diff --git a/.gitignore b/.gitignore
index a3bd8591c73eb9cd5f488c3ee653ee88ad176667..3f4bcd029a3160ec5ec78279780e418d0c9ed7fe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,6 @@ build/
 
 ### VS Code ###
 .vscode/
+/.mvn/wrapper/MavenWrapperDownloader.java
+/.mvn/wrapper/maven-wrapper.jar
+/.mvn/wrapper/*.properties
diff --git a/src/main/java/com/mobile_education_platform/service/UserService.java b/src/main/java/com/mobile_education_platform/service/UserService.java
index dcfd372e74f15c6bfa0d02679a045e77c75e8c0c..a1cbf379654aacab9dfd11f63084d18f69c23d53 100644
--- a/src/main/java/com/mobile_education_platform/service/UserService.java
+++ b/src/main/java/com/mobile_education_platform/service/UserService.java
@@ -23,6 +23,8 @@ public interface UserService extends IService<User> {
      * @return User对象
      */
     User getByUserNumber(String userNumber);
+
+    /**
      * @Description: 根据openid判断该用户为新老用户
      * @param openid 用户唯一id
      * @return 返回查询的结果（用户是否已保定身份，若已绑定需提供身份信息）
diff --git a/src/main/java/com/mobile_education_platform/service/impl/ClassServiceImpl.java b/src/main/java/com/mobile_education_platform/service/impl/ClassServiceImpl.java
index 195c983bce1bd144d7e4c252dea43e540636e1d1..8ba98b16b48901857133f290d9eb58a82855b326 100644
--- a/src/main/java/com/mobile_education_platform/service/impl/ClassServiceImpl.java
+++ b/src/main/java/com/mobile_education_platform/service/impl/ClassServiceImpl.java
@@ -61,7 +61,7 @@ public class ClassServiceImpl extends ServiceImpl<ClassMapper, Class> implements
         return map;
     }
 
-
+    /**
      * 功能： 根据classId和gradeId查询Class
      * @author: 陈梓康
      * @Created: 2021/10/26 20:07
diff --git a/src/main/java/com/mobile_education_platform/service/impl/UserServiceImpl.java b/src/main/java/com/mobile_education_platform/service/impl/UserServiceImpl.java
index db5df9abab92f4568e6d24cbdf92c187c32d42c5..0c53fba3b3029ddacf2b2b5843d0c8744d6495af 100644
--- a/src/main/java/com/mobile_education_platform/service/impl/UserServiceImpl.java
+++ b/src/main/java/com/mobile_education_platform/service/impl/UserServiceImpl.java
@@ -29,6 +29,16 @@ import java.util.Map;
 @Service
 public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements UserService {
 
+
+    @Resource
+    private TeacherMapper teacherMapper;
+
+    @Resource
+    private StudentMapper studentMapper;
+
+    @Resource
+    private ParentMapper parentMapper;
+
     /**
      * 功能： 通过userNumber来获取User对象
      * @author: 陈梓康
@@ -40,14 +50,7 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements Us
     public User getByUserNumber(String userNumber) {
         QueryWrapper<User> queryWrapper = new QueryWrapper<User>().eq("user_number", userNumber);
         return baseMapper.selectOne(queryWrapper);
-    @Resource
-    private TeacherMapper teacherMapper;
-
-    @Resource
-    private StudentMapper studentMapper;
-
-    @Resource
-    private ParentMapper parentMapper;
+    }
 
     /**
      * @Description: 根据openid判断该用户为新老用户