docs: public Map<String, CmsJspResourceWrapper> getLocaleResource() {
  
          Map<String, CmsJspResourceWrapper> result = getPageResource().getLocaleResource();
          List<Locale> locales = CmsLocaleGroupService.getPossibleLocales(m_cms, getPageResource());
          for (Locale locale : locales) {
              if (!result.containsKey(locale.toString())) {
                  result.put(locale.toString(), null);
              }
          }
          return result;
      }