1、课程调整时排除自动补签记录

mec-biz/src/main/java/com/ym/mec/biz/service/impl/ClassGroupTeacherMapperServiceImpl.java

@@ -377,7 +377,11 @@ public class ClassGroupTeacherMapperServiceImpl extends BaseServiceImpl<Long, Cl
         List<Integer> allTeacherIds = courseSchedules.stream().map(courseSchedule -> courseSchedule.getActualTeacherId().intValue()).collect(Collectors.toList());
         //助教老师列表
         List<Integer> teachingTeacherIds = new ArrayList<>();
-        courseSchedules.forEach(courseSchedule -> teachingTeacherIds.addAll(courseSchedule.getTeachingTeacherIdList()));
+        courseSchedules.forEach(courseSchedule -> {
+            if(Objects.nonNull(courseSchedule.getTeachingTeacherIdList())){
+                teachingTeacherIds.addAll(courseSchedule.getTeachingTeacherIdList());
+            }
+        });
         allTeacherIds.addAll(teachingTeacherIds);
         //所有老师列表
         allTeacherIds = allTeacherIds.stream().distinct().collect(Collectors.toList());