ByteSource
  {

    private static final LinkOption[] FOLLOW_LINKS = {};

    private final Path path;
    private final OpenOption[] options;
    private final boolean followLinks;

    private PathByteSource(Path path, OpenOption... options) {
      this.path = checkNotNull(path);
      this.options = options.clone();
      this.followLinks = followLinks(this.options);

      ByteSource
  {

    private static final LinkOption[] FOLLOW_LINKS = {};

    private final Path path;
    private final OpenOption[] options;
    private final boolean followLinks;

    private PathByteSource(Path path, OpenOption... options) {
      this.path = checkNotNull(path);
      this.options = options.clone();
      this.followLinks = followLinks(this.options);

            if (logger.isDebugEnabled()) {
                logger.debug("{} does not exists.", dir);
            }
            return;
        }
        try (Stream<Path> walk = Files.walk(dir, FileVisitOption.FOLLOW_LINKS)) {
            walk.sorted(Comparator.reverseOrder()).forEach(f -> {
                if (logger.isDebugEnabled()) {
                    logger.debug("Deleting {}", f);
                }
                try {