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1 package org.objectweb.rentacar.persistance.util;
2
3 import java.util.Properties  ;
4
5 import org.hibernate.HibernateException;
6 import org.hibernate.Session;
7 import org.hibernate.SessionFactory;
8 import org.hibernate.cfg.AnnotationConfiguration;
9 import org.objectweb.rentacar.persistance.bo.Address;
10 import org.objectweb.rentacar.persistance.bo.Agency;
11 import org.objectweb.rentacar.persistance.bo.Car;
12 import org.objectweb.rentacar.persistance.bo.CentralOffice;
13 import org.objectweb.rentacar.persistance.bo.Contact;
14 import org.objectweb.rentacar.persistance.bo.Partner;
15 import org.objectweb.rentacar.persistance.bo.Reservation;
16 import org.objectweb.rentacar.util.RentacarConfigHelper;
17
18
23 public class HibernateUtil {
24
25 private static final SessionFactory sessionFactory;
26 private static Session session;
27
28 static {
29 try {
30 Properties props = new Properties ();
31
32 props.setProperty("show_sql" , RentacarConfigHelper.getProperty("hibernate-configuration", "show_sql"));
33 props.setProperty("hibernate.connection.driver_class" , RentacarConfigHelper.getProperty("hibernate-configuration", "hibernate.connection.driver_class"));
34 props.setProperty("hibernate.connection.url" , RentacarConfigHelper.getProperty("hibernate-configuration", "hibernate.connection.url"));
35 props.setProperty("hibernate.connection.username" , RentacarConfigHelper.getProperty("hibernate-configuration", "hibernate.connection.username"));
36 props.setProperty("hibernate.connection.password" , RentacarConfigHelper.getProperty("hibernate-configuration", "hibernate.connection.password"));
37 props.setProperty("hibernate.dialect" , RentacarConfigHelper.getProperty("hibernate-configuration", "hibernate.dialect"));
38
39 AnnotationConfiguration configuration = new AnnotationConfiguration();
40 configuration.addProperties(props);
41
42
43 sessionFactory = configuration
44 .addPackage("org.objectweb.rentacar.persistance.bo")
45 .addAnnotatedClass(Address.class)
46 .addAnnotatedClass(Agency.class)
47 .addAnnotatedClass(Car.class)
48 .addAnnotatedClass(CentralOffice.class)
49 .addAnnotatedClass(Contact.class)
50 .addAnnotatedClass(Partner.class)
51 .addAnnotatedClass(Reservation.class)
52 .buildSessionFactory();
53 } catch (Throwable ex) {
54 throw new ExceptionInInitializerError (ex);
56 }
57 }
58
59 public static Session getSession()
60 throws HibernateException {
61 if(session!=null){
62 return session;
63 }
64 session=sessionFactory.openSession();
65 return session;
66 }
67
68 }
69 |
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