route: Route,
    routes: List<Route>? = null,
  ): ConnectPlan {
    if (route.address.sslSocketFactory == null) {
      if (ConnectionSpec.CLEARTEXT !in route.address.connectionSpecs) {
        throw UnknownServiceException("CLEARTEXT communication not enabled for client")
      }

      val host = route.address.url.host
      if (!Platform.get().isCleartextTrafficPermitted(host)) {

  }

  @Test fun addressToString() {
    val address = factory.newAddress()
    assertThat(address.toString())
      .isEqualTo("Address{example.com:80, proxySelector=RecordingProxySelector}")
  }

  @Test fun addressWithProxyToString() {
    val address = factory.newAddress(proxy = Proxy.NO_PROXY)
    assertThat(address.toString())
      .isEqualTo("Address{example.com:80, proxy=${Proxy.NO_PROXY}}")
  }

        else -> throw ProtocolException("unsupported address type: $addressType")
      }

    val port = fromSource.readShort() and 0xffff

    when (command) {
      COMMAND_CONNECT -> {
        val toSocket = Socket(toAddress, port)
        val localAddress = toSocket.localAddress.address
        if (localAddress.size != 4) {
          throw ProtocolException("unexpected address: " + toSocket.localAddress)
        }

/**
 * A [SocketFactory] that redirects connections to [defaultAddress] or specific overridden address via [set].
 */
class SpecificHostSocketFactory(
  val defaultAddress: InetSocketAddress?,
) : DelegatingSocketFactory(getDefault()) {
  private val hostMapping = mutableMapOf<InetAddress, InetSocketAddress>()

  /** Sets the [real] address for [requested].  */
  operator fun set(
    requested: InetAddress,
    real: InetSocketAddress,

    return deferredPlans.isNotEmpty() || nextPlanIndex < plans.size || autoGeneratePlans
  }

  override fun sameHostAndPort(url: HttpUrl): Boolean {
    return url.host == address.url.host && url.port == address.url.port
  }

  override fun close() {
    factory.close()
  }

  inner class FakePlan(
    val id: Int,
  ) : RoutePlanner.Plan {
    var planningThrowable: Throwable? = null

  fun tearDown() {
    factory.close()
  }

  @Test
  fun address() {
    val address: Address = factory.newAddress()
    val url: HttpUrl = address.url
    val dns: Dns = address.dns
    val socketFactory: SocketFactory = address.socketFactory
    val proxyAuthenticator: Authenticator = address.proxyAuthenticator
    val protocols: List<Protocol> = address.protocols

          .build(),
      )
    val response = call.execute()
    assertThat(response.code).isEqualTo(200)
    response.body.close()
    val address = client.dns.lookup(server!!.hostName)[0]
    val expectedAddress = InetSocketAddress(address, server!!.port)
    val event = listener.removeUpToEvent(ConnectionEvent.ConnectStart::class.java)
    assertThat(event.route.socketAddress).isEqualTo(expectedAddress)
  }

 *
 * Implementations of this interface are not thread-safe. Each instance is thread-confined to the
 * thread executing the call.
 */
interface RoutePlanner {
  val address: Address

  /** Follow-ups for failed plans and plans that lost a race. */
  val deferredPlans: ArrayDeque<Plan>

  fun isCanceled(): Boolean

  /** Returns a plan to attempt. */
  @Throws(IOException::class)

  TunnelingUnixSocket(File path, UnixSocketChannel channel) {
    super(channel);
    this.path = path;
  }

  TunnelingUnixSocket(File path, UnixSocketChannel channel, InetSocketAddress address) {
    this(path, channel);
    this.inetSocketAddress = address;
  }

  @Override public void connect(SocketAddress endpoint) throws IOException {
    this.inetSocketAddress = (InetSocketAddress) endpoint;

   * address for all hosts, regardless of the actual number of IP addresses reported by DNS.
   */
  fun newClient(): OkHttpClient {
    var client = testClient
    if (client == null) {
      client =
        initialClientBuilder()
          .dns(SINGLE_INET_ADDRESS_DNS) // Prevent unexpected fallback addresses.