private ArrayList<String> fillAggDetails(Aggregation a, Model model){
		final String cont = a.getContainer().getIdentifier();
		final String classe = a.getClass().getName() ;
		final String multCont = a.getContainer().getMultiplicity();
		final ArrayList<Role> part = a.getParts();
		final String multPart = a.getParts().get(0).getMultiplicity(); //waiiiiiitttttttttttt
		final ArrayList<String> aggList = new ArrayList<String>() ;

		aggList.add(classe );
		aggList.add("\t CONTAINER \t");
		aggList.add("\t\t\t CLASS \t" + cont + "\t" + multCont);
		aggList.add("\t PARTS");
		for(Role r: part){

			aggList.add("\t\t\t CLASS \t"+ r.getIdentifier() + "\t" + r.getMultiplicity());
		}
		return aggList;
	}