* before, during, or after runInterruptibly() (unless it produced an InterruptedException
     * caught above) can linger and affect listeners.
     */
  }

  /**
   * Called before runInterruptibly - if true, runInterruptibly and afterRanInterruptibly will not
   * be called.
   */
  abstract boolean isDone();

  /**

    SettableFuture<String> taskResult = SettableFuture.create();
    InterruptibleTask<String> task =
        new InterruptibleTask<String>() {
          @Override
          String runInterruptibly() throws Exception {
            BrokenChannel bc = new BrokenChannel();
            bc.doBegin();
            isInterruptibleRegistered.countDown();

    return FuturesGetChecked.getChecked(future, exceptionClass, timeout, unit);
  }

  /**
   * Returns the result of calling {@link Future#get()} uninterruptibly on a task known not to throw
   * a checked exception. This makes {@code Future} more suitable for lightweight, fast-running
   * tasks that, barring bugs in the code, will not fail. This gives it exception-handling behavior

              loadingValueReference.setException(t);
            }
          },
          directExecutor());
      return loadingFuture;
    }

    /** Waits uninterruptibly for {@code newValue} to be loaded, and then records loading stats. */
    @CanIgnoreReturnValue
    V getAndRecordStats(
        K key,
        int hash,