diff --git a/src/main/java/com/zhiyun/zhiyun03/application/controller/ApplicationController.java b/src/main/java/com/zhiyun/zhiyun03/application/controller/ApplicationController.java
index 1c845c2..7b3af70 100644
--- a/src/main/java/com/zhiyun/zhiyun03/application/controller/ApplicationController.java
+++ b/src/main/java/com/zhiyun/zhiyun03/application/controller/ApplicationController.java
@@ -18,7 +18,7 @@ public class ApplicationController {
     @Resource
     ApplicationService applicationService;
 
-    
+
     @RequestMapping("/queryApplication")
     public List<ApplicationVo> queryApplication(){
         List<ApplicationVo> list = applicationService.queryApplication();
diff --git a/src/main/java/com/zhiyun/zhiyun03/application/service/impl/ApplicationServiceImpl.java b/src/main/java/com/zhiyun/zhiyun03/application/service/impl/ApplicationServiceImpl.java
index d0c56d4..2c0a6ac 100644
--- a/src/main/java/com/zhiyun/zhiyun03/application/service/impl/ApplicationServiceImpl.java
+++ b/src/main/java/com/zhiyun/zhiyun03/application/service/impl/ApplicationServiceImpl.java
@@ -7,12 +7,11 @@ import com.zhiyun.zhiyun03.application.entity.Directory;
 import com.zhiyun.zhiyun03.application.mapper.ApplicationMapper;
 import com.zhiyun.zhiyun03.application.mapper.DirectoryMapper;
 import com.zhiyun.zhiyun03.application.service.ApplicationService;
-import com.zhiyun.zhiyun03.application.util.ConvertUtil;
+import com.zhiyun.zhiyun03.utils.convert.ConvertUtil;
 import com.zhiyun.zhiyun03.application.vo.ApplicationVo;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
-import java.util.ArrayList;
 import java.util.List;
 import java.util.UUID;
 
diff --git a/src/main/java/com/zhiyun/zhiyun03/course/service/impl/CourseServiceImpl.java b/src/main/java/com/zhiyun/zhiyun03/course/service/impl/CourseServiceImpl.java
index 13e573b..77a1885 100644
--- a/src/main/java/com/zhiyun/zhiyun03/course/service/impl/CourseServiceImpl.java
+++ b/src/main/java/com/zhiyun/zhiyun03/course/service/impl/CourseServiceImpl.java
@@ -3,17 +3,13 @@ package com.zhiyun.zhiyun03.course.service.impl;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import com.fasterxml.jackson.databind.util.BeanUtil;
-import com.github.pagehelper.Page;
 import com.zhiyun.zhiyun03.application.entity.Directory;
 import com.zhiyun.zhiyun03.application.mapper.DirectoryMapper;
-import com.zhiyun.zhiyun03.application.util.ConvertUtil;
+import com.zhiyun.zhiyun03.utils.convert.ConvertUtil;
 import com.zhiyun.zhiyun03.course.entity.Course;
 import com.zhiyun.zhiyun03.course.service.CourseService;
 import com.zhiyun.zhiyun03.course.vo.CourseVo;
 import com.zhiyun.zhiyun03.course.mapper.CourseMapper;
-import com.zhiyun.zhiyun03.course.vo.PageVO;
-import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
diff --git a/src/main/java/com/zhiyun/zhiyun03/application/util/ConvertUtil.java b/src/main/java/com/zhiyun/zhiyun03/utils/convert/ConvertUtil.java
similarity index 98%
rename from src/main/java/com/zhiyun/zhiyun03/application/util/ConvertUtil.java
rename to src/main/java/com/zhiyun/zhiyun03/utils/convert/ConvertUtil.java
index cf6a417..16c4064 100644
--- a/src/main/java/com/zhiyun/zhiyun03/application/util/ConvertUtil.java
+++ b/src/main/java/com/zhiyun/zhiyun03/utils/convert/ConvertUtil.java
@@ -1,4 +1,4 @@
-package com.zhiyun.zhiyun03.application.util;
+package com.zhiyun.zhiyun03.utils.convert;
  
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index bd3bb65..5667f33 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -16,7 +16,7 @@ spring:
     druid:
       url: jdbc:mysql://localhost:3306/zhiyun?useUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai
       username: root
-      password: root
+      password: 123456