return the tag of the request concode_field_sep String US_ASCII concode_elem_sep String CRLF concode_elem_sep String tag concode_elem_sep Collection<ByteBuffer> lines concode_elem_sep String command concode_field_sep String read concode_elem_sep String getCommand concode_elem_sep Iterator<ByteBuffer> getArguments concode_elem_sep String getArgument
String function ( ) { return tag ; }