code: private Set<String> initExcludedPathList(Set<String> paths) {
  		Set<String> toExclude = new HashSet<>();
  		if (null == paths)
  			return toExclude;
  
  		for (String path : paths) {
  			path = PathNormalizer.asPath(path);
  			toExclude.add(path);
  		}
  		return toExclude;
  	}
docs: Determine which paths are to be excluded based on a set of path mappings
  from the configuration.
  
  @param paths
  the Set of path to exclude
  @return the Set of path to exclude