super.deleteDomainObject();
removeRootDomainObject(); super.deleteDomainObject();
	public void delete() {				Iterator<Restriction> restrictionIterator = getRestrictionsIterator();				while (restrictionIterator.hasNext()) {			Restriction restriction = restrictionIterator.next();						restrictionIterator.remove();			restriction.delete();		}				removeCurricularCourse();		super.deleteDomainObject();	}