numObInputDoc.set(response.getNumberOfInputDocs());
            latch.countDown();
        }).error(t -> {
            t.printStackTrace();
            latch.countDown();
            fail();
        });
        latch.await();
        assertEquals(num, numObInputDoc.get());

        List<WitnessNotification> batch = new ArrayList<>();
        
        synchronized (pendingNotifications) {
            while (!pendingNotifications.isEmpty() && batch.size() < batchSize) {
                batch.add(pendingNotifications.poll());
            }
        }
        
        if (!batch.isEmpty()) {
            processNotificationBatch(batch);
        }
    }
    

    final int index;
    final CountDownLatch latch = new CountDownLatch(1);

    SnappyShutdownService(int index) {
      this.index = index;
    }

    @Override
    protected void run() throws Exception {
      latch.await();
    }

    @Override
    protected void triggerShutdown() {
      latch.countDown();
    }

    @Override

  @Test
  fun cancelImmediatelyAfterEnqueue() {
    server.enqueue(MockResponse())
    val latch = CountDownLatch(1)
    client =
      client
        .newBuilder()
        .addNetworkInterceptor(
          Interceptor { chain: Interceptor.Chain ->
            try {
              latch.await()
            } catch (e: InterruptedException) {
              throw AssertionError(e)
            }

    private final CountDownLatch latch = new CountDownLatch(1);
    private final String name;

    TestCloseable(String name) {
      this.name = name;
    }

    @Override
    public void close() throws IOException {
      latch.countDown();
    }

    boolean awaitClosed() {
      return awaitUninterruptibly(latch, 10, SECONDS);
    }

    boolean stillOpen() {

                        results[threadId] = data;
                    } finally {
                        latch.countDown();
                    }
                });
            }

            assertTrue(latch.await(5, TimeUnit.SECONDS), "All threads should complete");
            executor.shutdown();

        indexUpdater.setSessionIdList(sessionIdList);

        final CountDownLatch latch = new CountDownLatch(1);
        final AtomicBoolean errorOccurred = new AtomicBoolean(false);

        indexUpdater.setUncaughtExceptionHandler((t, e) -> {
            errorOccurred.set(true);
            latch.countDown();
        });

        // Set up test data service to return empty results

   */
  private fun awaitWatchdogIdle() {
    val latch = CountDownLatch(1)
    val watchdogJob: AsyncTimeout =
      object : AsyncTimeout() {
        override fun timedOut() {
          latch.countDown()
        }
      }
    watchdogJob.deadlineNanoTime(System.nanoTime()) // Due immediately!
    watchdogJob.enter()
    latch.await()
  }

  private fun connectWithSettings(

        if (!closed) {
          put(closeable, executor);
          return;
        }
      }
      closeQuietly(closeable, executor);
    }

    /**
     * Returns a latch that reaches zero when this objects' deferred closeables have been closed.
     */
    CountDownLatch whenClosedCountDown() {
      if (closed) {
        return new CountDownLatch(0);
      }

			// standard metadata headers
			// specified in the filter
			var match bool
			for k, v := range obj.UserDefined {
				if !stringsHasPrefixFold(k, "x-amz-meta-") && !isStandardHeader(k) {
					continue
				}
				// We only need to match x-amz-meta or standardHeaders
				if kv.Match(BatchJobKV{Key: k, Value: v}) {
					match = true
				}
			}
			if !match {
				return false