JobEntityManager.java 文件源码

public Long getTaskCount(Long jobId) throws InterruptedException, VmidcException {

        try {
            EntityManager em = this.dbMgr.getTransactionalEntityManager();
            return this.dbMgr.getTransactionControl().required(() -> {

                String hql = "SELECT count(*) FROM TaskRecord WHERE job_fk = :jobId";

                TypedQuery<Long> query = em.createQuery(hql, Long.class);
                query.setParameter("jobId", jobId);
                return query.getSingleResult();
            });
        } catch (ScopedWorkException swe) {
            throw swe.as(RuntimeException.class);
        }
    }