/// <summary>
/// Reads a described type descriptor from the buffer. It may return a known static Descriptor.
/// </summary>
/// <param name="buffer"></param>
public static Descriptor DecodeDescriptor(ByteBuffer buffer)
{
var descriptorFormatCode = DecodeFormatCode(buffer);
if (descriptorFormatCode == FormatCode.ULong ||
descriptorFormatCode == FormatCode.SmallULong)
{
ulong code = Encoder.ReadULong(buffer, descriptorFormatCode);
Descriptor descriptor = null;
if (DescribedTypeCodec.TryGetKnownDescribedType(code, out descriptor))
{
return(descriptor);
}
return(new Descriptor(code));
}
if (descriptorFormatCode == FormatCode.Symbol8 ||
descriptorFormatCode == FormatCode.Symbol32)
{
string symbol = Encoder.ReadSymbol(buffer, descriptorFormatCode);
return(new Descriptor(symbol));
}
throw new AmqpException(ErrorCode.FramingError, $"Invalid Descriptor Format Code{descriptorFormatCode.ToHex()}");
}
