code: @Override
      protected FieldConfiguration getNewFieldConfiguration()
          throws EFapsException
      {
          final FieldConfiguration ret;
          if (getValue().getAttribute() == null) {
              ret = super.getNewFieldConfiguration();
          } else {
              ret = new FieldSetConfiguration(getValue().getField().getId(), getValue().getAttribute().getId());
          }
          return ret;
      }
docs: {@inheritDoc}