private object[] ReadArguments(MsgPackReader reader, string target)
{
var subscription = this.Connection.GetSubscription(target);
object[] args;
if (subscription == null || subscription.callbacks == null || subscription.callbacks.Count == 0)
{
args = reader.ReadValue(typeof(object[])) as object[];
}
else
{
reader.NextToken();
if (subscription.callbacks[0].ParamTypes != null)
{
args = new object[subscription.callbacks[0].ParamTypes.Length];
for (int i = 0; i < subscription.callbacks[0].ParamTypes.Length; ++i)
{
args[i] = reader.ReadValue(subscription.callbacks[0].ParamTypes[i]);
}
}
else
{
args = null;
}
reader.NextToken();
}
return(args);
}
/// <summary>
/// This function must parse binary representation of the messages into the list of Messages.
/// </summary>
public void ParseMessages(BufferSegment segment, ref List <Message> messages)
{
messages.Clear();
int offset = segment.Offset;
while (offset < segment.Count)
{
int length = (int)ReadVarInt(segment.Data, ref offset);
using (var stream = new System.IO.MemoryStream(segment.Data, offset, length))
{
var buff = BufferPool.Get(MsgPackReader.DEFAULT_BUFFER_SIZE, true);
try
{
var context = new SerializationContext {
Options = SerializationOptions.SuppressTypeInformation,
ExtensionTypeHandler = CustomMessagePackExtensionTypeHandler.Instance
};
var reader = new MsgPackReader(stream, context, Endianness.BigEndian, buff);
reader.NextToken();
reader.NextToken();
int messageType = reader.ReadByte();
switch ((MessageTypes)messageType)
{
case MessageTypes.Invocation: messages.Add(ReadInvocation(reader)); break;
case MessageTypes.StreamItem: messages.Add(ReadStreamItem(reader)); break;
case MessageTypes.Completion: messages.Add(ReadCompletion(reader)); break;
case MessageTypes.StreamInvocation: messages.Add(ReadStreamInvocation(reader)); break;
case MessageTypes.CancelInvocation: messages.Add(ReadCancelInvocation(reader)); break;
case MessageTypes.Ping:
// https://github.com/aspnet/AspNetCore/blob/master/src/SignalR/docs/specs/HubProtocol.md#ping-message-encoding-1
messages.Add(new Message {
type = MessageTypes.Ping
});
break;
case MessageTypes.Close: messages.Add(ReadClose(reader)); break;
}
reader.NextToken();
}
finally
{
BufferPool.Release(buff);
}
}
offset += length;
}
}