2025年springboot用户密码加密（spring boot 密码加密）

科技前沿 • 2025-04-27 22:36 • 阅读 53
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package com.learn.mall.service.impl; import com.learn.mall.exception.LearnMallException; import com.learn.mall.exception.LearnMallExceptionEnum; import com.learn.mall.model.dao.UserMapper; import com.learn.mall.model.pojo.User; import com.learn.mall.service.UserService; import com.learn.mall.util.MD5Utils; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import java.security.NoSuchAlgorithmException;
讯享网 @Service public class UserServiceImpl implements UserService { 讯享网@Autowired UserMapper userMapper; 
  @Override </span><span style="color: rgba(0, 0, 255, 1)">public</span> <span style="color: rgba(0, 0, 255, 1)">void</span> register(String username, String password) <span style="color: rgba(0, 0, 255, 1)">throws</span><span style="color: rgba(0, 0, 0, 1)"> LearnMallException { </span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">查询用户是否存在，不允许重名</span> User result =<span style="color: rgba(0, 0, 0, 1)"> userMapper.selectByName(username); </span><span style="color: rgba(0, 0, 255, 1)">if</span> (result != <span style="color: rgba(0, 0, 255, 1)">null</span><span style="color: rgba(0, 0, 0, 1)">) { </span><span style="color: rgba(0, 0, 255, 1)">throw</span> <span style="color: rgba(0, 0, 255, 1)">new</span><span style="color: rgba(0, 0, 0, 1)"> LearnMallException(LearnMallExceptionEnum.USERNAME_EXISTED); } </span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">用户不存在，执行插入操作</span> User user = <span style="color: rgba(0, 0, 255, 1)">new</span><span style="color: rgba(0, 0, 0, 1)"> User(); user.setUsername(username); </span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">对密码进行MD5加密并加盐</span> <span style="color: rgba(0, 0, 255, 1)">try</span><span style="color: rgba(0, 0, 0, 1)"> { user.setPassword(MD5Utils.getMD5Str(password)); } </span><span style="color: rgba(0, 0, 255, 1)">catch</span><span style="color: rgba(0, 0, 0, 1)"> (NoSuchAlgorithmException e) { e.printStackTrace(); } </span><span style="color: rgba(0, 0, 255, 1)">int</span> count =<span style="color: rgba(0, 0, 0, 1)"> userMapper.insertSelective(user); </span><span style="color: rgba(0, 0, 255, 1)">if</span>(count == 0<span style="color: rgba(0, 0, 0, 1)">){ </span><span style="color: rgba(0, 0, 255, 1)">throw</span> <span style="color: rgba(0, 0, 255, 1)">new</span><span style="color: rgba(0, 0, 0, 1)"> LearnMallException(LearnMallExceptionEnum.INSERT_FAILED); } }</span><span style="color: rgba(0, 0, 0, 1)"> 
 }
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2025年springboot用户密码加密（spring boot 密码加密）

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