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1
7 package org.jboss.tutorial.entity.bean;
8
9 import javax.ejb.Remote  ;
10 import javax.ejb.Remove ;
11 import javax.ejb.Stateful ;
12 import javax.persistence.EntityManager;
13 import javax.persistence.PersistenceContext;
14 import javax.persistence.PersistenceContext;
15
16
17 @Stateful
18 @Remote (ShoppingCart.class)
19 public class ShoppingCartBean implements ShoppingCart, java.io.Serializable
20 {
21 @PersistenceContext
22 private EntityManager manager;
23 private Order order;
24
25 public void buy(String product, int quantity, double price)
26 {
27 if (order == null) order = new Order();
28 order.addPurchase(product, quantity, price);
29 }
30
31 public Order getOrder()
32 {
33 return order;
34 }
35
36 @Remove
37 public void checkout()
38 {
39 manager.persist(order);
40 }
41 }
42 |
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