/**
   * 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();

      future.releaseWaiters();
      /*
       * We call interruptTask() immediately before afterDone() so that migrating between the two
       * can be a no-op.
       */
      if (callInterruptTask) {
        future.interruptTask();
        /*
         * Interruption doesn't propagate through a DelegatingToFuture chain (see getFutureValue),
         * so don't invoke interruptTask on any subsequent futures.
         */

    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.

     */
    if (reason == OUTPUT_FUTURE_DONE) {
      this.task = null;
    }
  }

  @Override
  protected void interruptTask() {
    @RetainedLocalRef CombinedFutureInterruptibleTask<?> localTask = task;
    if (localTask != null) {
      localTask.interruptTask();
    }
  }

  @WeakOuter
  private abstract class CombinedFutureInterruptibleTask<T extends @Nullable Object>

    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.

          }
        };
    Thread runner = new Thread(task);
    runner.start();
    isInterruptibleRegistered.await();
    RuntimeException expected = assertThrows(RuntimeException.class, task::interruptTask);
    assertThat(expected)
        .hasMessageThat()
        .isEqualTo("I bet you didn't think Thread.interrupt could throw");
    /*

          }
        };
    Thread runner = new Thread(task);
    runner.start();
    isInterruptibleRegistered.await();
    RuntimeException expected = assertThrows(RuntimeException.class, task::interruptTask);
    assertThat(expected)
        .hasMessageThat()
        .isEqualTo("I bet you didn't think Thread.interrupt could throw");
    /*

    }
  }

  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");
  }