results.close();
statement.close();
// If from layout, create the empty DataSets from a template
if ( dataSets == null ) {
dataSetsDAO = DAOFactory.getDataSetsDAO(connection);
dataSets = dataSetsDAO.retrieveTemplate(sessionID);
xAxisScaling = TimeSeriesContext.XAxisScaling.ConstantPixelWidth;
// if from saved session we already have data loaded
} else {
xAxisScaling = TimeSeriesContext.XAxisScaling.AbsoluteBoundaries;
}