* equal, a negative number if {@code this < other}, and a positive number if {@code this >
   * other}.
   */
  @Override
  public int compareTo(UnsignedInteger other) {
    checkNotNull(other);
    return compare(value, other.value);
  }

  @Override
  public int hashCode() {
    return value;
  }

  @Override

   * equal, a negative number if {@code this < other}, and a positive number if {@code this >
   * other}.
   */
  @Override
  public int compareTo(UnsignedInteger other) {
    checkNotNull(other);
    return compare(value, other.value);
  }

  @Override
  public int hashCode() {
    return value;
  }

  @Override

            return false;
        }
        final ArtifactTransferEvent other = (ArtifactTransferEvent) obj;
        if (eventType != other.eventType) {
            return false;
        }
        if (exception == null) {
            if (other.exception != null) {
                return false;
            }
        } else if (!exception.getClass().equals(other.exception.getClass())) {
            return false;
        }

     */
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        } else if (!(other instanceof ToolchainModel)) {
            return false;
        } else {
            ToolchainModel that = (ToolchainModel) other;
            return java.util.Objects.equals(this.getType(), that.getType())

    with other software or devices.

    2.2. Contributor Grant.

    Conditioned upon Your compliance with Section 3.1 below and subject
    to third party intellectual property claims, each Contributor hereby
    grants You a world-wide, royalty-free, non-exclusive license:

    (a) under intellectual property rights (other than patent or

        "A Set should equal any other Set containing the same elements,"
            + " even if some elements are null.",
        getSet().equals(MinimalSet.from(elements)));
  }

  @CollectionSize.Require(absent = CollectionSize.ZERO)
  public void testEquals_otherContainsNull() {
    Collection<E> elements = getSampleElements(getNumElements() - 1);
    elements.add(null);
    Set<E> other = MinimalSet.from(elements);

        "A Set should equal any other Set containing the same elements,"
            + " even if some elements are null.",
        getSet().equals(MinimalSet.from(elements)));
  }

  @CollectionSize.Require(absent = CollectionSize.ZERO)
  public void testEquals_otherContainsNull() {
    Collection<E> elements = getSampleElements(getNumElements() - 1);
    elements.add(null);
    Set<E> other = MinimalSet.from(elements);

  public final <T extends @Nullable Object> T[] toArray(T[] other) {
    checkNotNull(other);
    int size = size();

    if (other.length < size) {
      Object[] internal = internalArray();
      if (internal != null) {
        return Platform.copy(internal, internalArrayStart(), internalArrayEnd(), other);
      }
      other = ObjectArrays.newArray(other, size);
    } else if (other.length > size) {
      other[size] = null;
    }

  patent or other intellectual property rights of any other entity.
  Each Contributor disclaims any liability to Recipient for claims
  brought by any other entity based on infringement of intellectual
  property rights or otherwise. As a condition to exercising the
  rights and licenses granted hereunder, each Recipient hereby
  assumes sole responsibility to secure any other intellectual

    ToOptionalState combine(ToOptionalState other) {
      if (element == null) {
        return other;
      } else if (other.element == null) {
        return this;
      } else {
        if (extras.isEmpty()) {
          // Replace immutable empty list with mutable list.
          extras = new ArrayList<>();
        }
        extras.add(other.element);
        extras.addAll(other.extras);