} else if (propertyType == java.sql.Date.class) {
            return DateConversionUtil.toSqlDate(arg);
        } else if (propertyType == Time.class) {
            return TimeConversionUtil.toSqlTime(arg);
        }
        return arg;
    }

    private Object convertWithString(final Object arg) {
        if (stringConstructor != null) {