Show only slots from paid bills

code/moya-beans/ejbModule/fi/codecrew/moya/facade/PlaceSlotFacade.java

@@ -107,7 +107,9 @@ public class PlaceSlotFacade extends IntegerPkGenericFacade<PlaceSlot> {
 		CriteriaBuilder cb = getEm().getCriteriaBuilder();
 		CriteriaQuery<PlaceSlot> q = cb.createQuery(PlaceSlot.class);
 		Root<PlaceSlot> root = q.from(PlaceSlot.class);
-		q.where(cb.equal(root.get(PlaceSlot_.bill).get(Bill_.user), user));
+		Path<Bill> bill = root.get(PlaceSlot_.bill);
+		q.where(cb.equal(bill.get(Bill_.user), user),
+				cb.isNotNull(bill.get(Bill_.paidDate)));
 		return getEm().createQuery(q).getResultList();
 	}