shoppingclientcontroller.java

一个优秀的供应商管理系统

package apusic.myshop.control.ejb;



import java.util.Collection;
import java.rmi.RemoteException;

import javax.ejb.EJBObject;
import javax.ejb.FinderException;

import apusic.myshop.cart.ejb.Cart;
import apusic.myshop.customer.ejb.Customer;
import apusic.myshop.order.ejb.Order;

import apusic.myshop.control.event.BaseEvent;
import apusic.myshop.control.EventException;

/**
 * This is the EJB-tier controller of the MVC.
 * It is implemented as a session EJB. It controls all the activities
 * that happen in a client session.
 * It also provides mechanisms to access other session EJBs.
 * @author Inderjeet Singh
 */
public interface ShoppingClientController extends EJBObject {

  public Collection handleEvent(BaseEvent be)
	  throws RemoteException, EventException;

  public Collection getOrders(String userId)
	  throws RemoteException, FinderException;

  public Order getOrder(int requestId)
	  throws RemoteException, FinderException;

  /** @return the shopping cart session bean for this user. */
  public Cart getCart() throws RemoteException;
  public Customer getCustomer() throws RemoteException;

}