// "Replace 'IntStream.range().mapToLong()' with 'Arrays.stream(intArr)'" "true-preview" import java.util.ArrayList; import java.util.Arrays; import java.util.List; import java.util.stream.IntStream; public class Test extends ArrayList { public void test(List> list) { int[] intArr = {1,2,3,4,5}; long[] longs = Arrays.stream(intArr).asLongStream().toArray(); } }