Merge branch 'feature/1219_opt' of http://git.dayaedu.com/yonge/cooleshow into develop-new

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

@@ -492,7 +492,7 @@ public class HomeServiceImpl implements HomeService {
                 studentSearch.getSubjectId(),
                 studentSearch.getStartTime(),
                 studentSearch.getEndTime());
-        if(CollectionUtils.isNotEmpty(studentIds)){
+        if(CollectionUtils.isEmpty(studentIds)){
             return Collections.emptyList();
         }
         //获取间隔天数