class StateBackupService {

  public static Path dataFileToIndex(final Path dataName) {
    return Path.of(dataName.toString().replaceAll("(.*)[-.]\\d\\d\\d\\d\\.(.)dat", "$1.$2idx"));
  }

  public  StateBackupService(
      final String besuVesion,
      final Blockchain blockchain,
      final Path backupDir,
      final EthScheduler scheduler,
      final WorldStateStorage worldStateStorage);

}