private  boolean isJarOrZip(File root) {
    if (!isFile(root)) {
      return false;
    }
    final String name = root.getName();
    return StringUtilRt.endsWithIgnoreCase(name, ".jar") || StringUtilRt.endsWithIgnoreCase(name, ".zip");
  }
private  boolean isJarOrZip(File root)