code: public ArrayList<DhtRoutingBucket> routingTable() {
          dht_routing_bucket_vector v = alert.getRouting_table();
          int size = (int) v.size();
          ArrayList<DhtRoutingBucket> l = new ArrayList<>(size);
  
          for (int i = 0; i < size; i++) {
              l.add(new DhtRoutingBucket(v.get(i)));
          }
  
          return l;
      }
docs: Contains information about every bucket in the DHT routing
  table.
  
  @return the routing table