fun size(): Int = Integer.bitCount(set)

  // TODO: honor this setting.
  fun getEnablePush(defaultValue: Boolean): Boolean {
    val bit = 1 shl ENABLE_PUSH
    return if (bit and set != 0) values[ENABLE_PUSH] == 1 else defaultValue
  }

  fun getMaxConcurrentStreams(): Int {
    val bit = 1 shl MAX_CONCURRENT_STREAMS
    return if (bit and set != 0) values[MAX_CONCURRENT_STREAMS] else Int.MAX_VALUE
  }

  /** Constructor for use by subclasses. */
  protected ForwardingSet() {}

  @Override
  protected abstract Set<E> delegate();

  @Override
  public boolean equals(@CheckForNull Object object) {
    return object == this || delegate().equals(object);
  }

  @Override
  public int hashCode() {
    return delegate().hashCode();
  }

  /**

  @SuppressWarnings("Immutable") // cloned before each use
  private final MessageDigest prototype;

  private final int bytes;
  private final boolean supportsClone;
  private final String toString;

  MessageDigestHashFunction(String algorithmName, String toString) {
    this.prototype = getMessageDigest(algorithmName);
    this.bytes = prototype.getDigestLength();

        parseVersion(version);
    }

    @Override
    public int hashCode() {
        return 11 + comparable.hashCode();
    }

    @Override
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        }

        if (!(other instanceof ArtifactVersion)) {
            return false;
        }

     * <pre>
     * X -&gt; Y -&gt; A -&gt; B -&gt; C -&gt; D -&gt; E -&gt; F
     * </pre>
     */
    public static void mergePluginLists(
            PluginContainer childContainer, PluginContainer parentContainer, boolean handleAsInheritance) {
        throw new UnsupportedOperationException();
    }

    public static List<Plugin> orderAfterMerge(

  fun connectionConnectionClosed(connection: RealConnection)

  fun noNewExchanges(connection: RealConnection)

  fun doExtensiveHealthChecks(): Boolean

  fun isCanceled(): Boolean

  fun candidateConnection(): RealConnection?

  fun proxySelectStart(url: HttpUrl)

  fun proxySelectEnd(
    url: HttpUrl,
    proxies: List<Proxy>,
  )

  final Equivalence<E> elementEquivalence;

  PairwiseEquivalence(Equivalence<E> elementEquivalence) {
    this.elementEquivalence = Preconditions.checkNotNull(elementEquivalence);
  }

  @Override
  protected boolean doEquivalent(Iterable<T> iterableA, Iterable<T> iterableB) {
    Iterator<T> iteratorA = iterableA.iterator();
    Iterator<T> iteratorB = iterableB.iterator();

    while (iteratorA.hasNext() && iteratorB.hasNext()) {

                                        boolean possibleNTDomainOrWorkgroup )
                                        throws UnknownHostException {
        UniAddress[] addrs = UniAddress.getAllByName(hostname, possibleNTDomainOrWorkgroup);
        return addrs[0];
    }
    public static UniAddress[] getAllByName( String hostname,
                                        boolean possibleNTDomainOrWorkgroup )

          {false, ElementOrder.stable()},
          {true, ElementOrder.stable()},
        });
  }

  private final boolean allowsSelfLoops;
  private final ElementOrder<Integer> incidentEdgeOrder;

  public StandardMutableUndirectedGraphTest(
      boolean allowsSelfLoops, ElementOrder<Integer> incidentEdgeOrder) {
    this.allowsSelfLoops = allowsSelfLoops;
    this.incidentEdgeOrder = incidentEdgeOrder;
  }

     */
    @Override
    void close () throws CIFSException;


    /**
     * @return whether the FD is open and valid
     */
    boolean isOpen ();


    /**
     * @return whether the FD was previously open but became invalid
     */
    boolean isStale ();


    /**
     * @param type
     * @return unwrapped instance
     */
    <T extends SmbPipeHandle> T unwrap ( Class<T> type );