code: @Override
  	protected void addBundlesToMapping() throws DuplicateBundlePathException {
  		Set<String> paths = rsHandler.getResourceNames(baseDir);
  
  		for (String path : paths) {
  			path = PathNormalizer.joinPaths(baseDir, path);
  			if (!excludedPaths.contains(path) && rsHandler.isDirectory(path)) {
  				String bundleKey = path + resourceExtension;
  				addBundleToMap(bundleKey, path + "/**");
  				if (LOGGER.isDebugEnabled())
  					LOGGER.debug("Added [" + bundleKey + "] with value [" + path + "/**] to a generated path list");
  			}
  		}
  	}
docs: Generates the resource bundles mapping expressions.
  
  @throws DuplicateBundlePathException
  if a duplicate path is found in the bundle