static void loadConfiguration() {
    try (DataInputStream in = new DataInputStream(new BufferedInputStream(Files.newInputStream(indicesConfigurationFile())))) {
      if (DataInputOutputUtil.readINT(in) == BASE_INDICES_CONFIGURATION_VERSION) {
        IndexVersion.initPersistentIndexStamp(in);
      }
    }
    catch (IOException ignored) {
    }
  }
static void loadConfiguration()