@Override
  public int hashCode() {
    int result = Long.hashCode(indexingFileStamp);
    result = 31 * result + Long.hashCode(indexingByteLength);
    result = 31 * result + indexingCharLength;
    result = 31 * result + (isBinary ? 1 : 0);
    return result;
  }
@Override
  public int hashCode()