code: static URI encodeLogFileLocation(UfsJournal journal, long start, long end) {
      String filename = String.format("0x%x-0x%x", start, end);
      URI location = URIUtils.appendPathOrDie(journal.getLogDir(), filename);
      return location;
    }
docs: Encodes a log location under the log directory.
  
  @param journal the UFS journal instance
  @param start the start sequence number (inclusive)
  @param end the end sequence number (exclusive)
  @return the location