when OkHttp retrieves ALPN state on a closed connection.


## Version 4.9.3

_2021-11-21_

 *  Fix: Don't fail HTTP/2 responses if they complete before a `RST_STREAM` is sent.


## Version 4.9.2

_2021-09-30_

 *  Fix: Don't include potentially-sensitive header values in `Headers.toString()` or exceptions.

  private var timeoutEarlyExit = false

  /**
   * This is the same value as [exchange], but scoped to the execution of the network interceptors.
   * The [exchange] field is assigned to null when its streams end, which may be before or after the
   * network interceptors return.
   */
  internal var interceptorScopedExchange: Exchange? = null
    private set

  }

  // All done. If compression happened, we need to move bytes to the right place in the
  // address. Here's a sample:
  //
  //      input: "1111:2222:3333::7777:8888"
  //     before: { 11, 11, 22, 22, 33, 33, 00, 00, 77, 77, 88, 88, 00, 00, 00, 00  }
  //   compress: 6
  //          b: 10
  //      after: { 11, 11, 22, 22, 33, 33, 00, 00, 00, 00, 00, 00, 77, 77, 88, 88 }
  //

   * true when removing a connection from the pool; otherwise a racing caller might get it from the
   * pool when it shouldn't. Symmetrically, this must always be checked before returning a
   * connection from the pool.
   *
   * Once true this is always true. Guarded by this.
   */
  var noNewExchanges = false

  /**

  }

  override fun cancel() {
    carrier.cancel()
  }

  /**
   * Prepares the HTTP headers and sends them to the server.
   *
   * For streaming requests with a body, headers must be prepared **before** the output stream has
   * been written to. Otherwise the body would need to be buffered!
   *
   * For non-streaming requests with a body, headers must be prepared **after** the output stream

      apply {
        this.pushPromises += promise
      }

    /**
     * When [protocols][MockWebServer.protocols] include [HTTP_2][okhttp3.Protocol], this pushes
     * [settings] before writing the response.
     */
    fun settings(settings: Settings) =
      apply {
        this.settings.clear()
        this.settings.merge(settings)
      }

    /**

  fun values(name: String): List<String> = commonValues(name)

  /**
   * Returns the number of bytes required to encode these headers using HTTP/1.1. This is also the
   * approximate size of HTTP/2 headers before they are compressed with HPACK. This value is
   * intended to be used as a metric: smaller headers are more efficient to encode and transmit.
   */
  fun byteCount(): Long {

   * client.
   */
  @get:JvmName("priorResponse") val priorResponse: Response?,
  /**
   * Returns a [timestamp][System.currentTimeMillis] taken immediately before OkHttp
   * transmitted the initiating request over the network. If this response is being served from the
   * cache then this is the timestamp of the original request.
   */

        }
        .build()

    executeSynchronously(request)
      .assertBody("body")

    assertThat(client.routeDatabase.failedRoutes).isEmpty()
    // TODO check if we expect a second request to server1, before attempting server2
    assertThat(server1.requestCount).isEqualTo(2)
    assertThat(server2.requestCount).isEqualTo(1)

    assertThat(clientTestRule.recordedConnectionEventTypes()).containsExactly(
      "ConnectStart",

   *
   * This is typically invoked immediately before bytes are returned to the application. If the
   * response body is empty this is invoked immediately before returning that to the application.
   *
   * If the application closes the response body before attempting a read, this is invoked at the
   * time it is closed.
   *