class SimpleOntologyManager extends AbstractOntologyManager {

    @Override
    public Ontology applyChanges(Ontology ontology, Difference difference) {
        Model changedOntologyModel = utilsService.applyDifference(ontology.asModel(modelFactory), difference);
        return createOntology(changedOntologyModel);
    }

    public  SimpleOntologyManager();

}