}

    static final class DuplicateKey {
      private final Object key;
      private final Object value1;
      private final Object value2;

      DuplicateKey(Object key, Object value1, Object value2) {
        this.key = key;
        this.value1 = value1;
        this.value2 = value2;
      }

      IllegalArgumentException exception() {
        return new IllegalArgumentException(

    @CanIgnoreReturnValue
    @Override
    public Builder<K, V> putAll(K key, Iterable<? extends V> values) {
      super.putAll(key, values);
      return this;
    }

    @CanIgnoreReturnValue
    @Override
    public Builder<K, V> putAll(K key, V... values) {
      return putAll(key, Arrays.asList(values));
    }

    @CanIgnoreReturnValue
    @Override

      int k, Comparator<? super T> comparator) {
    return least(k, comparator.reversed());
  }

  /**
   * Returns the minimum of the two values. If the values compare as 0, the first is returned.
   *
   * <p>The recommended solution for finding the {@code minimum} of some values depends on the type
   * of your data and the number of elements you have. Read more in the Guava User Guide article on

     * comparator (which might be the keys' natural order), are not allowed, and will cause {@link
     * #build} to fail.
     */
    @CanIgnoreReturnValue
    @Override
    public Builder<K, V> put(K key, V value) {
      ensureCapacity(size + 1);
      checkEntryNotNull(key, value);
      keys[size] = key;
      values[size] = value;
      size++;

@ElementTypesAreNonnullByDefault
public final class SpliteratorTester<E extends @Nullable Object> {
  /** Return type from "contains the following elements" assertions. */
  public interface Ordered {
    /**
     * Attests that the expected values must not just be present but must be present in the order
     * they were given.
     */
    void inOrder();
  }

  private abstract static class GeneralSpliterator<E extends @Nullable Object> {

   * Returns the element at the specified position in an iterable or a default value otherwise.
   *
   * <p><b>{@code Stream} equivalent:</b> {@code
   * stream.skip(position).findFirst().orElse(defaultValue)} (returns the default value if the index
   * is out of bounds)
   *
   * @param position position of the element to return
   * @param defaultValue the default value to return if {@code position} is greater than or equal to

          values.iterator(),
          keyFunction,
          ImmutableMap.builderWithExpectedSize(((Collection<?>) values).size()));
    }
    return uniqueIndex(values.iterator(), keyFunction);
  }

  /**
   * Returns a map with the given {@code values}, indexed by keys derived from those values. In
   * other words, each input value produces an entry in the map whose key is the result of applying

    }
  }

  private final transient ImmutableList<Range<K>> ranges;
  private final transient ImmutableList<V> values;

  ImmutableRangeMap(ImmutableList<Range<K>> ranges, ImmutableList<V> values) {
    this.ranges = ranges;
    this.values = values;
  }

  @Override
  @CheckForNull
  public V get(K key) {
    int index =
        SortedLists.binarySearch(
            ranges,

   * acquire other locks, risking deadlocks.
   *
   * @param value the value to be used as the result
   * @return true if the attempt was accepted, completing the {@code Future}
   */
  @CanIgnoreReturnValue
  protected boolean set(@ParametricNullness V value) {
    Object valueToSet = value == null ? NULL : value;
    if (ATOMIC_HELPER.casValue(this, null, valueToSet)) {

  @CheckForNull
  public Range<C> rangeContaining(C value) {
    int index =
        SortedLists.binarySearch(
            ranges,
            Range::lowerBound,
            Cut.belowValue(value),
            Ordering.natural(),
            ANY_PRESENT,
            NEXT_LOWER);
    if (index != -1) {
      Range<C> range = ranges.get(index);
      return range.contains(value) ? range : null;
    }
    return null;
  }