shoppingcartremote.java

web开发经典案例shoppingcart的EJB实现其entity部分

package stateful;

import javax.ejb.Remote;


/**
 * This is the business interface for ShoppingCart enterprise bean.
 */
@Remote
public interface ShoppingCartRemote {
    void add(SaleLine s);

    void remove(SaleLine s);

    double cost();

    java.util.HashSet<stateful.SaleLine> list();
    
}