throw new RuntimeException(e);
            }
          }
        };
    TestCustomScheduler scheduler = new TestCustomScheduler();
    Cancellable future = scheduler.schedule(null, Executors.newScheduledThreadPool(10), task);
    firstBarrier.await();
    assertEquals(1, scheduler.scheduleCounter.get());
    secondBarrier.await();
    firstBarrier.await();
    assertEquals(2, scheduler.scheduleCounter.get());

              throw new RuntimeException(e);
            }
          }
        };
    TestCustomScheduler scheduler = new TestCustomScheduler();
    Cancellable future = scheduler.schedule(null, Executors.newScheduledThreadPool(10), task);
    firstBarrier.await();
    assertEquals(1, scheduler.scheduleCounter.get());
    secondBarrier.await();
    firstBarrier.await();
    assertEquals(2, scheduler.scheduleCounter.get());

   * the application is complete. It does so by using daemon threads and adding a shutdown hook to
   * wait for their completion.
   *
   * <p>This is mainly for fixed thread pools. See {@link Executors#newScheduledThreadPool(int)}.
   *
   * @param executor the executor to modify to make sure it exits when the application is finished
   * @param terminationTimeout how long to wait for the executor to finish before terminating the

=== ":material-language-kotlin: Kotlin"
    ```kotlin
      private val executor = Executors.newScheduledThreadPool(1)
      private val client = OkHttpClient()

      fun run() {
        val request = Request.Builder()
            .url("http://httpbin.org/delay/2") // This URL is served with a 2 second delay.

  private var client =
    clientTestRule.newClientBuilder()
      .eventListenerFactory(clientTestRule.wrap(listener))
      .build()
  private val executorService = Executors.newScheduledThreadPool(1)

  @BeforeEach
  fun setUp(server: MockWebServer) {
    this.server = server
    platform.assumeNotOpenJSSE()
    platform.assumeHttp2Support()
  }

  @AfterEach
  fun tearDown() {

   * the application is complete. It does so by using daemon threads and adding a shutdown hook to
   * wait for their completion.
   *
   * <p>This is mainly for fixed thread pools. See {@link Executors#newScheduledThreadPool(int)}.
   *
   * @param executor the executor to modify to make sure it exits when the application is finished
   * @param terminationTimeout how long to wait for the executor to finish before terminating the

    }

    static TestCondition createAndSignalAfter(long delay, TimeUnit unit) {
      final TestCondition testCondition = create();

      ScheduledExecutorService scheduledPool = Executors.newScheduledThreadPool(1);
      // If signal() fails somehow, we should see a failed test, even without looking at the Future.
      Future<?> unused =
          scheduledPool.schedule(
              new Runnable() {

    }

    static TestCondition createAndSignalAfter(long delay, TimeUnit unit) {
      final TestCondition testCondition = create();

      ScheduledExecutorService scheduledPool = Executors.newScheduledThreadPool(1);
      // If signal() fails somehow, we should see a failed test, even without looking at the Future.
      Future<?> unused =
          scheduledPool.schedule(
              new Runnable() {