checks that an iterable is both non-null and non-empty . this method does not check individual elements in the iterable . concode_field_sep String ARG_NOT_BLANK_MSG concode_field_sep boolean checkArguments concode_elem_sep double checkArgumentRange concode_elem_sep int checkArgumentRange
T function ( T arg0 ) { return checkNotBlank ( arg0 , ARG_NOT_BLANK_MSG ) ; }