return invalidIndexIntegerFields(source).isEmpty();
    }

    default List<String> invalidIndexIntegerFields(final Map<String, Object> source) {
        final IntegerTypeValidator integerValidator = new IntegerTypeValidator();
        return split(getIndexAdminIntegerFields(), ",").get(
                stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).filter(s -> isNonEmptyValue(source.get(s))).filter(s -> {