boolean function ( ) { return getCode ( ) >= 300 && getCode ( ) < 400 ; }
if #getcode is > = 300 and < 400 . concode_field_sep Status OK concode_elem_sep Status NOT_MODIFIED concode_field_sep boolean is2xx concode_elem_sep boolean is4xx concode_elem_sep Status of concode_elem_sep Status of concode_elem_sep boolean is5xx concode_elem_sep String getMessage concode_elem_sep HttpResponseStatus getNettyStatus concode_elem_sep boolean is1xx concode_elem_sep int getCode