PropertyHandle propertyHandle = getPropertyHandle( OdaDataSet.PRIVATE_DRIVER_PROPERTIES_PROP );
PropertyHandle propertyHandle = getPropertyHandle( IOdaDataSetModel.PRIVATE_DRIVER_PROPERTIES_PROP );
	public Iterator privateDriverPropertiesIterator( )	{		PropertyHandle propertyHandle = getPropertyHandle( OdaDataSet.PRIVATE_DRIVER_PROPERTIES_PROP );		assert propertyHandle != null;		return propertyHandle.iterator( );	}