*
     * - If the stack overflowed after set()/setValue() stored its result, then a call to
     * setException() will be a no-op because the Future is already done.
     *
     * Both scenarios are bad: The output Future might never complete, or, if it does complete, it
     * might not run some of its listeners. The likely result is that the app will hang. (And of

        while (true) {
          val socket = serverSocket!!.accept()
          connectionCount.incrementAndGet()
          service(socket)
        }
      } catch (e: SocketException) {
        logger.info("$threadName done accepting connections: ${e.message}")
      } catch (e: IOException) {
        logger.log(Level.WARNING, "$threadName failed unexpectedly", e)
      } finally {
        for (socket in openSockets) {

     *
     * - If the stack overflowed after set()/setValue() stored its result, then a call to
     * setException() will be a no-op because the Future is already done.
     *
     * Both scenarios are bad: The output Future might never complete, or, if it does complete, it
     * might not run some of its listeners. The likely result is that the app will hang. (And of

	TypeXHeader = 'x'

	// Type 'g' is used by the PAX format to store key-value records that
	// are relevant to all subsequent files.
	// This package only supports parsing and composing such headers,
	// but does not currently support persisting the global state across files.
	TypeXGlobalHeader = 'g'

	// Type 'S' indicates a sparse file in the GNU format.
	TypeGNUSparse = 'S'

					return
				}
			case <-ctx.Done():
				c.connChange.L.Unlock()
				return
			}
		}
	}()

	for {
		select {
		case <-ctx.Done():
			return context.Cause(ctx)
		case newState := <-changed:
			if newState == StateConnected {
				return nil
			}
		}
	}
}

/*
var ErrDone = errors.New("done for now")

    private final T value;
    private boolean done;

    SingletonIterator(T value) {
      this.value = value;
    }

    @Override
    public boolean hasNext() {
      return !done;
    }

    @Override
    @ParametricNullness
    public T next() {
      if (done) {
        throw new NoSuchElementException();
      }
      done = true;
      return value;
    }
  }

			h.currentStatus.FailureDetail = err.Error()
		}
		h.mutex.Unlock()
	case <-h.ctx.Done():
		h.mutex.Lock()
		h.endTime = UTCNow()
		h.currentStatus.Summary = healFinishedStatus
		h.mutex.Unlock()

		// drain traverse channel so the traversal
		// go-routine does not leak.
		go func() {
			// Eventually the traversal go-routine closes
			// the channel and returns, so this go-routine

	// set this to '1'.
	batchSize   int
	payloadType string

	// store to persist and replay the logs to the target
	// to avoid missing events when the target is down.
	store          store.Store[any]
	storeCtxCancel context.CancelFunc

	initQueueOnce once.Init

	config      Config
	client      *http.Client
	httpTimeout time.Duration
}

        return escapeSlow(s, i);
      }
    }
    return s;
  }

  /**
   * Escapes a single character using the replacement array and safe range values. If the given
   * character does not have an explicit replacement and lies outside the safe range then {@link
   * #escapeUnsafe} is called.
   *
   * @return the replacement characters, or {@code null} if no escaping was required
   */
  @Override

  /** True if the [activeTask] should be canceled when it completes. */
  internal var cancelActiveTask = false

  /**
   * Returns a snapshot of tasks currently scheduled for execution. Does not include the
   * currently-executing task unless it is also scheduled for future execution.
   */
  val scheduledTasks: List<Task>
    get() = taskRunner.withLock { futureTasks.toList() }

  /**