模拟上网用户注册

1.用户输入 用户名,密码,email,电话

2.正则校验,不成功重新输入

3.提交server

4.写入DB

Client 提供用户输入,并且负责验证

Server 负责把String的信息 转存到User,把User传给DB

User 存用户信息equals hashCode

DB 打印 toString

Test(main)写main方法-Simulated Internet users register a. The user to enter a user name, password, email, phone 2. A regular check, failed to re-enter 3. Submitted to server 4. Write DB Client provides user input, and is responsible for validation Server is responsible for the information transfer String deposit to the User, the User to pass user information DB User maintained equals hashCode DB Print toString Test (main) to write main method of