/**
 * Schreibt alle Objekte der Datenbank in den angegebenen Writer.<br/>
 * <b>Warnung!</b> Bei der Serialisierung von Collections wird derzeit nur {@link java.util.Set} sauber unterstützt.
 * @param writer Ziel für die XML-Datei.
 * @param includeHistory bei false werden die History Einträge nicht geschrieben
 * @param preserveIds If true, the object ids will be preserved, otherwise new ids will be assigned through xstream.
 */
public void dumpDatabaseToXml(final Writer writer, final boolean includeHistory, final boolean preserveIds)
{
  final TransactionTemplate tx = new TransactionTemplate(new HibernateTransactionManager(hibernate.getSessionFactory()));
  tx.execute(new TransactionCallback() {
    public Object doInTransaction(final TransactionStatus status)
    {
      hibernate.execute(new HibernateCallback() {
        public Object doInHibernate(final Session session) throws HibernateException
        {
          writeObjects(writer, includeHistory, session, preserveIds);
          status.setRollbackOnly();
          return null;
        }
      });
      return null;
    }
  });
}
 

@SuppressWarnings({ "rawtypes", "unchecked"})
private void reindex(final Class< ? > clazz, final ReindexSettings settings, final StringBuffer buf)
{
  // PF-378: Performance of run of full re-indexing the data-base is very slow for large data-bases
  // Single transactions needed, otherwise the full run will be very slow for large data-bases.
  final TransactionTemplate tx = new TransactionTemplate(new HibernateTransactionManager(hibernate.getSessionFactory()));
  tx.execute(new TransactionCallback() {
    // The call-back is needed, otherwise a lot of transactions are left open until last run is completed:
    public Object doInTransaction(final TransactionStatus status)
    {
      try {
        hibernate.execute(new HibernateCallback() {
          public Object doInHibernate(final Session session) throws HibernateException
          {
            databaseDao.reindex(clazz, settings, buf);
            status.setRollbackOnly();
            return null;
          }
        });
      } catch (final Exception ex) {
        buf.append(" (an error occured, see log file for further information.), ");
        log.error("While rebuilding data-base-search-index for '" + clazz.getName() + "': " + ex.getMessage(), ex);
      }
      return null;
    }
  });
}
 

@Bean
@Autowired
public HibernateTransactionManager transactionManager(final SessionFactory sessionFactory) {
    final HibernateTransactionManager txManager = new HibernateTransactionManager();
    txManager.setSessionFactory(sessionFactory);

    return txManager;
}
 

@Bean
@Autowired
public HibernateTransactionManager transactionManager(final SessionFactory sessionFactory) {
    final HibernateTransactionManager txManager = new HibernateTransactionManager();
    txManager.setSessionFactory(sessionFactory);

    return txManager;
}
 

@Bean
public PlatformTransactionManager hibernateTransactionManager(LocalSessionFactoryBean sessionFactory) {
    HibernateTransactionManager transactionManager = new HibernateTransactionManager();
    transactionManager.setSessionFactory(sessionFactory.getObject());
    return transactionManager;
}