docs: private void buildupPropertiesBundles(final File file) throws IOException {
  		File[] files = file.listFiles();
  
  		for (File f : files) {
  			if (f.getName().endsWith("properties")) {
  				String bundleName = f.getName().substring(0,
  						f.getName().indexOf("properties") - 1);
  
  				LOG.info("Loading: " + bundleName);
  				ResourceBundle bundle = new PropertyResourceBundle(
  						new FileInputStream(f));
  				bundles.put(bundleName, bundle);
  			}
  		}
  	}