public class ShoppingCartBean implements SessionBean, ShoppingCartBase {

  private Order           currentOrder;
  private ICatalog        catalog;
  private OrderProcessing orderProcessing;
  private CustomerManager customerManager;

  public void ejbCreate(long cid) throws CreateException {
    orderProcessing = new OrderProcessing();
    try {
      catalog         = new CatalogTranslationProxy();
      customerManager = new CustomerManager();
      ICustomer cust  = customerManager.getCustomerFor(cid);
      currentOrder    = new Order(cust);
    }
    catch(Exception ex) {
      System.out.println("ShoppingCartBean.ejbCreate(): error.");
      throw new CreateException();
    }
    System.out.println("ShoppingCartBean: ejbCreate()");
  }

  // ...



public class StoreTextUI {

  private ICatalog      store;
  private IShoppingCart cart;

  public StoreTextUI() {
    store = new store.ejb.CatalogTranslationProxy();
    cart  = new store.ejb.ShoppingCartController();
    // ...

  private void enterOrder() {
    // ...
    cart.beginOrder( Long.parseLong( custId ) );
    // ...
    printCatalog();
    // ...
    cart.completeOrder();
    // ...
    cart.addItemToOrder(catNo, qty);
    // ...