@SuppressWarnings("Java7ApiChecker")
  @IgnoreJRERequirement // Users will use this only if they're already using streams.
  public void addAll(DoubleStream values) {
    addAll(values.collect(StatsAccumulator::new, StatsAccumulator::add, StatsAccumulator::addAll));
  }

  /**
   * Adds the given values to the dataset. The stream will be completely consumed by this method.
   *
   * @param values a series of values

  private StatsAccumulator emptyAccumulator;
  private StatsAccumulator emptyAccumulatorByAddAllEmptyIterable;
  private StatsAccumulator emptyAccumulatorByAddAllEmptyStats;
  private StatsAccumulator oneValueAccumulator;
  private StatsAccumulator oneValueAccumulatorByAddAllEmptyStats;
  private StatsAccumulator twoValuesAccumulator;
  private StatsAccumulator twoValuesAccumulatorByAddAllStats;

  private StatsAccumulator emptyAccumulator;
  private StatsAccumulator emptyAccumulatorByAddAllEmptyIterable;
  private StatsAccumulator emptyAccumulatorByAddAllEmptyStats;
  private StatsAccumulator oneValueAccumulator;
  private StatsAccumulator oneValueAccumulatorByAddAllEmptyStats;
  private StatsAccumulator twoValuesAccumulator;
  private StatsAccumulator twoValuesAccumulatorByAddAllStats;

    StatsAccumulator accumulator = new StatsAccumulator();
    accumulator.addAll(values);
    return accumulator.snapshot();
  }

  /**
   * Returns statistics over a dataset containing the given values.
   *
   * @param values a series of values
   */
  public static Stats of(double... values) {
    StatsAccumulator accumulator = new StatsAccumulator();

    // For datasets of many double values created from an accumulator snapshot, we test many
    // combinations of finite and non-finite values:
    for (ManyValues values : ALL_MANY_VALUES) {
      StatsAccumulator accumulator = new StatsAccumulator();
      accumulator.addAll(values.asIterable());
      double min = accumulator.snapshot().min();
      if (values.hasAnyNaN()) {
        assertWithMessage("min of " + values).that(min).isNaN();