IDataSet set = new FlatXmlDataSetBuilder().build(dbFileStream);
this.databaseTester.setDataSet(set);
this.databaseTester.setTearDownOperation(DatabaseOperation.DELETE_ALL);
this.databaseTester.onSetup();
this.factory = new DefaultHibernateSessionFactory();
this.factory.loadConfiguration();
this.session = factory.getSession();
this.batchSize = this.factory.getBatchSize();
}