entity层
int id; String username; String password; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; }
mapper层
User findByUsername(String username); User getByUsernameAndPassword(String username,String password);
controller层
@Controller public class LoginController { @Resource UserService userService; @RequestMapping("/login") public String Login() { return "Login"; }
service层
public interface UserService { //注册 public void addUser(User user) ; //登录 public User SelectUserByName(String username,String password); }
application.properties文件
spring.datasource.url=jdbc:mysql://localhost:3306/user?characterEncoding=UTF-8 spring.datasource.username=root spring.datasource.password=123456 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
注意事项:代码只写了主要部分,旨在帮助大家更好的理解代码,达到能够独立书写代码,谢谢大家!
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