@Override
    public boolean validate(RowKind rowKind) {
        return rowKindsFiltered.contains(rowKind);
    }
row kind validator, only specified row kinds can be valid
supported row kinds are

"+I" represents INSERT.
"-U" represents UPDATE_BEFORE.
"+U" represents UPDATE_AFTER.
"-D" represents DELETE.
inlong-sort/sort-flink/base/src/main/java/org/apache/inlong/sort/base/filter/RowKindValidator.java