PrintedCardFacade.java
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package fi.insomnia.bortal.facade;
import java.util.ArrayList;
import java.util.List;
import javax.ejb.EJB;
import javax.ejb.LocalBean;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Root;
import fi.insomnia.bortal.beans.EventBeanLocal;
import fi.insomnia.bortal.model.LanEvent;
import fi.insomnia.bortal.model.PrintedCard;
import fi.insomnia.bortal.model.PrintedCard_;
import fi.insomnia.bortal.model.User;
@Stateless
@LocalBean
public class PrintedCardFacade extends GenericFacade<Integer, PrintedCard> {
@PersistenceContext
private EntityManager em;
public PrintedCardFacade() {
super(PrintedCard.class);
}
@Override
protected EntityManager getEm() {
return em;
}
public List<PrintedCard> findForUser(LanEvent event, User user) {
ArrayList<PrintedCard> retlist = new ArrayList<PrintedCard>();
for (PrintedCard pc : user.getPrintedCards()) {
if (pc.getEvent().equals(event)) {
retlist.add(pc);
}
}
// TypedQuery<PrintedCard> q =
// em.createQuery("SELECT pc from PrintedCard pc where pc.id.eventId = :eventid and pc.user = :user",
// PrintedCard.class);
// q.setParameter("eventid", event.getId());
// q.setParameter("user", user);
// return q.getResultList();
return retlist;
}
@EJB
private EventBeanLocal eventbean;
public PrintedCard findByRfid(String uid) {
CriteriaBuilder cb = em.getCriteriaBuilder();
CriteriaQuery<PrintedCard> cq = cb.createQuery(PrintedCard.class);
Root<PrintedCard> root = cq.from(PrintedCard.class);
cq.where(cb.equal(root.get(PrintedCard_.rfidUid), uid),
cb.equal(root.get(PrintedCard_.event), eventbean.getCurrentEvent()));
return getSingleNullableResult(em.createQuery(cq));
}
public List<PrintedCard> findAllEnabled(LanEvent currentEvent) {
CriteriaBuilder cb = em.getCriteriaBuilder();
CriteriaQuery<PrintedCard> cq = cb.createQuery(PrintedCard.class);
Root<PrintedCard> root = cq.from(PrintedCard.class);
cq.where(cb.isTrue(root.get(PrintedCard_.enabled)),
cb.equal(root.get(PrintedCard_.event), eventbean.getCurrentEvent()));
return em.createQuery(cq).getResultList();
}
public List<PrintedCard> getCards(User user) {
CriteriaBuilder cb = em.getCriteriaBuilder();
CriteriaQuery<PrintedCard> cq = cb.createQuery(PrintedCard.class);
Root<PrintedCard> root = cq.from(PrintedCard.class);
cq.where(cb.equal(root.get(PrintedCard_.user), user),
cb.equal(root.get(PrintedCard_.event), eventbean.getCurrentEvent()));
return em.createQuery(cq).getResultList();
}
}