1.在立即登录后面加入链接
2.添加forgetpassword.jsp
![PB3M]%GU}8K44G6X)~Z)P6.png
3、添加dao层接口实现类UserDao.java <br />**4、实现数据访问层**[UserDao.java](https://www.yuque.com/attachments/yuque/0/2021/java/22616587/1635814107189-6efcb27b-b949-4c43-8d92-453bf00418b0.java?_lake_card=%7B%22src%22%3A%22https%3A%2F%2Fwww.yuque.com%2Fattachments%2Fyuque%2F0%2F2021%2Fjava%2F22616587%2F1635814107189-6efcb27b-b949-4c43-8d92-453bf00418b0.java%22%2C%22name%22%3A%22UserDao.java%22%2C%22size%22%3A1097%2C%22type%22%3A%22%22%2C%22ext%22%3A%22java%22%2C%22status%22%3A%22done%22%2C%22taskId%22%3A%22ub4c7e2e9-a9ea-42c2-98d8-88459b68ac5%22%2C%22taskType%22%3A%22upload%22%2C%22id%22%3A%22u844ad3a3%22%2C%22card%22%3A%22file%22%7D)<br /><br />**5、业务逻辑层**<br />![GY9LCCN1P(L}6IZ2)L6]JNQ.png](/uploads/projects/baiwujinji-bnb4y@aqqunb/929292d31120af5fe2b20916682c05c0.png)
6、添加修改密码得页面updatepwd![_]$(JO2%H41WLHKOSP]EF$0.png](/uploads/projects/baiwujinji-bnb4y@aqqunb/436bb10a36b0eb4e801ec7bce8d61755.png)
7、完善servletUserServlet.java
![F9KS{1DHXD7ETJ]7H$PA0BW.png](/uploads/projects/baiwujinji-bnb4y@aqqunb/cf306dc284398ac8238f75a8ebce3a84.png)
UserServiceImpl.java
9：设置密码加密：对称密钥3DES
3DES需要密钥解秘 Des3Utils.java
密钥和8位偏移量
若有收获，就点个赞吧
0 人点赞
