Fix DBModelFacade returning multiple last revisions :)

code/MoyaBeans/ejbModule/fi/codecrew/moya/facade/DBModelFacade.java

@@ -5,6 +5,7 @@ import javax.ejb.Stateless;
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManager;
 import javax.persistence.PersistenceContext;
 import javax.persistence.PersistenceContext;
 import javax.persistence.Query;
 import javax.persistence.Query;
+import javax.persistence.TypedQuery;
 import javax.persistence.criteria.CriteriaBuilder;
 import javax.persistence.criteria.CriteriaBuilder;
 import javax.persistence.criteria.CriteriaQuery;
 import javax.persistence.criteria.CriteriaQuery;
 import javax.persistence.criteria.Root;
 import javax.persistence.criteria.Root;
@@ -39,7 +40,9 @@ public class DBModelFacade extends GenericFacade<DBModel> {
 		CriteriaQuery<DBModel> cq = cb.createQuery(DBModel.class);
 		CriteriaQuery<DBModel> cq = cb.createQuery(DBModel.class);
 		Root<DBModel> root = cq.from(DBModel.class);
 		Root<DBModel> root = cq.from(DBModel.class);
 		cq.orderBy(cb.desc(root.get(DBModel_.revision)));
 		cq.orderBy(cb.desc(root.get(DBModel_.revision)));
-		return getSingleNullableResult(getEm().createQuery(cq));
+		TypedQuery<DBModel> q = getEm().createQuery(cq);
+		q.setMaxResults(1);
+		return getSingleNullableResult(q);
 	}
 	}
 
 
 	@PersistenceContext
 	@PersistenceContext