PollBean.java
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package fi.insomnia.bortal.beans;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;
import javax.ejb.EJB;
import javax.ejb.Stateless;
import fi.insomnia.bortal.facade.PollAnswerFacade;
import fi.insomnia.bortal.facade.PollFacade;
import fi.insomnia.bortal.facade.PossibleAnswerFacade;
import fi.insomnia.bortal.model.Poll;
import fi.insomnia.bortal.model.PollAnswer;
import fi.insomnia.bortal.model.PollQuestion;
import fi.insomnia.bortal.model.PossibleAnswer;
/**
* Session Bean implementation class PollBean
*/
@Stateless
public class PollBean implements PollBeanLocal {
@EJB
private PollFacade pollFacade;
@EJB
private PollAnswerFacade pollAnswerFacade;
@EJB
private EventBean eventBean;
@EJB
private UserBean userBean;
@EJB
private PossibleAnswerFacade possibleAnswerFacade;
/**
* Default constructor.
*/
public PollBean() {
// TODO Auto-generated constructor stub
}
@Override
public List<Poll> findPolls() {
List<Poll> list = new ArrayList<Poll>();
userBean.fatalNotLoggedIn();
for (Poll p : pollFacade.findAll(eventBean.getCurrentEvent()))
if (pollIsUsable(p))
list.add(p);
return list;
}
private boolean pollIsUsable(Poll poll) {
Calendar now = Calendar.getInstance();
// Already valid
if (poll.getBegin().before(now))
return false;
// Still valid
if (poll.getEnd().after(now))
return false;
// At least one question that is on a page
for (PollQuestion q : poll.getQuestions()) {
if (q.getPage() > 0)
return true;
}
// No usable questions
return false;
}
@Override
public boolean createAnswers(List<PollAnswer> answers) {
userBean.fatalNotLoggedIn();
for (PollAnswer answer : answers) {
answer.setUser(userBean.getCurrentUser());
if (answer.getId().getId() != null)
pollAnswerFacade.create(answer);
}
return false;
}
@Override
public PossibleAnswer findPossibleAnwerById(int id) {
PossibleAnswer ans = possibleAnswerFacade.find(eventBean.getCurrentEvent().getId(), new Integer(id));
return ans;
}
}