i can't insert to database
16 mai 2011 17:21:39 net.sf.hibernate.cfg.Environment <clinit>
INFO: Hibernate 2.1.6
16 mai 2011 17:21:39 net.sf.hibernate.cfg.Environment <clinit>
INFO: hibernate.properties not found
16 mai 2011 17:21:39 net.sf.hibernate.cfg.Environment <clinit>
INFO: using CGLIB reflection optimizer
16 mai 2011 17:21:39 net.sf.hibernate.cfg.Configuration configure
INFO: configuring from resource: /hibernate/hibernate.cfg.xml
16 mai 2011 17:21:39 net.sf.hibernate.cfg.Configuration getConfigurationInputStream
INFO: Configuration resource: /hibernate/hibernate.cfg.xml
16 mai 2011 17:21:40 net.sf.hibernate.cfg.Configuration addResource
INFO: Mapping resource: hibernate/Timesheet.hbm.xml
16 mai 2011 17:21:40 net.sf.hibernate.cfg.Binder bindRootClass
INFO: Mapping class: hibernate.Timesheet -> timesheet
16 mai 2011 17:21:40 net.sf.hibernate.cfg.Configuration doConfigure
INFO: Configured SessionFactory: null
16 mai 2011 17:21:40 net.sf.hibernate.cfg.Configuration secondPassCompile
INFO: processing one-to-many association mappings
16 mai 2011 17:21:40 net.sf.hibernate.cfg.Configuration secondPassCompile
INFO: processing one-to-one association property references
16 mai 2011 17:21:40 net.sf.hibernate.cfg.Configuration secondPassCompile
INFO: processing foreign key constraints
16 mai 2011 17:21:40 net.sf.hibernate.dialect.Dialect <init>
INFO: Using dialect: net.sf.hibernate.dialect.MySQLDialect
16 mai 2011 17:21:40 net.sf.hibernate.cfg.SettingsFactory buildSettings
INFO: Maximim outer join fetch depth: 2
16 mai 2011 17:21:40 net.sf.hibernate.cfg.SettingsFactory buildSettings
INFO: Use outer join fetching: true
16 mai 2011 17:21:40 net.sf.hibernate.connection.DriverManagerConnectionProvider configure
INFO: Using Hibernate built-in connection pool (not for production use!)
16 mai 2011 17:21:40 net.sf.hibernate.connection.DriverManagerConnectionProvider configure
INFO: Hibernate connection pool size: 20
16 mai 2011 17:21:40 net.sf.hibernate.connection.DriverManagerConnectionProvider configure
INFO: using driver: org.gjt.mm.mysql.Driver at URL: jdbc:mysql://localhost:3306/timesheet
16 mai 2011 17:21:40 net.sf.hibernate.connection.DriverManagerConnectionProvider configure
INFO: connection properties: {user=root, password=manel}
16 mai 2011 17:21:40 net.sf.hibernate.transaction.TransactionFactoryFactory buildTransactionFactory
INFO: Transaction strategy: net.sf.hibernate.transaction.JDBCTransactionFactory
16 mai 2011 17:21:40 net.sf.hibernate.transaction.TransactionManagerLookupFactory getTransactionManagerLookup
INFO: No TransactionManagerLookup configured (in JTA environment, use of process level read-write cache is not recommended)
16 mai 2011 17:21:40 net.sf.hibernate.cfg.SettingsFactory buildSettings
INFO: Use scrollable result sets: true
16 mai 2011 17:21:40 net.sf.hibernate.cfg.SettingsFactory buildSettings
INFO: Use JDBC3 getGeneratedKeys(): true
16 mai 2011 17:21:40 net.sf.hibernate.cfg.SettingsFactory buildSettings
INFO: Optimize cache for minimal puts: false
16 mai 2011 17:21:40 net.sf.hibernate.cfg.SettingsFactory buildSettings
INFO: Query language substitutions: {}
16 mai 2011 17:21:40 net.sf.hibernate.cfg.SettingsFactory buildSettings
INFO: cache provider: net.sf.hibernate.cache.EhCacheProvider
16 mai 2011 17:21:40 net.sf.hibernate.cfg.Configuration configureCaches
INFO: instantiating and configuring caches
16 mai 2011 17:21:40 net.sf.hibernate.impl.SessionFactoryImpl <init>
INFO: building session factory
16 mai 2011 17:21:40 net.sf.hibernate.impl.SessionFactoryObjectFactory addInstance
INFO: Not binding factory to JNDI, no JNDI name configured

