code: public String getLocaleDisplayPattern() {
          ICUResourceBundle locDispBundle = (ICUResourceBundle) langBundle.get(LOCALE_DISPLAY_PATTERN);
          String localeDisplayPattern = locDispBundle.getStringWithFallback(PATTERN);
          return localeDisplayPattern;
      }
docs: Returns LocaleDisplayPattern for this locale, e.g., {0}({1})
  @return locale display pattern as a String.