修改

demo/src/main/java/com/example/demo/Dao/userMapper.java

@@ -34,12 +34,15 @@ public interface userMapper {
             "#{telephoneNum},#{address},#{isIdentify},#{registerTime})")
     public void addUser(User user);
 
-    @Update("update user set userNum=#{userNum},userName=#{userName}" +
-            ",userPwd=#{userPwd},userRight=#{userRight}," +
-            "telephoneNum=#{telephoneNum},address=#{address}," +
-            "isIdentify=#{isIdentify},registerTime=#{registerTime}where userNum=#{userNum}")
-    public void updateUser(User user);
-
-    @Delete("delete from user where userNum=#{userNum}")
-    public void deleteUser(long userNum);
+    @Update("update user set isIdentify=#{isIdentify} where userNum=#{userNum}")
+    public void updateIsId(long userNum);
+
+//    @Update("update user set userNum=#{userNum},userName=#{userName}" +
+//            ",userPwd=#{userPwd},userRight=#{userRight}," +
+//            "telephoneNum=#{telephoneNum},address=#{address}," +
+//            "isIdentify=#{isIdentify},registerTime=#{registerTime}where userNum=#{userNum}")
+//    public void updateUser(User user);
+//
+//    @Delete("delete from user where userNum=#{userNum}")
+//    public void deleteUser(long userNum);
 }

demo/src/main/java/com/example/demo/register/controller/bankCardController.java

@@ -1,9 +1,11 @@
 package com.example.demo.register.controller;
 
 
+import com.example.demo.Dao.userMapper;
 import com.example.demo.bean.User;
 import com.example.demo.bean.UserBankIdentify;
 import com.example.demo.register.identify;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
 
@@ -17,6 +19,8 @@ import java.io.IOException;
 public class bankCardController extends HttpServlet {
 
     private identify identify=new identify();
+    @Autowired
+    private userMapper userMapper;
 
     @RequestMapping("/binding")//卡号绑定界面
     public void doPost(HttpServletResponse response, HttpServletRequest request)throws IOException {
@@ -34,6 +38,7 @@ public class bankCardController extends HttpServlet {
             userBankIdentify.setUserNum(num);
             userBankIdentify.setBankAccountIdentify(result);
             identify.identify(userBankIdentify);
+            userMapper.updateIsId(user.getUserNum());
         }catch (Exception e){
             e.printStackTrace();
         }