public IFrequenta readByEnrolment(IEnrolment enrolment) throws ExcepcaoPersistencia
public IFrequenta readByEnrolment(IEnrollment enrolment) throws ExcepcaoPersistencia
    public IFrequenta readByEnrolment(IEnrolment enrolment) throws ExcepcaoPersistencia    {        Criteria crit = new Criteria();        crit.addEqualTo("enrolment.idInternal", enrolment.getIdInternal());        return (IFrequenta) queryObject(Frequenta.class, crit);    }