code: public static ArchiveReader get(final String arcFileOrUrl)
      throws MalformedURLException, IOException {
      	return ArchiveReaderFactory.factory.getArchiveReader(arcFileOrUrl);
      }
docs: Get an Archive file Reader on passed path or url.
  Does primitive heuristic figuring if path or URL.
  @param arcFileOrUrl File path or URL pointing at an Archive file.
  @return An Archive file Reader.
  @throws IOException
  @throws MalformedURLException
  @throws IOException