RequestBean.java 文件源码

public List<Student> getAllStudents() {
    CriteriaQuery<Student> cq = em.getCriteriaBuilder().createQuery(Student.class);
    Root<Student> student = cq.from(Student.class);
    cq.select(student);
    cq.where(cb.isTrue(student.get(Student_.active)));
    cq.distinct(true);
    TypedQuery<Student> q = em.createQuery(cq);
    return q.getResultList();
}