}

    Violation maybeViolation(final JApiCompatibility member) {
        if (!(member instanceof JApiClass)) {
            return null
        }

        if (!changed(member)) {
            return null
        }

        Optional<CtClass> oldClass = member.oldClass
        Optional<CtClass> newClass = member.newClass
        if (!oldClass.isPresent() || !newClass.isPresent()) {

                        "member": "Method org.gradle.api.plugins.quality.Checkstyle.getInstantiator()",
                        "changes": ["Method has been removed"],
                        "acceptation": "use ObjectFactory instead"
                    },
                    {
                        "type": "org.gradle.api.plugins.quality.CodeNarc",

        if (member instanceof JApiClass) {
            return isIncubatingClass((JApiClass) member)
        }
        if (member instanceof JApiMethod) {
            return isIncubatingOrOverrideMethod((JApiMethod) member)
        }
        if (member instanceof JApiField) {
            return isIncubatingField((JApiField) member)
        }
        if (member instanceof JApiConstructor) {

                    // with the sort used by AbstractAcceptedApiChangesMaintenanceTask.
                    result.acceptedApiChanges.sort((a, b) => { 
                        if ((a.type +'#' + a.member) > (b.type + '#' + b.member)) {
                            return 1; 
                        } else {
                            return -1;
                        }
                    });

        super(params)
    }

    @Override
    Violation maybeViolation(JApiCompatibility member) {

        if (isNewOrRemoved(member) || !(member instanceof JApiMethod)) {
            return null
        }

        JApiMethod method = (JApiMethod) member

        def metadata = KotlinMetadataQueries.INSTANCE

        def oldMethod = method.oldMethod.get()

    IncubatingInternalInterfaceAddedRule(Map<String, Object> params) {
        super(params)
    }

    protected boolean changed(JApiCompatibility member) {
        return member.getChangeStatus() == JApiChangeStatus.MODIFIED
    }

    protected Violation checkSuperClassChanges(JApiClass c, CtClass oldClass, CtClass newClass) {

    BinaryBreakingSuperclassChangeRule(Map<String, Object> params) {
        super(params)
    }

    @Override
    protected boolean changed(JApiCompatibility member) {
        return member instanceof JApiClass && !member.superclass.binaryCompatible && !member.superclass.compatibilityChanges.empty
    }

    @Override
    protected Violation checkSuperClassChanges(JApiClass apiClass, CtClass oldClass, CtClass newClass) {

        interfaces = ['internal': internalInterface,
                      'incubating': incubatingInterface]
    }

    def "#member change should not be reported"() {
        expect:
        noViolation(rule)

        where:
        member << [Mock(JApiMethod), Mock(JApiField), Mock(JApiImplementedInterface), Mock(JApiConstructor)]
    }

    def "nothing should be reported if no changes"() {

    MethodsRemovedInInternalSuperClassRule(Map<String, Object> params) {
        super(params)
    }

    protected boolean changed(JApiCompatibility member) {
        return member.compatibilityChanges.contains(JApiCompatibilityChange.METHOD_REMOVED_IN_SUPERCLASS)
    }

    protected Violation checkSuperClassChanges(JApiClass c, CtClass oldClass, CtClass newClass) {

            }

        } else if (member instanceof JApiConstructor) {

            JApiConstructor ctor = (JApiConstructor) member
            inspectParametersNullabilityOf(ctor.oldConstructor.get(), ctor.newConstructor.get())

        } else if (member instanceof JApiMethod) {

            JApiMethod method = (JApiMethod) member
            CtMethod oldMethod = method.oldMethod.get()