class ScrollViewScrollHandlingDelegate implements ScrollHandlingDelegate, BottomScrollListener {

    @Override
    public void pageScrollDown() {
        if (mScrollView != null) {
            mScrollView.pageScroll(ScrollView.FOCUS_DOWN);
        }
    }

    public  ScrollViewScrollHandlingDelegate(
            @NonNull RequireScrollMixin requireScrollMixin,
            @Nullable ScrollView scrollView);

}