---

"_**Netflix** is pleased to announce the open-source release of our **crisis management** orchestration framework: **Dispatch**! [built with **FastAPI**]_"

<div style="text-align: right; margin-right: 10%;">Kevin Glisson, Marc Vilanova, Forest Monsen - <strong>Netflix</strong> <a href="https://netflixtechblog.com/introducing-dispatch-da4b8a2a8072" target="_blank"><small>(ref)</small></a></div>

---

   * #monitor}.
   */
  private void dispatchListenerEvents() {
    if (!monitor.isOccupiedByCurrentThread()) {
      listeners.dispatch();
    }
  }

  private void enqueueStartingEvent() {
    listeners.enqueue(STARTING_EVENT);
  }

  private void enqueueRunningEvent() {
    listeners.enqueue(RUNNING_EVENT);
  }

   * {@link MoreExecutors#directExecutor}. Normally, when the first future completes, all the other
   * tasks would be called recursively. Here, we detect that the delegate executor is executing
   * inline, and maintain a queue to dispatch tasks iteratively. There is one instance of this class
   * per call to submit() or submitAsync(), and each instance supports only one call to execute().
   *

    val dispatcher: QueueDispatcher =
      object : QueueDispatcher() {
        override fun dispatch(request: RecordedRequest): MockResponse {
          if (peek().socketPolicy === DisconnectAfterRequest) {
            requestFinished.await()
          }
          return super.dispatch(request)
        }
      }
    dispatcher.enqueueResponse(MockResponse(body = "seed connection pool"))

    dispatcher.cancelAll()
  }

  @Test
  fun dispatcherFromMockWebServer() {
    val dispatcher =
      object : okhttp3.mockwebserver.Dispatcher() {
        override fun dispatch(request: RecordedRequest): MockResponse = TODO()

        override fun peek(): MockResponse = TODO()

        override fun shutdown() = TODO()
      }
  }

  @Test
  fun dns() {

      fail<Any>()
    } catch (expected: ConnectException) {
    }
  }

  @Test
  fun shutdownWhileBlockedDispatching() {
    // Enqueue a request that'll cause MockWebServer to hang on QueueDispatcher.dispatch().
    val connection = server.url("/").toUrl().openConnection() as HttpURLConnection
    connection.setReadTimeout(500)
    try {
      connection.getResponseCode()
      fail<Any>()

    assertThat(other.port).isNotEqualTo(server.port)
    other.shutdown()
  }

  @Test
  fun shutdownWhileBlockedDispatching() {
    // Enqueue a request that'll cause MockWebServer to hang on QueueDispatcher.dispatch().
    val connection = server.url("/").toUrl().openConnection() as HttpURLConnection
    connection.readTimeout = 500
    try {
      connection.responseCode
      fail<Unit>()

   * {@link MoreExecutors#directExecutor}. Normally, when the first future completes, all the other
   * tasks would be called recursively. Here, we detect that the delegate executor is executing
   * inline, and maintain a queue to dispatch tasks iteratively. There is one instance of this class
   * per call to submit() or submitAsync(), and each instance supports only one call to execute().
   *

   * byte of a frame but no more frames.
   */
  @Test
  fun readTimeoutAppliesWithinFrames() {
    webServer.dispatcher =
      object : Dispatcher() {
        override fun dispatch(request: RecordedRequest): MockResponse {
          return upgradeResponse(request)
            .body(Buffer().write("81".decodeHex())) // Truncated frame.
            .removeHeader("Content-Length")

        * [Using FastAPI with Django](https://www.stavros.io/posts/fastapi-with-django/)  by [Stavros Korokithakis](https://twitter.com/Stavros).
        * [Introducing Dispatch](https://netflixtechblog.com/introducing-dispatch-da4b8a2a8072) by [Netflix](https://netflixtechblog.com/).
    * **Podcasts**: