public void fTest_01()
        {
            AstOclModelElementFactory factory1 = AstOclModelElementFactoryManager.getInstance(umlModel.getOclPackage());

            VariableDeclaration variable = factory1.createVariableDeclaration("abc", getClassifier("SpecialFilm"), null);
            VariableExp         source   = factory1.createVariableExp(variable);

            CoreClassifier c1 = getClassifier("SpecialFilm");

            CoreModel coreModel = c1.getModel();

            List <object> ass = coreModel.getAllAssociations();


            CoreClassifier c2    = getClassifier("Film");
            List <object>  core  = c1.getAllAssociationEnds();
            List <object>  core2 = c2.getAllAssociationEnds();

            var a = c2.lookupAssociationEnd("tapes");
        }