/**
   * Any interruption that happens as a result of calling interruptTask will arrive before this
   * method is called. Complete Futures here.
   */
  abstract void afterRanInterruptiblySuccess(@ParametricNullness T result);

  /**
   * Any interruption that happens as a result of calling interruptTask will arrive before this
   * method is called. Complete Futures here.
   */

  abstract T runInterruptibly() throws Exception;

  abstract void afterRanInterruptiblySuccess(T result);

  abstract void afterRanInterruptiblyFailure(Throwable error);

  final void interruptTask() {}

  abstract String toPendingString();

  }

  @Override
  protected void afterDone() {
    super.afterDone();

    if (wasInterrupted()) {
      InterruptibleTask<?> localTask = task;
      if (localTask != null) {
        localTask.interruptTask();
      }
    }

    this.task = null;
  }

  @Override
  protected @Nullable String pendingToString() {
    InterruptibleTask<?> localTask = task;
    if (localTask != null) {

    public boolean cancel(boolean mayInterruptIfRunning) {
      if (!sync.cancel(mayInterruptIfRunning)) {
        return false;
      }
      executionList.execute();
      if (mayInterruptIfRunning) {
        interruptTask();
      }
      return true;
    }

    /**
     * Subclasses can override this method to implement interruption of the future's computation.

    }
  }

  private static final class InterruptibleFuture extends AbstractFuture<String> {
    boolean interruptTaskWasCalled;

    @Override
    protected void interruptTask() {
      assertFalse(interruptTaskWasCalled);
      interruptTaskWasCalled = true;
    }
  }

  private static boolean isWindows() {
    return OS_NAME.value().startsWith("Windows");
  }

    }
  }

  private static final class InterruptibleFuture extends AbstractFuture<String> {
    boolean interruptTaskWasCalled;

    @Override
    protected void interruptTask() {
      assertFalse(interruptTaskWasCalled);
      interruptTaskWasCalled = true;
    }
  }

  private static boolean isWindows() {
    return OS_NAME.value().startsWith("Windows");
  }