spring的HibernateDaoSupport类的用法
package dao.impl;import java.io.Serializable;import java.sql.SQLException;import java.util.List;import org.hibernate.HibernateException;import org.hibernate.Query;import org.hibernate.Session;import org.springframework.orm.hibernate3.HibernateCallback;import org.springframework.orm.hibernate3.support.HibernateDaoSupport;import util.Pager;import mode.User;import dao.UserDao;public class UserDaoHibernateImpl extends HibernateDaoSupport implements UserDao {public void delete(User user) {// TODO Auto-generated method stubgetHibernateTemplate().delete(user);}public User getUserById(Serializable id) {// TODO Auto-generated method stubreturn (User) getHibernateTemplate().get(User.class, id);}public User getUserByNameAndPassword(String name, String password) {// TODO Auto-generated method stubList<User> list = getHibernateTemplate().find("from User where name='"+name+"' and password='"+password+"'");if(list.size()==1){return list.get(0);}return null;}public String save(User user) {// TODO Auto-generated method stubreturn (String) getHibernateTemplate().save(user);}public void update(User user) {// TODO Auto-generated method stubgetHibernateTemplate().update(user);}@SuppressWarnings("unchecked")public List<User> list(final Pager pager) {// TODO Auto-generated method stubpager.setRowSize(getHibernateTemplate().loadAll(User.class).size());List<User> list = (List<User>) getHibernateTemplate().execute(new HibernateCallback() {@Overridepublic Object doInHibernate(Session session) throws HibernateException,SQLException {// TODO Auto-generated method stubQuery query = session.createQuery("from User u order by u.id");System.out.println(pager.getStart()+"----"+pager.getPageSize()+">>>>>>>"+pager);query.setFirstResult(pager.getStart()-1);query.setMaxResults(pager.getPageSize());return query.list();}});//List<User> list = getHibernateTemplate().loadAll(User.class).subList(pager.getStart(), pager.getStart()+pager.getPageSize());return list;}}?