class HaloUtils {

    @Api(1.0)
    public static void hideKeyboard(@Nullable View focusView) {
        if (focusView != null) {
            InputMethodManager inputMethodManager = (InputMethodManager) focusView.getContext().getSystemService(Activity.INPUT_METHOD_SERVICE);
            inputMethodManager.hideSoftInputFromWindow(focusView.getWindowToken(), 0);
        }
    }

    private  HaloUtils();

}