* computation is {@linkplain java.util.concurrent.Future#isDone() complete} or, if the
   * computation is already complete, immediately.
   *
   * <p>The callback is run on {@code executor}. There is no guaranteed ordering of execution of
   * callbacks, but any callback added through this method is guaranteed to be called once the
   * computation is complete.
   *
   * <p>Example:
   *
   * {@snippet :

    // But they disappear when the edit completes.
    sink0.close()
    editor.commit()
    assertThat(readFileOrNull(getCleanFile("k1", 0))).isNull()
    assertThat(readFileOrNull(getDirtyFile("k1", 0))).isNull()
  }

  @Test
  fun `close with completed zombie write`() {
    val afterRemoveCleanFileContents = if (windows) "a" else null

   */
  private val tcpConnectsInFlight = CopyOnWriteArrayList<Plan>()

  /**
   * Results are posted here as they occur. The find job is done when either one plan completes
   * successfully or all plans fail.
   */
  private val connectResults = taskRunner.backend.decorate(LinkedBlockingDeque<ConnectResult>())

  override fun find(): RealConnection {

                        try {
                            startLatch.countDown();
                            holdLatch.await();
                            return "completed";
                        } catch (InterruptedException e) {
                            throw new RuntimeException(e);
                        }
                    });
                } catch (Exception e) {

  }

  public void testListeningDecorator_scheduleSuccess() throws Exception {
    CountDownLatch completed = new CountDownLatch(1);
    ScheduledThreadPoolExecutor delegate =
        new ScheduledThreadPoolExecutor(1) {
          @Override
          protected void afterExecute(Runnable r, Throwable t) {
            completed.countDown();
          }
        };

		initialized:      make(chan struct{}),
	}
	// When the schema initialization is completed, the channel will be closed
	defer close(schema.initialized)

	// Load exist schema cache, return if exists
	if v, ok := cacheStore.Load(schemaCacheKey); ok {
		s := v.(*Schema)
		// Wait for the initialization of other goroutines to complete
		<-s.initialized
		return s, s.err
	}

            urlQueueService.delete(sessionId);
            dataService.delete(sessionId);
            urlFilter.clear();
            if (logger.isInfoEnabled()) {
                logger.info("Completed crawler cleanup: sessionId={}", sessionId);
            }
        } catch (final Exception e) {
            logger.warn("Failed to cleanup crawler data: sessionId={}", sessionId, e);
        }
    }

    /**

     *
     * @param shareName the share name to monitor
     * @param serverAddress the server address
     * @param listener the notification listener
     * @return a future that completes with the registration
     */
    public CompletableFuture<WitnessRegistration> registerForNotifications(String shareName, InetAddress serverAddress,
            WitnessNotificationListener listener) {

        statusMap.put(CrawlerStatus.DONE, "Completed");

        // Verify entries
        assertEquals(3, statusMap.size());
        assertEquals("Starting up", statusMap.get(CrawlerStatus.INITIALIZING));
        assertEquals("In progress", statusMap.get(CrawlerStatus.RUNNING));
        assertEquals("Completed", statusMap.get(CrawlerStatus.DONE));

              }
            }
          });
      executor.execute(
          new Runnable() {
            @Override
            public void run() {
              future.cancel(true);
              if (!future.isDone()) {
                errorMessage.set("Cancel call exited before future was complete.");
              }
            }
          });