update

mec-im/src/main/java/com/ym/service/Impl/RoomServiceImpl.java

@@ -1133,11 +1133,6 @@ public class RoomServiceImpl implements RoomService {
         }
     }
 
-    public static void main(String[] args) {
-        String room = "DAYA12345";
-        System.out.println(room.substring(4));
-    }
-
     @Override
     public boolean statusSync(String roomId,String userId) throws Exception {
         List<RoomMember> byRidAndUid = roomMemberDao.findByRidAndUid(roomId, userId);