vip定制课

cooleshow-user/user-biz/src/main/java/com/yonge/cooleshow/biz/dal/service/impl/HomeServiceImpl.java

@@ -455,6 +455,9 @@ public class HomeServiceImpl implements HomeService {
     private List<TeacherIndexWrapper.CourseExposureTotal> exposureFillData(List<TeacherIndexWrapper.CourseExposureTotal> exposureTotals,
                                                                            List<String> dateList,
                                                                            String[] typeArr) {
+        if(exposureTotals == null){
+            exposureTotals = new ArrayList<>();
+        }
         //按类型分组
         Map<String, List<TeacherIndexWrapper.CourseExposureTotal>> typeMap = exposureTotals.stream()
                 .collect(Collectors.groupingBy(TeacherIndexWrapper.CourseExposureTotal::getType));