public boolean validateLogin(String uname,String upassword) 验证登陆
public boolean saveUser(User user); 增
public boolean updateUser(User user);改
public boolean deleteUser(User user); 删
public List findAllUser();查询全部
public List findAllUserById(int uid);按ID查询全部
public List findAllUserLike(String s);模糊查
public List findAllUserLike(int currentPage, int pageSize);分页查询
hrs,hris