docs: public final FctBnCnvBnFromRs<RS>
      lazyGetFctBnCnvBnFromRs() throws Exception {
      String beanName = getFctBnCnvBnFromRsName();
      @SuppressWarnings("unchecked")
      FctBnCnvBnFromRs<RS> fctBnCnvBnFromRs =
        (FctBnCnvBnFromRs<RS>) this.beansMap.get(beanName);
      if (fctBnCnvBnFromRs == null) {
        fctBnCnvBnFromRs = new FctBnCnvBnFromRs<RS>();
        fctBnCnvBnFromRs.setEntitiesFactoriesFatory(this.factoryBldServices
          .lazyGetFctBcFctSimpleEntities());
        fctBnCnvBnFromRs
          .setFillersFieldsFactory(lazyGetFctFillersObjectFields());
        fctBnCnvBnFromRs.setFieldsRapiHolder(lazyGetHolderRapiFields());
        this.beansMap.put(beanName, fctBnCnvBnFromRs);
        lazyGetLogger().info(null, AFactoryAppBeans.class, beanName
          + " has been created.");
      }
      return fctBnCnvBnFromRs;
    }