ImmutableMap.of(),
            ImmutableMap.builder().buildOrThrow(),
            ImmutableMap.ofEntries(),
            map())
        .addEqualityGroup(
            ImmutableMap.of(1, 1),
            ImmutableMap.builder().put(1, 1).buildOrThrow(),
            ImmutableMap.ofEntries(entry(1, 1)),
            map(1, 1))
        .addEqualityGroup(
            ImmutableMap.of(1, 1, 2, 2),

            ImmutableMap.of(),
            ImmutableMap.builder().buildOrThrow(),
            ImmutableMap.ofEntries(),
            map())
        .addEqualityGroup(
            ImmutableMap.of(1, 1),
            ImmutableMap.builder().put(1, 1).buildOrThrow(),
            ImmutableMap.ofEntries(entry(1, 1)),
            map(1, 1))
        .addEqualityGroup(
            ImmutableMap.of(1, 1, 2, 2),

            k1, v1, k2, v2, k3, v3, k4, v4, k5, v5, k6, v6, k7, v7, k8, v8, k9, v9, k10, v10));
  }

  @SafeVarargs
  public static <K, V> ImmutableBiMap<K, V> ofEntries(Entry<? extends K, ? extends V>... entries) {
    return new RegularImmutableBiMap<K, V>(ImmutableMap.ofEntries(entries));
  }

  public static <K, V> Builder<K, V> builder() {
    return new Builder<K, V>();
  }

    }
  }

  public void testOfEntries() {
    assertMapEquals(ImmutableBiMap.ofEntries(entry("one", 1), entry("two", 2)), "one", 1, "two", 2);
  }

  public void testOfEntriesNull() {
    Entry<@Nullable Integer, Integer> nullKey = entry(null, 23);
    try {
      ImmutableBiMap.ofEntries((Entry<Integer, Integer>) nullKey);
      fail();
    } catch (NullPointerException expected) {
    }

    }
  }

  public void testOfEntries() {
    assertMapEquals(ImmutableBiMap.ofEntries(entry("one", 1), entry("two", 2)), "one", 1, "two", 2);
  }

  public void testOfEntriesNull() {
    Entry<@Nullable Integer, Integer> nullKey = entry(null, 23);
    try {
      ImmutableBiMap.ofEntries((Entry<Integer, Integer>) nullKey);
      fail();
    } catch (NullPointerException expected) {
    }

  }

  // looking for of() with > 10 entries? Use the builder or ofEntries instead.

  /**
   * Returns an immutable map containing the given entries, in order.
   *
   * @throws IllegalArgumentException if duplicate keys or values are provided
   * @since 31.0
   */
  @SafeVarargs
  public static <K, V> ImmutableBiMap<K, V> ofEntries(Entry<? extends K, ? extends V>... entries) {

  }

  // looking for of() with > 10 entries? Use the builder or ofEntries instead.

  /**
   * Returns an immutable map containing the given entries, in order.
   *
   * @throws IllegalArgumentException if duplicate keys or values are provided
   * @since 31.0
   */
  @SafeVarargs
  public static <K, V> ImmutableBiMap<K, V> ofEntries(Entry<? extends K, ? extends V>... entries) {

   * Not supported. Use {@code ImmutableSortedMap.copyOf(ImmutableMap.ofEntries(...))}.
   *
   * @deprecated Use {@code ImmutableSortedMap.copyOf(ImmutableMap.ofEntries(...))}.
   */
  @DoNotCall("ImmutableSortedMap.ofEntries not currently available; use ImmutableSortedMap.copyOf")
  @Deprecated
  @SafeVarargs
  public static <K, V> ImmutableSortedMap<K, V> ofEntries(
      Entry<? extends K, ? extends V>... entries) {

   * Not supported. Use {@code ImmutableSortedMap.copyOf(ImmutableMap.ofEntries(...))}.
   *
   * @deprecated Use {@code ImmutableSortedMap.copyOf(ImmutableMap.ofEntries(...))}.
   */
  @DoNotCall("ImmutableSortedMap.ofEntries not currently available; use ImmutableSortedMap.copyOf")
  @Deprecated
  @SafeVarargs
  public static <K, V> ImmutableSortedMap<K, V> ofEntries(
      Entry<? extends K, ? extends V>... entries) {

  }

  // looking for of() with > 10 entries? Use the builder or ofEntries instead.

  /**
   * Returns an immutable map containing the given entries, in order.
   *
   * @throws IllegalArgumentException if duplicate keys are provided
   * @since 31.0
   */
  @SafeVarargs
  public static <K, V> ImmutableMap<K, V> ofEntries(Entry<? extends K, ? extends V>... entries) {