repository.put('class2', value2)
        Closure cl = Mock()

        when:
        repository.each(cl)

        then:
        1 * cl.call(['class1', value1] as Object[])
        1 * cl.call(['class2', value2] as Object[])
        0 * cl._
    }

    def canIterateOverClassesUsingAction() {
        TestDomainObject value1 = new TestDomainObject('a')
        TestDomainObject value2 = new TestDomainObject('a')

    private final Map<ApiChange, String> acceptedApiChanges
    private final File apiChangesJsonFile
    private final File projectRootDir

    AbstractGradleViolationRule(Map<String, Object> params) {
        Map<String, String> acceptedApiChanges = (Map<String, String>)params.get("acceptedApiChanges")
        this.acceptedApiChanges = acceptedApiChanges ? AcceptedApiChanges.fromAcceptedChangesMap(acceptedApiChanges) : [:]

        }
        return null
    }

    private static List<Boolean> parametersNullabilityOf(CtBehavior behavior) {
        def annotations = behavior.parameterAnnotations as List<Object[]>
        annotations.collect { Object[] pAnn ->
            pAnn.flatten().any { isNullableCtAnnotation(it) }
        }
    }

    private static boolean hasNullableAnnotation(CtField field) {

        return super.getSource();
    }

    @TaskAction
    def extract() {
        Date start = new Date()

        //parsing all input files into metadata
        //and placing them in the repository object
        SimpleClassMetaDataRepository<gradlebuild.docs.dsl.source.model.ClassMetaData> repository = new SimpleClassMetaDataRepository<gradlebuild.docs.dsl.source.model.ClassMetaData>()
        int counter = 0