public RatingPollingQuestion saveQuestion(RatingPollingQuestion pollingQuestion)
throws Exception {
if (voteDao.isRepeatedQuestion(pollingQuestion))
throw new RepeatedQuestionException("question_is_repeated");
else if (voteDao.isAnsweredQuestion(pollingQuestion))
throw new UsedQuestionException("edit_used_question_message");
else return (RatingPollingQuestion) voteDao.save(pollingQuestion);
}
public MultipleChoicePollingQuestion saveQuestion(MultipleChoicePollingQuestion pollingQuestion)
throws Exception {
if (isRepeatedMultipleChoiceQuestion(pollingQuestion))
throw new RepeatedQuestionException("question_is_repeated");
else if (voteDao.isAnsweredQuestion(pollingQuestion))
throw new UsedQuestionException("edit_used_question_message");
else {
return (MultipleChoicePollingQuestion) voteDao.save(pollingQuestion);
}
}
public boolean isEditableQuestion(AbstractPollingQuestion pollingQuestion) {
return !voteDao.isAnsweredQuestion(pollingQuestion);
}