public MyObject findByType(final MyObject.Type type)
{
    final EntityManager entityManager = getEntityManager();
    final CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    final CriteriaQuery<MyObject> criteriaQuery = builder
        .createQuery(MyObject.class);
    final Root<MyObject> root = criteriaQuery.from(MyObject.class);

    final Predicate p = builder.equal(
        root.<MyObject.Type>get(MyObject_.type), type);

    return findByType2(builder, criteriaQuery, p);
  }
  
  public MyObject findByType2(final CriteriaBuilder builder,
      final CriteriaQuery<MyObject> criteriaQuery,
      final Predicate p)
  {
    final EntityManager entityManager = getEntityManager();
    final Root<MyObject> root = criteriaQuery.from(MyObject.class);

    return entityManager.createQuery(
        criteriaQuery.select(root).where(
            p)).getSingleResult();
  }