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Session session = null;
Transaction tx = null;
User user = null;
try {
session = HibernateUtils.getSession();
tx = session.beginTransaction();
user = new User();
user.setName("张三");
user.setPassword("458");
user.setCreateTime(new Date());
user.setExpireTime(new Date());
session.save(user);
user.setName("李四");
tx.commit();
} catch (Exception e) {
e.printStackTrace();
tx.rollback();
} finally {
HibernateUtils.closeSession(session);
}
try {
session = HibernateUtils.getSession();
session.beginTransaction();
session.update(user);
session.getTransaction().commit();
} catch (Exception e) {
e.printStackTrace();
session.getTransaction().rollback();
} finally {
HibernateUtils.closeSession(session);
}