feat:启蒙课问卷调查

mec-web/src/main/java/com/ym/mec/web/controller/ExportController.java

@@ -3451,6 +3451,11 @@ public class ExportController extends BaseController {
         }
         OutputStream outputStream = response.getOutputStream();
         try {
+            for (MusicEnlightenmentQuestionnaire row : practiceGroupReviews.getRows()) {
+                if(Objects.isNull(row.getSubjectName())){
+                    row.setSubjectName("无");
+                }
+            }
             String[] header = {"学员姓名","联系电话","年级","班级","老师推荐专业","是否在学习某件乐器","目前所学乐器","报名参加管乐团家长会了解相关情况","备注"};
             String[] body = {"userName","phone","currentGrade","currentClass","subjectName","musicalInstrumentsLearning?'是':'否'","musicalInstrumentsName","joinParentMeeting?'是':'否'","remark",};
             HSSFWorkbook workbook = POIUtil.exportExcel(header, body, practiceGroupReviews.getRows());