EventUserFacade.java
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package fi.insomnia.bortal.facade;
import java.util.List;
import javax.ejb.EJB;
import javax.ejb.LocalBean;
import javax.ejb.Stateless;
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.EventUser;
import fi.insomnia.bortal.model.EventUser_;
import fi.insomnia.bortal.model.PrintedCard;
import fi.insomnia.bortal.model.PrintedCard_;
import fi.insomnia.bortal.model.User;
import fi.insomnia.bortal.model.User_;
/**
* Session Bean implementation class EventUserFacade
*/
@Stateless
@LocalBean
public class EventUserFacade extends IntegerPkGenericFacade<EventUser> {
@EJB
private EventBeanLocal eventBean;
public EventUserFacade() {
super(EventUser.class);
}
public EventUser findByLogin(String login) {
CriteriaBuilder cb = getEm().getCriteriaBuilder();
CriteriaQuery<EventUser> cq = cb.createQuery(EventUser.class);
Root<EventUser> root = cq.from(EventUser.class);
cq.where(
cb.equal(root.get(EventUser_.user).get(User_.login), login),
cb.equal(root.get(EventUser_.event),
eventBean.getCurrentEvent()));
return getSingleNullableResult(getEm().createQuery(cq));
}
public EventUser find(User user) {
CriteriaBuilder cb = getEm().getCriteriaBuilder();
CriteriaQuery<EventUser> cq = cb.createQuery(EventUser.class);
Root<EventUser> root = cq.from(EventUser.class);
cq.where(
cb.equal(root.get(EventUser_.user), user),
cb.equal(root.get(EventUser_.event),
eventBean.getCurrentEvent()));
return getSingleNullableResult(getEm().createQuery(cq));
}
public List<EventUser> findAll() {
CriteriaBuilder cb = getEm().getCriteriaBuilder();
CriteriaQuery<EventUser> cq = cb.createQuery(EventUser.class);
Root<EventUser> root = cq.from(EventUser.class);
cq.where(cb.equal(root.get(EventUser_.event),
eventBean.getCurrentEvent()));
return getEm().createQuery(cq).getResultList();
}
public EventUser findByBarcode(String barcode) {
CriteriaBuilder cb = getEm().getCriteriaBuilder();
CriteriaQuery<EventUser> cq = cb.createQuery(EventUser.class);
Root<PrintedCard> root = cq.from(PrintedCard.class);
cq.select(root.get(PrintedCard_.user));
cq.where(
cb.equal(root.get(PrintedCard_.barcode), barcode),
cb.equal(root.get(PrintedCard_.event), eventBean.getCurrentEvent())
);
return getSingleNullableResult(getEm().createQuery(cq));
}
// public SearchResult<EventUser> searchUser(int page, int pagesize, String
// sort, String search) {
//
// List<FacadeCallback<EventUser>> callbacks = new
// ArrayList<FacadeCallback<EventUser>>();
// if (sort == null || sort.isEmpty()) {
// callbacks.add(new OrderCallback<EventUser>(false, EventUser_.id));
// } else {
// callbacks.add(new OrderCallback<EventUser>(false, sort));
// }
//
// if (search == null || search.isEmpty()) {
// callbacks.add(new EventUserEventlimiter(eventBean.getCurrentEvent()));
// }
// callbacks.add(new EventUserSearchCreator(search,
// UserFacade.getAttrlist()));
// return super.searcher(page, pagesize, callbacks);
//
// // return this.search(page, pagesize, query, NAMEFIELDS, sort);
// }
//
// public class EventUserEventlimiter implements FacadeCallback<EventUser> {
//
// private LanEvent ev;
//
// public EventUserEventlimiter(LanEvent currentEvent) {
// ev = currentEvent;
// }
//
// @Override
// public void exec(CriteriaBuilder cb, CriteriaQuery<?> cq, Path<EventUser>
// root, List<Predicate> predicates) {
// predicates.add(cb.equal(root.get(EventUser), ev));
// }
// }
}