架构师训练营第十一周作业 - 命题作业

请用你熟悉的编程语言写一个用户密码验证函数，Boolean checkPW（String 用户 ID，String 密码明文，String 密码密文），返回密码是否正确 boolean 值，密码加密算法使用你认为合适的加密算法。

package com.example.demo.user;

import lombok.Data;

import javax.persistence.*;

/**

* 用户类

* @author wuyd

*

*/

@Entity

@Table(name="user")

@Data

public class User {

@Id

private String username;

@Column

private String fullname;

@Column

private String password;

}

package com.example.demo.user;

import org.springframework.data.repository.CrudRepository;

import org.springframework.stereotype.Repository;

/**

* 持久层

* @author wuyd

*

*/

@Repository

public interface UserRepository extends CrudRepository<User,String> {

}

package com.example.demo;

import java.io.UnsupportedEncodingException;

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.boot.test.context.SpringBootTest;

import org.springframework.util.DigestUtils;

import com.example.demo.user.User;

import com.example.demo.user.UserRepository;

/**

* 测试类

* @author wuyd

*

*/

@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)

public class UserTest {

@Autowired

private UserRepository userRepository;

/**

* 注册请求

*/

@Test

public void register() {

executeRegister("zhangsan","张三","123456");

System.out.println(executeLogin("zhangsan","1234567"));

}

/**

* 执行注册

* @param username

* @param fullname

* @param password

*/

public void executeRegister(String username,String fullname,String password) {

User user=new User();

user.setUsername(username);

user.setFullname(fullname);

try {

user.setPassword(DigestUtils.md5DigestAsHex(password.getBytes("UTF-8")));

} catch (UnsupportedEncodingException e) {

e.printStackTrace();

}

userRepository.save(user);

}

/**

* 执行登录

* @param username

* @param password

* @return

*/

public String executeLogin(String username,String password) {

User user=userRepository.findById(username).get();

if(user!=null) {

try {

if(DigestUtils.md5DigestAsHex(password.getBytes("UTF-8")).equals(user.getPassword())){

return "success";

}

} catch (UnsupportedEncodingException e) {

e.printStackTrace();

}

}else {

System.out.println("用户未找到！");

}

return "failure";

}

}