[CancelCallJava]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/CancelCall.java
 [CancelCallKotlin]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/kt/CancelCall.kt
 [ConfigureTimeoutsJava]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/ConfigureTimeouts.java

    return if (connection.noNewExchanges || maxIdleConnections == 0) {
      connection.noNewExchanges = true
      connections.remove(connection)
      if (connections.isEmpty()) cleanupQueue.cancelAll()
      scheduleOpener(connection.route.address)
      true
    } else {
      scheduleCloser()
      false
    }
  }

  fun evictAll() {
    val i = connections.iterator()

          try {
            backend.coordinatorWait(this@TaskRunner, minDelayNanos)
          } catch (_: InterruptedException) {
            // Will cause all tasks to exit unless more are scheduled!
            cancelAll()
          } finally {
            coordinatorWaiting = false
          }
        }
      }
    }
  }

  /** Start another thread, unless a new thread is already scheduled to start. */

      val waitTime = (entryTime + 1_000_000_000L - System.nanoTime())
      if (!queue.idleLatch().await(waitTime, TimeUnit.NANOSECONDS)) {
        TaskRunner.INSTANCE.withLock {
          TaskRunner.INSTANCE.cancelAll()
        }
        fail<Unit>("Queue still active after 1000 ms")
      }
    }
  }

  override fun beforeEach(context: ExtensionContext) {
    testName = context.displayName

    beforeEach()

   * will not be made until any currently-executing task has completed. Tasks that return true will
   * be removed from the execution schedule.
   */
  fun cancelAll() {
    taskRunner.assertLockNotHeld()

    taskRunner.withLock {
      if (cancelAllAndDecide()) {
        taskRunner.kickCoordinator(this)
      }
    }
  }

  fun shutdown() {

  }

  /**
   * Cancel all calls currently enqueued or executing. Includes calls executed both
   * [synchronously][Call.execute] and [asynchronously][Call.enqueue].
   */
  @Synchronized
  fun cancelAll() {
    for (call in readyAsyncCalls) {
      call.call.cancel()
    }
    for (call in runningAsyncCalls) {
      call.call.cancel()
    }
    for (call in runningSyncCalls) {
      call.cancel()

    val runningCalls: List<Call> = dispatcher.runningCalls()
    val queuedCallsCount: Int = dispatcher.queuedCallsCount()
    val runningCallsCount: Int = dispatcher.runningCallsCount()
    dispatcher.cancelAll()
  }

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

public final class okhttp3/Dispatcher {
	public final fun -deprecated_executorService ()Ljava/util/concurrent/ExecutorService;
	public fun <init> ()V
	public fun <init> (Ljava/util/concurrent/ExecutorService;)V
	public final fun cancelAll ()V
	public final fun executorService ()Ljava/util/concurrent/ExecutorService;
	public final fun getIdleCallback ()Ljava/lang/Runnable;
	public final fun getMaxRequests ()I
	public final fun getMaxRequestsPerHost ()I

      .await(server.url("/a"))
      .assertFailure("canceled", "Canceled", "Socket closed", "Socket is closed")
  }

  @Test
  fun cancelAll() {
    val call = client.newCall(Request(server.url("/")))
    call.enqueue(callback)
    client.dispatcher.cancelAll()
    callback
      .await(server.url("/"))
      .assertFailure("canceled", "Canceled", "Socket closed", "Socket is closed")
  }

  @Test

public final class okhttp3/Dispatcher {
	public final fun -deprecated_executorService ()Ljava/util/concurrent/ExecutorService;
	public fun <init> ()V
	public fun <init> (Ljava/util/concurrent/ExecutorService;)V
	public final fun cancelAll ()V
	public final fun executorService ()Ljava/util/concurrent/ExecutorService;
	public final fun getIdleCallback ()Ljava/lang/Runnable;
	public final fun getMaxRequests ()I
	public final fun getMaxRequestsPerHost ()I