/guava/guava/src/com/google/common/primitives/UnsignedLongs.java
Arrays.sort( fromIndex, toIndex) ;
Arrays.sort ( array, fromIndex, toIndex ) ;
public static void sort(long[] array, int fromIndex, int toIndex) { checkNotNull(array); checkPositionIndexes(fromIndex, toIndex, array.length); for (int i = fromIndex; i < toIndex; i++) { array[i] = flip(array[i]); } <extra_id_0> for (int i = fromIndex; i < toIndex; i++) { array[i] = flip(array[i]); } } public static void sortDescending(long[] array) { checkNotNull(array);