.addEqualityGroup(set2, wrap(set2))
        .testEquals();
  }

  private static <T> SortedSet<T> wrap(final SortedSet<T> delegate) {
    return new ForwardingSortedSet<T>() {
      @Override
      protected SortedSet<T> delegate() {
        return delegate;
      }
    };
  }

        .addEqualityGroup(set2, wrap(set2))
        .testEquals();
  }

  private static <T> Set<T> wrap(final Set<T> delegate) {
    return new ForwardingSet<T>() {
      @Override
      protected Set<T> delegate() {
        return delegate;
      }
    };
  }

    return delegate().remove(element, occurrences);
  }

  @Override
  public Set<E> elementSet() {
    return delegate().elementSet();
  }

  @Override
  public Set<Entry<E>> entrySet() {
    return delegate().entrySet();
  }

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

  @Override

  }

  @Synchronized private fun getDelegate(sslSocket: SSLSocket): SocketAdapter? {
    if (this.delegate == null && socketAdapterFactory.matchesSocket(sslSocket)) {
      this.delegate = socketAdapterFactory.create(sslSocket)
    }

    return delegate
  }

  interface Factory {
    fun matchesSocket(sslSocket: SSLSocket): Boolean

    fun create(sslSocket: SSLSocket): SocketAdapter

    this(new TreeMap<K, V>(map));
  }

  private SafeTreeMap(NavigableMap<K, V> delegate) {
    this.delegate = delegate;
    if (delegate == null) {
      throw new NullPointerException();
    }
    for (K k : keySet()) {
      checkValid(k);
    }
  }

  @Override
  public @Nullable Entry<K, V> ceilingEntry(K key) {
    return delegate.ceilingEntry(checkValid(key));
  }

  @Override

    return delegate().nodeOrder();
  }

  @Override
  public ElementOrder<E> edgeOrder() {
    return delegate().edgeOrder();
  }

  @Override
  public Set<N> adjacentNodes(N node) {
    return delegate().adjacentNodes(node);
  }

  @Override
  public Set<N> predecessors(N node) {
    return delegate().predecessors(node);
  }

  @Override
  public Set<N> successors(N node) {

  }

  @Override
  public @Nullable E higher(E e) {
    return delegate.higher(checkValid(e));
  }

  @Override
  public boolean isEmpty() {
    return delegate.isEmpty();
  }

  @Override
  public Iterator<E> iterator() {
    return delegate.iterator();
  }

  @Override
  public E last() {
    return delegate.last();
  }

  fun idleConnectionCount(): Int = delegate.idleConnectionCount()

  /** Returns total number of connections in the pool. */
  fun connectionCount(): Int = delegate.connectionCount()

  internal val connectionListener: ConnectionListener
    get() = delegate.connectionListener

  /** Close and remove all idle connections in the pool. */
  fun evictAll() {
    delegate.evictAll()
  }

  /**

internal class InsecureAndroidTrustManager(
  private val delegate: X509TrustManager,
  private val insecureHosts: List<String>,
) : X509TrustManager {
  private val checkServerTrustedMethod: Method? =
    try {
      delegate::class.java.getMethod(
        "checkServerTrusted",
        Array<X509Certificate>::class.java,
        String::class.java,

    val delegate = delegate
    if (delegate != null) {
      this.delegate = null
      delegate.onOpen(webSocket, response)
    } else {
      events.add(Open(webSocket, response))
    }
  }

  override fun onMessage(
    webSocket: WebSocket,
    bytes: ByteString,
  ) {
    Platform.get().log("[WS $name] onMessage", Platform.INFO, null)
    val delegate = delegate
    if (delegate != null) {