) : ServerSocketFactory() {
  @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)
  }