}
public void save(ActionEvent action) {
try {
DelegateM4 delegate = new DelegateM4();
long id = delegate.addZamowienie(zamowienie);
} catch (Exception e) {e.printStackTrace();}
session.setAttribute(SessionVariables.ZAMOWIENIE_DTO, null);
session.setAttribute(SessionVariables.ZAMOWIENIE_LIST_DTO, null);
}