private ArrayList<Argument> getArguments(String Declaration) {
		ArrayList<Argument> result = new ArrayList();
		if(Declaration.trim().equals("")){
			return result;
		}else {
			StringTokenizer st = new StringTokenizer(Declaration, ",");
			while(st.hasMoreElements()){
				String token = st.nextToken();
				StringTokenizer sttemp = new StringTokenizer(token, ":");
				String id =sttemp.nextToken().trim();
				Type type = new Type(sttemp.nextToken().trim());
				Argument arg = new Argument(id, type);
				result.add(arg);
			}
		}
		return result;
	}