diff --git a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java
index 1ea9071d..d9f1a4a9 100644
--- a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java
+++ b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java
@@ -36,6 +36,11 @@ import java.util.stream.Collectors;
  */
 @Slf4j
 public class JeroController<T, S extends IService<T>> {
+
+    private static final String CLASS = "entity";
+    private static final String PARAMS = "params";
+    private static final String FILE_NAME = "fileName";
+
     @Autowired
     S service;
 
@@ -66,13 +71,13 @@ public class JeroController<T, S extends IService<T>> {
 
         // Step.3 AutoPoi 导出Excel
         ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
-        mv.addObject(NormalExcelConstants.FILE_NAME, title); //此处设置的filename无效 ,前端会重更新设置一下
-        mv.addObject(NormalExcelConstants.CLASS, clazz);
+        mv.addObject(FILE_NAME, title); //此处设置的filename无效 ,前端会重更新设置一下
+        mv.addObject(CLASS, clazz);
         //update-begin--Author:liusq  Date:20210126 for：图片导出报错，ImageBasePath未设置--------------------
         ExportParams  exportParams=new ExportParams(title + "报表", "导出人:" + sysUser.getRealname(), title);
         exportParams.setImageBasePath(upLoadPath);
         //update-end--Author:liusq  Date:20210126 for：图片导出报错，ImageBasePath未设置----------------------
-        mv.addObject(NormalExcelConstants.PARAMS,exportParams);
+        mv.addObject(PARAMS,exportParams);
         mv.addObject(NormalExcelConstants.DATA_LIST, exportList);
         return mv;
     }
@@ -96,9 +101,9 @@ public class JeroController<T, S extends IService<T>> {
         double total = service.count();
         int count = (int)Math.ceil(total/pageNum);
         // Step.3 多sheet处理
-        List<Map<String, Object>> listMap = new ArrayList<Map<String, Object>>();
+        List<Map<String, Object>> listMap = new ArrayList<>();
         for (int i = 1; i <=count ; i++) {
-            Page<T> page = new Page<T>(i, pageNum);
+            Page<T> page = new Page<>(i, pageNum);
             IPage<T> pageList = service.page(page, queryWrapper);
             List<T> records = pageList.getRecords();
             List<T> exportList = null;
@@ -110,18 +115,18 @@ public class JeroController<T, S extends IService<T>> {
             } else {
                 exportList = records;
             }
-            Map<String, Object> map = new HashMap<String, Object>();
+            Map<String, Object> map = new HashMap<>();
             ExportParams  exportParams=new ExportParams(title + "报表", "导出人:" + sysUser.getRealname(), title+i,upLoadPath);
             exportParams.setType(ExcelType.XSSF);
             //map.put("title",exportParams);//表格Title
-            map.put(NormalExcelConstants.PARAMS,exportParams);//表格Title
-            map.put(NormalExcelConstants.CLASS,clazz);//表格对应实体
+            map.put(PARAMS,exportParams);//表格Title
+            map.put(CLASS,clazz);//表格对应实体
             map.put(NormalExcelConstants.DATA_LIST, exportList);//数据集合
             listMap.add(map);
         }
         // Step.4 AutoPoi 导出Excel
         ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
-        mv.addObject(NormalExcelConstants.FILE_NAME, title); //此处设置的filename无效 ,前端会重更新设置一下
+        mv.addObject(FILE_NAME, title); //此处设置的filename无效 ,前端会重更新设置一下
         mv.addObject(NormalExcelConstants.MAP_LIST, listMap);
         return mv;
     }