return validateEffective(pom, UnaryOperator.identity());
    }

    private SimpleProblemCollector validateRaw(String pom) throws Exception {
        return validateRaw(pom, UnaryOperator.identity());
    }

    private SimpleProblemCollector validateEffective(String pom, int level) throws Exception {
        return validateEffective(pom, mbr -> mbr.setValidationLevel(level));
    }