}

  @Override
  public @Nullable Object[] toArray() {
    if (needsAllocArrays()) {
      return new Object[0];
    }
    Set<E> delegate = delegateOrNull();
    return (delegate != null) ? delegate.toArray() : Arrays.copyOf(requireElements(), size);
  }

  @CanIgnoreReturnValue
  @Override
  @SuppressWarnings("nullness") // b/192354773 in our checker affects toArray declarations

    if (rawType.isEnum()) {
      return pickInstance(rawType.getEnumConstants(), null);
    }
    if (type.isArray()) {
      TypeToken<?> componentType = requireNonNull(type.getComponentType());
      Object array = Array.newInstance(componentType.getRawType(), 1);
      Array.set(array, 0, generate(componentType));
      return array;
    }
    Method emptyGenerate = EMPTY_GENERATORS.get(rawType);
    if (emptyGenerate != null) {

      assertThat(throwable).hasMessageThat().isEmpty();
    } else {
      assertThat(throwable)
          .hasMessageThat()
          .isEqualTo(Strings.lenientFormat("", Arrays.copyOfRange(params, 2, params.length)));
    }
  }

  /**
   * Returns an array containing parameters for invoking a checkArgument, checkNotNull or checkState
   * method reflectively
   *
   * @param firstParam The first parameter

  public void testCombinationsExhaustively_startingFromArbitrary() {
    Ordering<Object> arbitrary = Ordering.arbitrary();
    Object[] array = {1, "foo", new Object()};

    // There's no way to tell what the order should be except empirically
    Arrays.sort(array, arbitrary);
    testExhaustively(arbitrary, array);
  }

  /**
   * Requires at least 3 elements in {@code strictlyOrderedElements} in order to test the varargs

  public void testCombinationsExhaustively_startingFromArbitrary() {
    Ordering<Object> arbitrary = Ordering.arbitrary();
    Object[] array = {1, "foo", new Object()};

    // There's no way to tell what the order should be except empirically
    Arrays.sort(array, arbitrary);
    testExhaustively(arbitrary, array);
  }

  /**
   * Requires at least 3 elements in {@code strictlyOrderedElements} in order to test the varargs

    String[] array = Iterables.toArray(iterable, String.class);
    assertTrue(Arrays.equals(new String[] {"a"}, array));
  }

  @GwtIncompatible // Iterables.toArray(Iterable, Class)
  public void testToArray() {
    String[] sourceArray = new String[] {"a", "b", "c"};
    Iterable<String> iterable = asList(sourceArray);
    String[] newArray = Iterables.toArray(iterable, String.class);

    @Override
    public @Nullable Object[] toArray() {
      // creating an ArrayList so filtering happens once
      return Lists.newArrayList(iterator()).toArray();
    }

    @Override
    @SuppressWarnings("nullness") // b/192354773 in our checker affects toArray declarations
    public <T extends @Nullable Object> T[] toArray(T[] array) {
      return Lists.newArrayList(iterator()).toArray(array);
    }
  }

  /**

   * @since 23.1
   */
  public static void sort(int[] array, int fromIndex, int toIndex) {
    checkNotNull(array);
    checkPositionIndexes(fromIndex, toIndex, array.length);
    for (int i = fromIndex; i < toIndex; i++) {
      array[i] = flip(array[i]);
    }
    Arrays.sort(array, fromIndex, toIndex);
    for (int i = fromIndex; i < toIndex; i++) {
      array[i] = flip(array[i]);
    }
  }

  /**

      if (!original.isPartialView()) {
        return original;
      }
    }
    @SuppressWarnings("unchecked") // elements only contains E's; it's safe.
    E[] array = (E[]) Iterables.toArray(elements);
    return construct(comparator, array.length, array);
  }

  /**
   * Returns an immutable sorted set containing the given elements sorted by the given {@code

   * @since 23.1
   */
  public static void sort(byte[] array, int fromIndex, int toIndex) {
    checkNotNull(array);
    checkPositionIndexes(fromIndex, toIndex, array.length);
    for (int i = fromIndex; i < toIndex; i++) {
      array[i] = flip(array[i]);
    }
    Arrays.sort(array, fromIndex, toIndex);
    for (int i = fromIndex; i < toIndex; i++) {
      array[i] = flip(array[i]);
    }
  }

  /**