docs: private IBatchServiceBase getService(Name serviceType) throws BatchContainerServiceException {
          String sourceMethod = "getService";
          if (logger.isLoggable(Level.FINE))
              logger.entering(sourceClass, sourceMethod + ", serviceType=" + serviceType);
  
          initIfNecessary();
  
          IBatchServiceBase service = new ServiceLoader(serviceType).getService();
  
          if (logger.isLoggable(Level.FINE))
              logger.exiting(sourceClass, sourceMethod);
  
          return service;
      }