code: @Override
  	protected List<String> findAvailableLocales(String resource) {
  
  		Set<String> result = new HashSet<String>();
  		
  		String[] msgBundleArray = resource
  				.split(RESOURCE_BUNDLE_SEPARATOR);
  		for (String msgResource : msgBundleArray) {
  			List<String> availableLocales = GrailsLocaleUtils
  					.getAvailableLocaleSuffixesForBundle(msgResource,
  							rsHandler);
  			result.addAll(availableLocales);
  		}
  		
  		LOGGER.debug("Available locales for "+resource+" : "+result);
  		return new ArrayList<String>(result);
  	}
docs: /*
  (non-Javadoc)
  
  @see
  net.jawr.web.resource.bundle.locale.ResourceBundleMessagesGenerator#findAvailableLocales
  (java.lang.String)