final PolySubClassTwo polySubClassTwo = factory.newPolySubClassTwo();
polySubClassTwo.setStringBase("PolySubClassTwo 1");
polySubClassTwo.setStringClassTwo("Class 2");
final PolySubClassThree polySubClassThree = factory.newPolySubClassThree();
polySubClassThree.setStringBase("PolySubClassThree 1");
polySubClassThree.setStringClassThree("Another String");
polySubClassThree.setStringClassTwo("Class 3");
polyTestClass.getPolyBaseClasses().add(polySubClassOne);