question: checks that argument is not null or empty string . concode_field_sep PlaceHolder placeHolder concode_field_sep Collection<E> checkCollectionArg concode_elem_sep E[] checkArrayArg concode_elem_sep E[] checkArrayArg
target: String function ( String arg0 ) { if ( arg0 == null ) { throw new TsNullArgumentRtException ( ) ; } if ( arg0 . length ( ) == 0 ) { throw new TsIllegalArgumentRtException ( ) ; } return arg0 ; }