天气预警，与公告通知功能

soc-modules/soc-modules-core/src/main/java/com/xunmei/core/message/service/impl/CoreAnnouncementNotificationServiceImpl.java

@@ -148,7 +148,6 @@ public class CoreAnnouncementNotificationServiceImpl extends ServiceImpl<CoreAnn
                 r.setIsRead(num);
                 List<FileObject> objects = new ArrayList<>();
             if(ObjectUtil.isNotEmpty(r.getStrFileList())){
-                ObjectMapper objectMapper = new ObjectMapper();
                   List<String> lista =  JSON.parseArray(r.getStrFileList(), String.class);
                   for(String str:lista){
                       FileObject object = JSONObject.parseObject(str,FileObject.class);