docs: @PreDestroy
      public void shutDown() {
          LOGGER.info("Calling shutdown on ManagerFactory");
  
          if (!configContext.isProvidedSession()) {
              LOGGER.info(format("Closing built Session object %s", rte.session));
              rte.session.close();
          }
          if (!configContext.isProvidedExecutorService()) {
              LOGGER.info(format("Closing built executor service (thread pool) %s", configContext.getExecutorService()));
              configContext.getExecutorService().shutdown();
          }
      }