code: public BroadcastOperations getRoomOperations(String room) {
          Iterable<SocketIOClient> clients = namespacesHub.getRoomClients(room);
          return new BroadcastOperations(clients, configCopy.getStoreFactory());
      }
docs: Get broadcast operations for clients within
  room by <code>room</code> name
  
  @param room - name of room
  @return broadcast operations