result += ", chaveSala=" + getChaveSala();
result += ", keySala=" + getKeySala();
    public String toString() {        String result = "[AULA";        result += ", codInt=" + getIdInternal();        result += ", diaSemana=" + getDiaSemana();        if (getInicio() != null)            result += ", inicio=" + getInicio().get(Calendar.HOUR_OF_DAY) + ":"                    + getInicio().get(Calendar.MINUTE);        if (getFim() != null)            result += ", fim=" + getFim().get(Calendar.HOUR_OF_DAY) + ":"                    + getFim().get(Calendar.MINUTE);        result += ", tipo=" + getTipo();        result += ", chaveSala=" + getChaveSala();        result += "]";        return result;    }