code: private String transformPropertyName(Object property) {
      if (property == null) {
        return null;
      }
  
      String propertyStr = property.toString();
      if (propertyStr.indexOf('_') == -1) {
        return propertyStr;
      }
      return CaseFormat.LOWER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, propertyStr);
    }
docs: Transform snake case to property name.