Iterable < String > function ( final String arg0 , Iterable < String > arg1 ) { Preconditions . checkNotNull ( arg0 ) ; return Iterables . transform ( arg1 , new Function < String , String > ( ) { @ Override public String apply ( String arg2 ) { return arg0 + arg2 ; } } ) ; }
prepends what to each string in sequence , returning a lazy sequence of the same length . concode_field_sep PlaceHolder placeHolder concode_field_sep Iterable<E> beforeEach