@Override
public void run() {
ModelManager manager = ModelManager.getInstance();
manager.setChanged();
manager.notifyObservers(new ObserverNotification(NotificationType.startBatchProcess));
manager.clearChanged();
Collection<ModelElement> allElements = ModelManager.getInstance().getAllModelElements();
int totalNumber = allElements.size();
if(totalNumber == 0) totalNumber = 1;
int i = 0;