@Throws(IOException::class)
  override fun createServerSocket(): ServerSocket {
    val serverSocket = delegate.createServerSocket()
    return configureServerSocket(serverSocket)
  }

  @Throws(IOException::class)
  override fun createServerSocket(port: Int): ServerSocket {
    val serverSocket = delegate.createServerSocket(port)
    return configureServerSocket(serverSocket)
  }

  }

  @Override public ServerSocket createServerSocket() throws IOException {
    return new UnixDomainServerSocket();
  }

  @Override public ServerSocket createServerSocket(int port) throws IOException {
    return createServerSocket();
  }

  @Override public ServerSocket createServerSocket(int port, int backlog) throws IOException {
    return createServerSocket();
  }

    }
  }

  private fun startTlsServer(): InetSocketAddress {
    val serverSocketFactory = ServerSocketFactory.getDefault()
    serverSocket = serverSocketFactory.createServerSocket()
    val serverAddress = InetAddress.getByName("localhost")
    serverSocket!!.bind(InetSocketAddress(serverAddress, 0), 50)
    return InetSocketAddress(serverAddress, serverSocket!!.localPort)
  }

    public void testConnectTimeoutRead () throws IOException {
        Set<Thread> threadsBefore = new HashSet<>(Thread.getAllStackTraces().keySet());
        try ( ServerSocket ss = ServerSocketFactory.getDefault().createServerSocket(0, -1, InetAddress.getLoopbackAddress()) ) {
            int port = ss.getLocalPort();
            InetAddress addr = ss.getInetAddress();

            long start = System.currentTimeMillis();

    check(!shutdown) { "shutdown() already called" }
    if (started) return
    started = true

    this._inetSocketAddress = inetSocketAddress

    serverSocket = serverSocketFactory!!.createServerSocket()

    // Reuse if the user specified a port
    serverSocket!!.reuseAddress = inetSocketAddress.port != 0
    serverSocket!!.bind(inetSocketAddress, 50)

    portField = serverSocket!!.localPort