fix some bug

mall-service/src/main/java/com/txz/mall/service/impl/NoticeServiceImpl.java

@@ -50,9 +50,9 @@ public class NoticeServiceImpl extends ServiceImpl<NoticeMapper, Notice> impleme
             return;
         }
         List<Notice> saveBatch = new ArrayList<>();
-        Notice info = BeanUtil.copyProperties(notice, Notice.class);
         
         Arrays.stream(uids).forEach(uid -> {
+            Notice info = BeanUtil.copyProperties(notice, Notice.class);
             info.setUid(uid);
             info.setReadFlag(Boolean.FALSE);
             info.setUserDel(Boolean.FALSE);