public void mark(String uuid, int property, Object value) {
   HashMap<String, T> m = get(uuid);
   if (m != null) {
     for (T i : m.values()) {
       switch (property) {
         case ACTIVE:
           i.setActive((boolean) value);
           break;
         case RENEW:
           i.renew = (boolean) value;
           break;
         case CONTROLS:
           i.controls = (int) value;
           break;
         default:
           break;
       }
     }
   }
 }