package com.happy.dao; import com.happy.Model.Login; import com.happy.Model.Users; import java.util.List; public interface UserDao { public List log(String card_number, String password); public int save(Login login); public List findByToken(String access_token); public List selectByStu(String stu_number); public int insertUser(Users users); public int delUser(String card_number); public int updateOpenid(String openid,String stu_number, String id_card); public List queryByopenid(String openid); }