diff --git a/src/main/java/com/sztzjy/financial_bigdata/controller/tea/UserController.java b/src/main/java/com/sztzjy/financial_bigdata/controller/tea/UserController.java
index 87e4841..3997bc4 100644
--- a/src/main/java/com/sztzjy/financial_bigdata/controller/tea/UserController.java
+++ b/src/main/java/com/sztzjy/financial_bigdata/controller/tea/UserController.java
@@ -1,5 +1,5 @@
 package com.sztzjy.financial_bigdata.controller.tea;
-import javax.swing.JOptionPane;
+
 import cn.hutool.core.util.IdUtil;
 import com.github.pagehelper.PageHelper;
 import com.github.pagehelper.PageInfo;
@@ -38,7 +38,6 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.time.LocalDateTime;
 import java.util.*;
-import java.util.stream.Collectors;
 
 /**
  * @Author xcj
@@ -89,13 +88,12 @@ public class UserController {
 //    }
 
 
-
     @PostMapping("/login")
     @ApiOperation("登录接口")
     @AnonymousAccess
     public ResultEntity login(@RequestParam(required = false) String passwordEncode,
                               @RequestParam(required = false) String userName,
-                              @ApiParam("所属系统")@RequestParam String systemOwner,
+                              @ApiParam("所属系统") @RequestParam String systemOwner,
                               HttpServletRequest request,
                               @RequestParam(required = false) String TOKEN) {
         JwtUser jwtUser;
@@ -132,11 +130,11 @@ public class UserController {
             map.put("schoolId", user.getSchoolId());
             map.put("classId", user.getClassId());
             map.put("userId", user.getUserid());
-            map.put("zyuserid",user.getZyUserid());
+            map.put("zyuserid", user.getZyUserid());
             String uuid = getIPAndPlace(request, user.getName(), user.getUserid(), user.getStudentId());
             map.put("logId", uuid);
             map.put("token", token);
-            map.put("systemOwner",user.getSystemOnwer());
+            map.put("systemOwner", user.getSystemOnwer());
             return new ResultEntity(HttpStatus.OK, map);
         } else {  // 2、智云单点登录
             jwtUser = TokenProvider.getJWTUserByZhiYun(TOKEN);
@@ -194,7 +192,7 @@ public class UserController {
     @AnonymousAccess
     public ResultEntity<String> getClassNameByClassId(@RequestParam String classId) {
         StuClass stuClass = classMapper.selectByPrimaryKey(classId);
-        if(stuClass==null){
+        if (stuClass == null) {
             return null;
         }
         return new ResultEntity<>(stuClass.getClassName());
@@ -224,17 +222,20 @@ public class UserController {
         for (int i = 0; i < zyUserInfoList.size(); i++) {
             StuClass stuClass = new StuClass();
             ZYUserInfo zyUserInfo = zyUserInfoList.get(i);
-            String userId = String.valueOf(zyUserInfo.getUserId());
+            Integer zyUserId = zyUserInfo.getUserId();
             String username = zyUserInfo.getUsername();   // studentid
             String name = zyUserInfo.getName();
             String password = zyUserInfo.getPassword();
             Integer roleId = zyUserInfo.getRoleId();   //3教师  4学生
-            StuUser stuUser1 = stuUserMapper.selectByPrimaryKey(userId);
-            if (stuUser1 != null) {
+
+            StuUserExample example = new StuUserExample();
+            example.createCriteria().andZyUseridEqualTo(zyUserId).andSystemOnwerEqualTo(systemOwner);
+            List<StuUser> list = stuUserMapper.selectByExample(example);
+            if (list != null || !list.isEmpty()) {
                 continue;
             }
             StuUser stuUser = new StuUser();
-            stuUser.setUserid(userId);
+            stuUser.setUserid(IdUtil.randomUUID());
             stuUser.setStudentId(zyUserInfo.getUsername());
             stuUser.setName(name);
             stuUser.setUsername(username);