UserDaoImpl.java 文件源码

@Override
public User getUserByName(String theName) {
    User user = null;
    try {

        session = dataSourceFactory.getSessionFactory().openSession();
        beginTransactionIfAllowed(session);
        Query<User> query = session.createQuery("from User where NickName=:theName", User.class);
        query.setParameter("theName", theName);
        user = query.getSingleResult();

        logging.setMessage("UserDaoImpl -> user "+user.getNickName()+" saved successfully.");

    } catch (NoResultException e) {
        session.getTransaction().rollback();
        logging.setMessage("UserDaoImpl : " + e.getLocalizedMessage());            
    } finally {
        session.close();
    }
    return user;
}