cart.java~6~

EJB 实例

package ejb;

import javax.ejb.EJBObject;
import java.rmi.RemoteException;
import java.util.List;

public interface Cart extends EJBObject {
    public void addItem(Item item) throws RemoteException;

    public void removeItem(Item item) throws RemoteException;

    public List getContents() throws RemoteException;

    public Float getTotalPrice() throws RemoteException;

    public void purchase() throws RemoteException;
}