final TestCloseable closeable2 = new TestCloseable("closeable2");
  final TestCloseable closeable3 = new TestCloseable("closeable3");
  final TestCloseable closeable4 = new TestCloseable("closeable4");

  final Waiter waiter = new Waiter();
  final CountDownLatch futureCancelled = new CountDownLatch(1);
  final Exception exception = new Exception();
  final Closeable mockCloseable = mock(Closeable.class);

  @Override

      throws ExecutionException, TimeoutException {
    ExecutorService executor = newSingleThreadExecutor();
    Future<V> waiter = executor.submit(() -> input.get());

    try {
      return getUninterruptibly(waiter, timeout, unit);
    } catch (ExecutionException e) {
      propagateIfInstanceOf(e.getCause(), ExecutionException.class);

      throws ExecutionException, TimeoutException {
    ExecutorService executor = newSingleThreadExecutor();
    Future<V> waiter = executor.submit(() -> input.get());

    try {
      return getUninterruptibly(waiter, timeout, unit);
    } catch (ExecutionException e) {
      propagateIfInstanceOf(e.getCause(), ExecutionException.class);

    service.startAsync().awaitRunning();
    for (int i = 1; i < 10; i++) {
      service.runFirstBarrier.await();
      assertEquals(i, service.numberOfTimesRunCalled.get());
      service.runSecondBarrier.await();
    }
    service.runFirstBarrier.await();
    service.stopAsync();
    service.runSecondBarrier.await();
    service.stopAsync().awaitTerminated();
  }

    service.startAsync().awaitRunning();
    for (int i = 1; i < 10; i++) {
      service.runFirstBarrier.await();
      assertEquals(i, service.numberOfTimesRunCalled.get());
      service.runSecondBarrier.await();
    }
    service.runFirstBarrier.await();
    service.stopAsync();
    service.runSecondBarrier.await();
    service.stopAsync().awaitTerminated();
  }

@app.websocket("/function-scope")
async def function_scope(websocket: WebSocket, session: SessionFuncDep) -> Any:
    await websocket.accept()
    await websocket.send_json({"is_open": session.open})


@app.websocket("/request-scope")
async def request_scope(websocket: WebSocket, session: SessionRequestDep) -> Any:
    await websocket.accept()
    await websocket.send_json({"is_open": session.open})


@app.websocket("/two-scopes")

        assertNotNull(r1, "First adapted resource must not be null");
        // For workgroup/server entries, names end with '/'
        assertTrue(r1.getName().endsWith("/"), "Name should end with '/'");

        assertTrue(itr.hasNext(), "Should have second element ready");
        SmbResource r2 = itr.next();
        assertNotNull(r2, "Second adapted resource must not be null");

              }
            });
    thread.start();
    enterLatch.await();
    assertFalse(task.isDone());
    task.cancel(true);
    assertTrue(task.isDone());
    assertTrue(task.isCancelled());
    assertTrue(task.wasInterrupted());
    assertThrows(CancellationException.class, () -> task.get());
    exitLatch.await();
    assertTrue(interruptedExceptionThrown.get());
  }

  @J2ktIncompatible

    assertTrue(listenerLatch.await(5, SECONDS));
    assertTrue(task.isDone());
    assertFalse(task.isCancelled());
  }

  public void testListenerCalledOnException() throws Exception {
    throwException = true;

    // Start up the task and unblock the latch to finish the task.
    exec.execute(task);
    runLatch.await();
    taskLatch.countDown();

# Eşzamanlılık ve async / await { #concurrency-and-async-await }

*path operasyon fonksiyonları* için `async def` sözdizimi hakkında detaylar ve asenkron kod, eşzamanlılık (concurrency) ve paralellik üzerine arka plan bilgisi.

## Aceleniz mi var? { #in-a-hurry }

<abbr title="too long; didn't read - çok uzun; okumadım"><strong>TL;DR:</strong></abbr>

Eğer `await` ile çağırmanız gerektiğini söyleyen üçüncü taraf kütüphaneler kullanıyorsanız, örneğin: