protected void loadLocaleStrings(final String domainId, final Domain domain) {
   final Map<String, RepositoryFile> localeFiles = metadataMapping.getLocaleFiles(domainId);
   if (localeFiles != null) {
     for (final String locale : localeFiles.keySet()) {
       final RepositoryFile localeFile = localeFiles.get(locale);
       final Properties properties = loadProperties(localeFile);
       if (logger.isTraceEnabled()) {
         logger.trace("\tLoading properties [" + domain + " : " + locale + "]");
       }
       localizationUtil.importLocalizedProperties(domain, properties, locale);
     }
   }
 }