docs: private List<INodeEntry> select(final int count, final Collection<INodeEntry> nodes) {
          List<INodeEntry> source = new ArrayList<>(nodes);
          List<INodeEntry> selected = new ArrayList<>();
          int total = Math.min(count, nodes.size());
          for (int i = 0; i < total; i++) {
              selected.add(source.remove(random.nextInt(source.size())));
          }
          return selected;
      }