注册计时器

src/main/java/com/lovenav/controller/UserController.java

@@ -10,6 +10,7 @@ import com.lovenav.utils.TokenUtils;
 import org.apache.commons.lang.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.web.ServerProperties;
+import org.springframework.mail.javamail.JavaMailSenderImpl;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.*;
@@ -23,6 +24,9 @@ import java.io.IOException;
 import java.io.PrintWriter;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
 
 @RestController
 public class UserController {
@@ -31,15 +35,30 @@ public class UserController {
     @Autowired
     TokenUtils tokenUtils;
     //发送邮箱验证码
+    ScheduledExecutorService scheduledExecutorService = Executors.newScheduledThreadPool(5);
+    //这个是我用户Service实现类可以自行替换
+
+    //这个是邮件类，必须要导入哦
+
     @GetMapping("/sendActiveCode")
     public String sendActiveCode(HttpSession session, User user){
 
         String activecode=userService.sendEmailActivecode(user);
         session.setAttribute(user.getUserEmail(),activecode);
+        scheduledExecutorService.schedule(new Runnable() {
+            @Override
+            public void run() {
+                session.removeAttribute(user.getUserEmail());
+                System.out.println(session.getAttribute(user.getUserEmail()));
+            }
+        },60, TimeUnit.SECONDS);
         return "发送验证码成功！";
     }
     @RequestMapping("/register")
     public String userRegister(HttpSession session,User user){
+        if (session.getAttribute(user.getUserEmail())==null){
+            return "验证码过期";
+        }
         // 比较验证码
         if (!user.getActiveCode().equals((String) session.getAttribute(user.getUserEmail()))) {
             return "验证码不正确";

src/main/java/com/lovenav/dao/UserDao.java

@@ -5,8 +5,8 @@ import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Select;
 import org.springframework.stereotype.Repository;
 
-@Repository
 @Mapper
+@Repository
 public interface UserDao {
     int deleteByPrimaryKey(Integer id);