Hibernate取count(*)的方法

public int getCount(String emailGroupId, String emailBatchId)

throws HibernateException {

Session session = HibernateUtil.currentSession();

Transaction tx = session.beginTransaction();

String hql = "select count(*) from EmailSendInfo where email_group_id = :emailGroupId and batch_id = :batchId";

Query query = session.createQuery(hql);

query.setString("emailGroupId", emailGroupId);

query.setString("batchId", emailBatchId);

* for (Iterator it = query.iterate(); it.hasNext();) { return

* ((Integer) it.next()).intValue(); }

try {

return ((Integer) query.iterate().next()).intValue();

} catch (Exception e) {

throw new HibernateException("");

} finally {

tx.commit();

HibernateUtil.closeSession();

}

posted on 2009-07-13 10:46 胖胖泡泡阅读(319) 评论(0) 编辑收藏

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