AbstractRepository.java 文件源码

protected List<T> findAll(Class<T> clazz) {
    CriteriaBuilder cb = getEntityManager().getCriteriaBuilder();
    CriteriaQuery<T> cq = cb.createQuery(clazz);
    Root<T> rootEntry = cq.from(clazz);
    CriteriaQuery<T> all = cq.select(rootEntry);
    TypedQuery<T> allQuery = getEntityManager().createQuery(all);
    return allQuery.getResultList();
}