transformation customop;

modeltype ECORE uses 'http://www.eclipse.org/emf/2002/Ecore';
modeltype SIMPLEUML uses 'http://www.eclipse.org/qvt/1.0.0/Operational/examples/simpleuml';

mapping main(model: simpleuml::Model): ecore::EPackage {
        name := model.getCustomProperty('bar');
}