private void WriteMessageCore(HubMessage message, Stream stream)
{
using (var writer = new JsonTextWriter(new StreamWriter(stream)))
{
switch (message)
{
case InvocationMessage m:
WriteInvocationMessage(m, writer);
break;
case StreamInvocationMessage m:
WriteStreamInvocationMessage(m, writer);
break;
case StreamItemMessage m:
WriteStreamItemMessage(m, writer);
break;
case CompletionMessage m:
WriteCompletionMessage(m, writer);
break;
case CancelInvocationMessage m:
WriteCancelInvocationMessage(m, writer);
break;
case PingMessage m:
WritePingMessage(m, writer);
break;
default:
throw new InvalidOperationException($"Unsupported message type: {message.GetType().FullName}");
}
}
}
private void WriteMessageCore(HubMessage message, Stream output)
{
// PackerCompatibilityOptions.None prevents from serializing byte[] as strings
// and allows extended objects
var packer = Packer.Create(output, PackerCompatibilityOptions.None);
switch (message)
{
case InvocationMessage invocationMessage:
WriteInvocationMessage(invocationMessage, packer);
break;
case StreamItemMessage streamItemMessage:
WriteStreamingItemMessage(streamItemMessage, packer);
break;
case CompletionMessage completionMessage:
WriteCompletionMessage(completionMessage, packer);
break;
case CancelInvocationMessage cancelInvocationMessage:
WriteCancelInvocationMessage(cancelInvocationMessage, packer);
break;
default:
throw new FormatException($"Unexpected message type: {message.GetType().Name}");
}
}
private void WriteMessageCore(HubMessage message, Stream stream)
{
using (var writer = new JsonTextWriter(new StreamWriter(stream, _utf8NoBom, 1024, leaveOpen: true)))
{
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($"Unsupported message type: {message.GetType().FullName}");
}
writer.WriteEndObject();
}
}
private void WriteMessageCore(HubMessage message, Stream output)
{
var packer = Packer.Create(output);
switch (message)
{
case InvocationMessage invocationMessage:
WriteInvocationMessage(invocationMessage, packer, output);
break;
case StreamItemMessage streamItemMessage:
WriteStreamingItemMessage(streamItemMessage, packer, output);
break;
case CompletionMessage completionMessage:
WriteCompletionMessage(completionMessage, packer, output);
break;
default:
throw new FormatException($"Unexpected message type: {message.GetType().Name}");
}
}
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);
}
}
