code: public static String getFilePath(String path, AlluxioConfiguration alluxioConf)
        throws IOException {
      path = validatePath(path, alluxioConf);
      if (path.startsWith(Constants.HEADER)) {
        path = path.substring(Constants.HEADER.length());
      } else if (path.startsWith(Constants.HEADER_FT)) {
        path = path.substring(Constants.HEADER_FT.length());
      }
      return path.substring(path.indexOf(AlluxioURI.SEPARATOR));
    }
docs: Removes {@link Constants#HEADER} / {@link Constants#HEADER_FT} and hostname:port information
  from a path, leaving only the local file path.
  
  @param path the path to obtain the local path from
  @param alluxioConf Alluxio configuration
  @return the local path in string format