private void ReadHeader(IBufferReader readerBuffer)
{
switch (_headerSize)
{
case 1:
_packageLength = readerBuffer.ReadByte();
break;
case 2:
_packageLength = readerBuffer.ReadInt16();
break;
case 4:
_packageLength = readerBuffer.ReadInt32();
break;
default:
ThrowHelper.ThrowLengthFieldConfigErrorException();
break;
}
}