|
1
22 package org.jboss.ejb3.test.clusteredsession;
23
24 import java.io.Serializable  ;
25 import javax.ejb.EJB ;
26 import javax.ejb.Remote ;
27 import javax.ejb.Remove ;
28 import javax.ejb.Stateful ;
29 import javax.ejb.TransactionAttribute ;
30 import javax.ejb.TransactionAttributeType ;
31 import javax.ejb.PostActivate ;
32 import javax.persistence.EntityManager;
33 import javax.persistence.PersistenceContext;
34 import javax.persistence.PersistenceContextType;
35 import org.jboss.annotation.ejb.cache.simple.CacheConfig;
36 import org.jboss.annotation.ejb.Clustered;
37
38
43 @Stateful
44 @Clustered
45 @Remote (ShoppingCart.class)
46 @CacheConfig(maxSize = 1000, idleTimeoutSeconds = 2)
47 public class ShoppingCartBean implements ShoppingCart, Serializable
48 {
49 @PersistenceContext(type=PersistenceContextType.EXTENDED) EntityManager em;
50
51 @EJB StatelessLocal stateless;
52
53 private Customer customer;
54
55 @EJB private Contained contained;
56
57 public long createCustomer()
58 {
59 customer = new Customer();
60 customer.setName("William");
61 em.persist(customer);
62 System.out.println("********* created *****");
63 return customer.getId();
64 }
65
66 public void setContainedCustomer()
67 {
68 contained.setCustomer(customer.getId());
69 }
70
71 public void checkContainedCustomer()
72 {
73 if (contained.getCustomer() != customer) throw new RuntimeException ("not same customer");
74 }
75
76 public boolean isContainedActivated()
77 {
78 return contained.isActivated();
79 }
80
81 public void updateContained()
82 {
83 contained.updateCustomer();
84 }
85
86 public void update()
87 {
88 System.out.println("********* update() *****");
89 customer.setName("Bill");
90 }
91 public void update2()
92 {
93 customer.setName("Billy");
94 }
95
96 public void update3()
97 {
98 stateless.update(customer);
99 }
100
101 public void findAndUpdateStateless()
102 {
103 stateless.findAndUpdate(customer.getId());
104 if (!customer.getName().equals("stateless modified")) throw new RuntimeException ("stateless didn't get propagated pc");
105 }
106
107 public Customer find(long id)
108 {
109 return em.find(Customer.class, id);
110 }
111
112 @TransactionAttribute (TransactionAttributeType.NOT_SUPPORTED)
113 public void never()
114 {
115 customer.setName("Bob");
116 }
117
118 @PostActivate
119 public void activate()
120 {
121 System.out.println("*********** ACTIVATED *****************");
122 }
123
124
125 @Remove
126 public void checkout() { em.remove(customer);}
127 }
128 |
Popular Tags |
Java API By Example, From Geeks To Geeks.