.createKeyArray(length);
    }

    @Override
    public Iterable<K> order(List<K> insertionOrder) {
      Iterator<V> valueIter = sampleValuesIterator();
      List<Entry<K, V>> entries = new ArrayList<>();
      for (K k : insertionOrder) {
        entries.add(mapEntry(k, valueIter.next()));
      }
      Iterable<Entry<K, V>> ordered = multimapGenerator.order(entries);
      List<K> orderedValues = new ArrayList<>();

          .createKeyArray(length);
    }

    @Override
    public Iterable<K> order(List<K> insertionOrder) {
      Iterator<V> valueIter = sampleValuesIterator();
      List<Entry<K, V>> entries = new ArrayList<>();
      for (K k : insertionOrder) {
        entries.add(mapEntry(k, valueIter.next()));
      }
      Iterable<Entry<K, V>> ordered = multimapGenerator.order(entries);
      List<K> orderedValues = new ArrayList<>();