private static void moveDown(@NotNull JList<?> list, @JdkConstants.InputEventMask int modifiers, boolean cycleScrolling) {
    _moveDown(list, list.getSelectionModel(), modifiers, list.getModel().getSize(), cycleScrolling);
  }
private static void moveDown(@NotNull JList<?> list, @JdkConstants.InputEventMask int modifiers, boolean cycleScrolling)