// "Replace with 'Collectors.joining'" "true-preview" import java.util.stream.Collectors; import java.util.stream.Stream; import static java.util.stream.Collectors.toList; class Test { public void test() { /*2*/ /*1*/ Stream.of(12, 22) .map(Object::toString) /*3*/ .collect(((Collectors.joining("\n"))) // comment? ); } }