public static void WriteResponseMessage(HandshakeResponseMessage responseMessage, IBufferWriter <byte> output)
{
var textWriter = Utf8BufferTextWriter.Get(output);
try
{
using (var writer = JsonUtils.CreateJsonTextWriter(textWriter))
{
writer.WriteStartObject();
if (!string.IsNullOrEmpty(responseMessage.Error))
{
writer.WritePropertyName(ErrorPropertyName);
writer.WriteValue(responseMessage.Error);
}
writer.WriteEndObject();
writer.Flush();
}
}
finally
{
Utf8BufferTextWriter.Return(textWriter);
}
TextMessageFormatter.WriteRecordSeparator(output);
}
public static void WriteRequestMessage(HandshakeRequestMessage requestMessage, IBufferWriter <byte> output)
{
var textWriter = Utf8BufferTextWriter.Get(output);
try
{
using (var writer = JsonUtils.CreateJsonTextWriter(textWriter))
{
writer.WriteStartObject();
writer.WritePropertyName(ProtocolPropertyName);
writer.WriteValue(requestMessage.Protocol);
writer.WritePropertyName(ProtocolVersionPropertyName);
writer.WriteValue(requestMessage.Version);
writer.WriteEndObject();
writer.Flush();
}
}
finally
{
Utf8BufferTextWriter.Return(textWriter);
}
TextMessageFormatter.WriteRecordSeparator(output);
}
private void WriteMessageCore(HubMessage message, IBufferWriter <byte> stream)
{
var textWriter = Utf8BufferTextWriter.Get(stream);
try
{
using (var writer = JsonUtils.CreateJsonTextWriter(textWriter))
{
writer.WriteStartObject();
switch (message)
{
case InvocationMessage m:
WriteMessageType(writer, HubProtocolConstants.InvocationMessageType);
WriteHeaders(writer, m);
WriteInvocationMessage(m, writer);
break;
case StreamInvocationMessage m:
WriteMessageType(writer, HubProtocolConstants.StreamInvocationMessageType);
WriteHeaders(writer, m);
WriteStreamInvocationMessage(m, writer);
break;
case StreamItemMessage m:
WriteMessageType(writer, HubProtocolConstants.StreamItemMessageType);
WriteHeaders(writer, m);
WriteStreamItemMessage(m, writer);
break;
case CompletionMessage m:
WriteMessageType(writer, HubProtocolConstants.CompletionMessageType);
WriteHeaders(writer, m);
WriteCompletionMessage(m, writer);
break;
case CancelInvocationMessage m:
WriteMessageType(writer, HubProtocolConstants.CancelInvocationMessageType);
WriteHeaders(writer, m);
WriteCancelInvocationMessage(m, writer);
break;
case PingMessage _:
WriteMessageType(writer, HubProtocolConstants.PingMessageType);
break;
case CloseMessage m:
WriteMessageType(writer, HubProtocolConstants.CloseMessageType);
WriteCloseMessage(m, writer);
break;
default:
throw new InvalidOperationException($"Unsupported message type: {message.GetType().FullName}");
}
writer.WriteEndObject();
writer.Flush();
}
}
finally
{
Utf8BufferTextWriter.Return(textWriter);
}
}