Online dating Functional analysis: (1) registration (2) log in (3) users list (4) the user details Implementation: Step1 creating tables create table f_user( id int primary key auto_increment, username varchar(20) unique, pwd varchar(10), name varchar(20), age int(3), gender char(1), phone varchar(20), ask text); create table f_pic( id int primary key auto_increment, picName varchar(100), userId int); Step2 create a Web project Step3, entity classes User,Pic Step4,DAO class UserDAO public User findByUserName(String username); public int save(User user); public List findAll(); public User findById(int id); PicDAO public List findPicsByUserId( int id); public void save(Pic pic); step5,regist.jsp Step6,ActionServlet (use the suffix matches) Register, create a folder for t