<!-- local connection properties -->
    <property name="hibernate.connection.url">jdbc:mysql://localhost:3306/timesheet</property>
    <property name="hibernate.connection.driver_class">org.gjt.mm.mysql.Driver</property>
    <property name="hibernate.connection.username">root</property>
    <property name="hibernate.connection.password">manel</property>
    <!-- property name="hibernate.connection.pool_size"></property -->

    <!-- dialect for MySQL -->
    <property name="dialect">net.sf.hibernate.dialect.MySQLDialect</property>

    <property name="hibernate.show_sql">false</property>
    <property name="hibernate.use_outer_join">true</property>
    <property name="hibernate.transaction.factory_class">net.sf.hibernate.transaction.JDBCTransactionFactory</property>


    <mapping resource="hibernate/Timesheet.hbm.xml"/>

</session-factory>

try {

            Timesheet time = new Timesheet();
            Session session = SessionHibernate.getSession();

            time.setAction(action);
            time.setDate(date);
            time.setHeure(heure);
            time.setId(id);
            net.sf.hibernate.Transaction tx = session.beginTransaction();
            getSession().save(time);
            getSession().flush();
            tx.commit();


        } catch (HibernateException e) {

        } finally {
            try {
                SessionHibernate.closeSession();
            } catch (HibernateException e1) {
                e1.printStackTrace();
            }
        }

private static String CONFIG_FILE_LOCATION = "/hibernate/hibernate.cfg.xml";
    private static final ThreadLocal threadLocal = new ThreadLocal();
    private  static net.sf.hibernate.cfg.Configuration configuration = new Configuration();
    private static net.sf.hibernate.SessionFactory sessionFactory;
    private static String configFile = CONFIG_FILE_LOCATION;

    public SessionHibernate() {
    }

    @SuppressWarnings("unchecked")
    public static Session getSession() throws HibernateException {
        Session session = (Session) threadLocal.get();

        if (session == null || !session.isOpen()) {
            if (sessionFactory == null) {
                rebuildSessionFactory();
            }
            session = (Session) ((sessionFactory != null) ? sessionFactory.openSession()
                    : null);
            threadLocal.set(session);
        }

        return session;
    }

    /**
     *  Rebuild hibernate session factory
     *
     */
    public static void rebuildSessionFactory() {
        try {
            configuration.configure(configFile);
            sessionFactory = configuration.buildSessionFactory();
        } catch (Exception e) {
            System.err
                    .println("%%%% Error Creating SessionFactory %%%%");
            e.printStackTrace();
        }
    }

    /**
     *  Close the single hibernate session instance.
     *
     *  @throws HibernateException
     * @throws net.sf.hibernate.HibernateException
     */
    @SuppressWarnings("unchecked")
    public static void closeSession() throws HibernateException, net.sf.hibernate.HibernateException {
        Session session = (Session) threadLocal.get();
        threadLocal.set(null);

        if (session != null) {
            session.close();
        }
    }

    /**
     *  return session factory
     *
     */
    public static net.sf.hibernate.SessionFactory getSessionFactory() {
        return sessionFactory;
    }

    /**
     *  return session factory
     *
     *  session factory will be rebuilded in the next call
     */
    public static void setConfigFile(String configFile) {
        SessionHibernate.configFile = configFile;
        sessionFactory = null;
    }

    /**
     *  return hibernate configuration
     *
     */
    public static Configuration getConfiguration() {
        return configuration;
    }