2 * Hibernate, Relational Persistence for Idiomatic Java
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24 package org.hibernate.tutorial.annotations;
26 import java.util.Date;
27 import java.util.List;
29 import org.hibernate.Session;
30 import org.hibernate.SessionFactory;
31 import org.hibernate.boot.MetadataSources;
32 import org.hibernate.boot.registry.StandardServiceRegistry;
33 import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
35 import junit.framework.TestCase;
38 * Illustrates the use of Hibernate native APIs. The code here is unchanged from the {@code basic} example, the
39 * only difference being the use of annotations to supply the metadata instead of Hibernate mapping files.
41 * @author Steve Ebersole
43 public class AnnotationsIllustrationTest extends TestCase {
44 private SessionFactory sessionFactory;
47 protected void setUp() throws Exception {
48 // A SessionFactory is set up once for an application!
49 final StandardServiceRegistry registry = new StandardServiceRegistryBuilder()
50 .configure() // configures settings from hibernate.cfg.xml
53 sessionFactory = new MetadataSources( registry ).buildMetadata().buildSessionFactory();
56 // The registry would be destroyed by the SessionFactory, but we had trouble building the SessionFactory
57 // so destroy it manually.
58 StandardServiceRegistryBuilder.destroy( registry );
63 protected void tearDown() throws Exception {
64 if ( sessionFactory != null ) {
65 sessionFactory.close();
69 @SuppressWarnings({ "unchecked" })
70 public void testBasicUsage() {
71 // create a couple of events...
72 Session session = sessionFactory.openSession();
73 session.beginTransaction();
74 session.save( new Event( "Our very first event!", new Date() ) );
75 session.save( new Event( "A follow up event", new Date() ) );
76 session.getTransaction().commit();
79 // now lets pull events from the database and list them
80 session = sessionFactory.openSession();
81 session.beginTransaction();
82 List result = session.createQuery( "from Event" ).list();
83 for ( Event event : (List<Event>) result ) {
84 System.out.println( "Event (" + event.getDate() + ") : " + event.getTitle() );
86 session.getTransaction().commit();