var request = chain.request
    val call = realChain.call
    var followUpCount = 0
    var priorResponse: Response? = null
    var newRoutePlanner = true
    var recoveredFailures = listOf<IOException>()
    while (true) {
      call.enterNetworkInterceptorExchange(request, newRoutePlanner, chain)

      var response: Response
      var closeActiveExchange = true
      try {
        if (call.isCanceled()) {

   *
   * Note that an exchange will not be needed if the request is satisfied by the cache.
   *
   * @param newRoutePlanner true if this is not a retry and new routing can be performed.
   */
  fun enterNetworkInterceptorExchange(
    request: Request,
    newRoutePlanner: Boolean,
    chain: RealInterceptorChain,
  ) {
    check(interceptorScopedExchange == null)

    withLock {

    RealInterceptorChain(
      call = call,
      interceptors = listOf(),
      index = 0,
      exchange = null,
      request = call.request(),
    )

  fun newRoutePlanner(
    client: OkHttpClient,
    address: Address = newAddress(),
  ): RealRoutePlanner {
    val call = RealCall(client, Request(address.url), forWebSocket = false)
    val chain = newChain(call)