step2Waiter.awaitStarted();

    // Everything should still be open.
    assertStillOpen(closeable1, closeable2, closeable3, closeable4);

    // Cancel step 3, resume step 2, and pause in step 4.
    assertWithMessage("step3.cancel()").that(step3.cancel(false)).isTrue();
    step2Waiter.awaitReturned();
    step4Waiter.awaitStarted();

    // Step 1 is not cancelled because it was done.

    assertThat(dispatcher.runningCalls())
      .containsExactlyInAnyOrder(a1, a2)
    assertThat(dispatcher.queuedCalls()).isEmpty()

    // Cancel some calls. That doesn't impact running or queued.
    a2.cancel()
    a3.cancel()
    assertThat(dispatcher.runningCalls())
      .containsExactlyInAnyOrder(a1, a2)
    assertThat(dispatcher.queuedCalls()).isEmpty()

    // Let the calls finish.

        if (shutdownInProgress) {
            return;
        }

        shutdownInProgress = true;
        log.info("Shutting down ResourceManager");

        // Cancel cleanup task
        if (cleanupTask != null) {
            cleanupTask.cancel(false);
        }

        // Force cleanup of all resources
        int cleaned = forceCleanup();

        // Shutdown executor
        cleanupExecutor.shutdown();

    }

    /**
     * Cancel notification for a handle
     *
     * @param handle notification handle
     */
    private void cancelNotification(ChangeNotificationHandle handle) {
        CompletableFuture<Void> future = handle.getNotificationFuture();
        if (future != null && !future.isDone()) {
            future.cancel(true);
        }
    }

        auto_error: Annotated[
            bool,
            Doc(
                """
                By default, if the HTTP Basic authentication is not provided (a
                header), `HTTPBasic` will automatically cancel the request and send the
                client an error.

                If `auto_error` is set to `False`, when the HTTP Basic authentication

on:
  pull_request:
    branches:
      - master

# This ensures that previous jobs for the PR are canceled when the PR is
# updated.
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  build:
    name: Go ${{ matrix.go-version }} on ${{ matrix.os }} - healing
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:

on:
  pull_request:
    branches:
      - master

# This ensures that previous jobs for the PR are canceled when the PR is
# updated.
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  build:
    name: Go ${{ matrix.go-version }} on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:

  protected ForwardingFuture() {}

  @Override
  protected abstract Future<? extends V> delegate();

  @Override
  @CanIgnoreReturnValue
  public boolean cancel(boolean mayInterruptIfRunning) {
    return delegate().cancel(mayInterruptIfRunning);
  }

  @Override
  public boolean isCancelled() {
    return delegate().isCancelled();
  }

  @Override
  public boolean isDone() {

        // for technical reasons we cannot throw here, even if delegate does cancel transfer
        listener.transferInitiated(event(session, resource, TransferEvent.EventType.INITIATED));

        Thread.sleep(500); // to make sure queue is processed, cancellation applied

        // subsequent call will cancel
        assertThrows(
                TransferCancelledException.class,

            this.taskQueue.shutdown()
          } else {
            // When we request a graceful close also schedule a cancel of the web socket.
            val cancelAfterCloseMillis = messageOrClose.cancelAfterCloseMillis
            taskQueue.execute("$name cancel", MILLISECONDS.toNanos(cancelAfterCloseMillis)) {
              cancel()
            }
          }
        } else if (messageOrClose == null) {