code: private static List<String> getBundleNames(List<JoinableResourceBundle> bundles) {
  
  		List<String> bundleNames = new ArrayList<>();
  		for (Iterator<JoinableResourceBundle> iterator = bundles.iterator(); iterator.hasNext();) {
  			bundleNames.add(iterator.next().getName());
  		}
  		return bundleNames;
  	}
docs: Returns the list of bundle names
  
  @param bundles
  the bundles
  @return the list of bundle names