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1
7 package jfox.test.ejb3.synchronization;
8
9 import java.io.Serializable  ;
10 import java.util.HashMap ;
11 import java.util.Map ;
12 import java.rmi.RemoteException ;
13 import javax.ejb.Remove ;
14 import javax.ejb.Stateful ;
15 import javax.ejb.SessionContext ;
16 import javax.ejb.SessionSynchronization ;
17 import javax.ejb.EJBException ;
18 import javax.annotation.Resource;
19
20
23 @Stateful (name = "sychronization.ShoppingCartBean")
24 public class ShoppingCartBean implements ShoppingCart, Serializable , SessionSynchronization {
25
26 private Map <String , Integer > cart = new HashMap <String , Integer >();
27
28 @Resource
29 SessionContext sessionContext;
30
31 public void buy(String product, int quantity) {
32 if (cart.containsKey(product)) {
33 int currq = cart.get(product);
34 currq += quantity;
35 cart.put(product, currq);
36 }
37 else {
38 cart.put(product, quantity);
39 }
40 }
41
42 public Map <String , Integer > getCartContents() {
43 return cart;
44 }
45
46 @Remove
47 public void checkout() {
48 System.out.println("To be implemented");
49 }
50
51 public void afterBegin() throws EJBException , RemoteException {
52 System.out.println("afterBegin...");
53 }
54
55 public void afterCompletion(boolean committed) throws EJBException , RemoteException {
56 System.out.println("afterCompletion: " + committed);
57 }
58
59 public void beforeCompletion() throws EJBException , RemoteException {
60 System.out.println("beforeCompletion...");
61 }
62 }
63
64 |
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