code: public static List<File> localFilesFromUrlClassLoader(final URLClassLoader urlClassLoader) {
          checkNotNull("urlClassLoader", urlClassLoader);
  
          final List<File> files = new ArrayList<>();
  
          final URL[] urls = urlClassLoader.getURLs();
          for (final URL url : urls) {
              if ("file".equals(url.getProtocol())) {
                  files.add(asFile(url));
              }
          }
  
          return files;
  
      }
docs: Returns all "file://" entries in the URL class loader as files.
  
  @param urlClassLoader
  URL class loader to use.
  
  @return List of files.