return result; }
	public List<Exam> getUnenroledExams(final ExecutionPeriod executionPeriod) {		final List<Exam> result = new ArrayList<Exam>();		for (final Attends attend : this.getAssociatedAttends()) {			if (attend.getDisciplinaExecucao().getExecutionPeriod() == executionPeriod) {				for (final Evaluation evaluation : attend.getDisciplinaExecucao()						.getAssociatedEvaluations()) {					if (evaluation instanceof Exam && !this.isEnroledIn(evaluation)) {						result.add((Exam) evaluation);					}				}			}		}		return result;	}