public function findByOrderId($id, $locale = null)
    {
        try {
            $qb = $this->getShippingQuery($locale);
            $qb->andWhere('shipping.order = :id');
            $qb->setParameter('id', $id);

            return $qb->getQuery()->getResult();
        } catch (NoResultException $exc) {
            return null;
        }
    }