}

        else -> throw IOException("Unexpected response code for CONNECT: ${response.code}")
      }
    }
  }

  /**
   * Returns this if its [connectionSpecIndex] is defined, or a new connection with it defined
   * otherwise.
   */
  @Throws(IOException::class)
  internal fun planWithCurrentOrInitialConnectionSpec(
    connectionSpecs: List<ConnectionSpec>,
    sslSocket: SSLSocket,

   * the already-requested ones are in service, otherwise we might create more threads than we need.
   *
   * We use [executeCallCount] and [runCallCount] to defend against starting more threads than we
   * need. Both fields are guarded by [lock].
   */
  private var executeCallCount = 0
  private var runCallCount = 0

    val existingRouteSelection = routeSelection
    if (existingRouteSelection != null && existingRouteSelection.hasNext()) {
      return planConnectToRoute(existingRouteSelection.next())
    }

    // Decide which proxy to use, if any. This may block in ProxySelector.select().
    var newRouteSelector = routeSelector
    if (newRouteSelector == null) {
      newRouteSelector =
        RouteSelector(

    host machine's IP address has additional DNS registrations.

 *  New: Create a JPMS-compatible artifact for `JavaNetCookieJar`. Previously, multiple OkHttp
    artifacts defined classes in the `okhttp3` package, but this is forbidden by the Java module
    system. We've fixed this with a new package (`okhttp3.java.net.cookiejar`) and a new artifact,