code: public ArrayList<String> urlSeeds() {
          string_vector v = p.get_url_seeds();
          int size = (int) v.size();
          ArrayList<String> l = new ArrayList<>();
  
          for (int i = 0; i < size; i++) {
              l.add(v.get(i));
          }
  
          return l;
      }
docs: Url seeds to be added to the torrent (`BEP 17`_).
  
  @return the url seeds