageWrittenByEncoder(
eventTraceActivity ?? EventTraceActivityHelper.TryExtractActivity(message),
messageData.Count,
this);
}
if (MessageLogger.LogMessagesAtTransportLevel)
{
XmlDictionaryReader xmlDictionaryReader = JsonReaderWriterFactory.CreateJsonReader(
messageData.Array, messageData.Offset, messageData.Count, null, XmlDictionaryReaderQuotas.Max, null);
MessageLogger.LogMessage(ref message, xmlDictionaryReader, MessageLoggingSource.TransportSend);
}
return(messageData);
}