@Override
    public void validate(DescriptorProperties properties) {
        super.validate(properties);

        properties.validateString(FORMAT_NULL_LITERAL, true);
        properties.validateBoolean(FORMAT_IGNORE_ERRORS, true);

        validateInLongMsgSchema(properties);
    }
The validator for the properties of {@link AbstractInLongMsgMixedFormatConverter}s.
inlong-sort/sort-formats/format-row/format-inlongmsg-base/src/main/java/org/apache/inlong/sort/formats/inlongmsg/row/InLongMsgMixedFormatConverterValidator.java