kb.addKnowledgePackages(kbuilder.getKnowledgePackages());
TraitFactory traitBuilder = new TraitFactory( kb );
try {
FactType impClass = kb.getFactType("org.test","Imp");
TraitableBean imp = (TraitableBean) impClass.newInstance();
impClass.set(imp, "name", "aaabcd");
Class trait = kb.getFactType("org.test","Student").getFactClass();
Class trait2 = kb.getFactType("org.test","Role").getFactClass();