class FeatureRange extends PredicateValue {

    @Override
    public int hashCode() {
        return ((key.hashCode() + (from != null ? from.hashCode() : 0)) * 31 + (to != null ? to.hashCode() : 0)) * 31;
    }

    public  FeatureRange(String key);
    public  FeatureRange(String key, Long fromInclusive, Long toInclusive);

}