EventFacade.java
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package fi.insomnia.bortal.facade;
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.model.LanEvent;
import fi.insomnia.bortal.model.LanEvent_;
@Stateless
@LocalBean
public class EventFacade extends GenericFacade<Integer, LanEvent> {
// private static final Logger logger =
// LoggerFactory.getLogger(EventFacade.class);
@PersistenceContext
private EntityManager em;
public EventFacade() {
super(LanEvent.class);
}
@Override
protected EntityManager getEm() {
return em;
}
public LanEvent findByHostname(String hostname) {
CriteriaBuilder cb = em.getCriteriaBuilder();
CriteriaQuery<LanEvent> cq = cb.createQuery(LanEvent.class);
Root<LanEvent> root = cq.from(LanEvent.class);
cq.where(cb.equal(root.get(LanEvent_.eventEnabled), true));
// TypedQuery<LanEvent> q =
// em.createNamedQuery("LanEvent.findByReferer", LanEvent.class);
// q.setParameter("referer", hostname);
return getSingleNullableResult(em.createQuery(cq));
}
public LanEvent findByName(String name) {
// TypedQuery<LanEvent> q = em.createNamedQuery("LanEvent.findByName",
// LanEvent.class);
// q.setParameter("name", name);
// return getSingleNullableResult(q);
return this.find(1);
}
public String flushCache() {
getEm().getEntityManagerFactory().getCache().evictAll();
return "Evicted all!";
}
}