public List<PollBean> searchPollByKeyword(final String keywordQuestion, final Integer maxResults,
final Integer start) throws EnMeExpcetion{
log.debug("search keyword Poll "+keywordQuestion);
List<Poll> polls = new ArrayList<Poll>();
if (keywordQuestion == null) {
throw new EnMeExpcetion("keyword is mandatory");
} else {
polls = getPollDao().getPollsByQuestionKeyword(keywordQuestion,
getUserAccount(getUserPrincipalUsername()), maxResults, start);
}
log.debug("search keyword polls size "+polls.size());