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.annotation.security.DeclareRoles;
import javax.annotation.security.RolesAllowed;
import javax.ejb.EJB;
import javax.ejb.Stateless;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import fi.insomnia.bortal.facade.PollAnswerFacade;
import fi.insomnia.bortal.facade.PollFacade;
import fi.insomnia.bortal.facade.PollQuestionFacade;
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
@DeclareRoles({ "POLL/ANSWER", "POLL/VIEW_RESULTS", "POLL/CREATE" })
public class PollBean implements PollBeanLocal {
@EJB
private PollFacade pollFacade;
@EJB
private PollAnswerFacade pollAnswerFacade;
@EJB
private EventBeanLocal eventBean;
@EJB
private PermissionBeanLocal permbean;
@EJB
private PossibleAnswerFacade possibleAnswerFacade;
@EJB
private PollQuestionFacade pqfacade;
private static final Logger logger = LoggerFactory.getLogger(PollBean.class);
/**
* Default constructor.
*/
public PollBean() {
// TODO Auto-generated constructor stub
}
@Override
@RolesAllowed("POLL/ANSWER")
public List<Poll> findPolls() {
List<Poll> list = new ArrayList<Poll>();
for (Poll p : pollFacade.findAll(eventBean.getCurrentEvent())) {
if (pollIsUsable(p)) {
list.add(p);
}
logger.debug("Checked poll {}. listsize {}", p, list.size());
}
logger.debug("Returning poll");
return list;
}
private boolean pollIsUsable(Poll poll) {
Calendar now = Calendar.getInstance();
// Already valid
if (poll.getBegin().after(now)) {
logger.debug("Poll {} not opened yet", poll);
return false;
}
// Still valid
if (poll.getEnd().before(now)) {
logger.debug("Poll {} already closed", poll);
return false;
}
logger.debug("Poll has {} questions", poll.getQuestions());
// At least one question that is on a page
for (PollQuestion q : poll.getQuestions()) {
logger.debug("Check question {} page {}", q, q.getPage());
if (q.getPage() > 0) {
return true;
}
}
// No usable questions
return false;
}
@Override
@RolesAllowed("POLL/ANSWER")
public boolean createAnswers(List<PollAnswer> answers) {
for (PollAnswer answer : answers) {
answer.setUser(permbean.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));
logger.debug("Searching from facade {} found {}", id, ans.getId().getId());
return ans;
}
@Override
@RolesAllowed("POLL/CREATE")
public void createPoll(Poll poll) {
pollFacade.create(poll);
}
@Override
@RolesAllowed("POLL/ANSWER")
public void createAnswers(PollQuestion q) {
pqfacade.create(q);
}
@Override
@RolesAllowed("POLL/ANSWER")
public Poll find(Integer pollId) {
return pollFacade.find(eventBean.getCurrentEvent(), pollId);
}
}