RepositoryCRUD.java 文件源码

public default List<E> findAll() {
    EntityManager entityManager = getEntityManager();
    CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder();

    CriteriaQuery criteriaQuery = criteriaBuilder.createQuery();
    criteriaQuery.select(criteriaQuery.from(getEntityClass()));
    TypedQuery<E> query = entityManager.createQuery(criteriaQuery);

    return query.getResultList();
}