// PROGRAMA INTERFACE GRAFICA
 public void deleteRoom(int chosseRoom) {
   downloadData();
   historic = HistoricFactory.getInstance();
   RoomData currentRoom = mapRoomData.get(chosseRoom);
   System.out.println("\nExcluida a sala e todas as suas sessoes");
   mapRoomData.remove(currentRoom.getIdRoom());
   mapSessionData.remove(currentRoom.getIdRoom());
   historic.AddHistoric(currentRoom, "DELETED");
   uploadData();
 }
  /** Cria uma sala */
  public void createRoom(Integer fileiras, Integer colunas) {
    downloadData();
    historic = HistoricFactory.getInstance();

    Integer rows = fileiras;
    Integer columns = colunas;
    Integer idRoom = idRoom();

    RoomData newRoomData = new RoomData(idRoom, rows, columns);
    mapRoomData.put(idRoom, newRoomData);
    historic.AddHistoric(newRoomData, "CREATED");
    uploadData();
    System.out.println("Sala criada");
  }