assertThrows(IllegalStateException.class, future::exceptionNow);
  }

  private static void assertSuccessful(
      AbstractFuture<@Nullable Integer> future, @Nullable Integer expectedResult)
      throws InterruptedException, TimeoutException, ExecutionException {
    assertDone(future);
    assertThat(future.isCancelled()).isFalse();

    assertThat(getDone(future)).isEqualTo(expectedResult);

  public void testSuccess() throws ExecutionException, InterruptedException {
    Object value = new Object();
    assertThat(
            new AbstractFuture<Object>() {
              {
                set(value);
              }
            }.get())
        .isEqualTo(value);
  }

  public void testException() throws InterruptedException {
    Throwable failure = new Throwable();

                    log.info("RDMA connection recovery successful after {} attempts", retryCount);
                    return true;
                }

            } catch (InterruptedException e) {
                log.debug("RDMA recovery interrupted");
                Thread.currentThread().interrupt();
                break;
            } catch (Exception recoveryError) {

    return method.getReturnType() == boolean.class;
  }

  /** Determines whether the given method can throw InterruptedException. */
  private static boolean isInterruptible(Method method) {
    return Arrays.asList(method.getExceptionTypes()).contains(InterruptedException.class);
  }

  /** Sorts the given methods primarily by name and secondarily by number of parameters. */

            while (crawler.crawlerContext.getStatus() != CrawlerStatus.RUNNING && System.currentTimeMillis() - startTime < 5000) {
                try {
                    Thread.sleep(50);
                } catch (InterruptedException e) {
                    Thread.currentThread().interrupt();
                    break;
                }
            }
            assertEquals(CrawlerStatus.RUNNING, crawler.crawlerContext.getStatus());

    @CanIgnoreReturnValue
    @Override
    @ParametricNullness
    public final V get() throws InterruptedException, ExecutionException {
      return super.get();
    }

    @CanIgnoreReturnValue
    @Override
    @ParametricNullness
    public final V get(long timeout, TimeUnit unit)
        throws InterruptedException, ExecutionException, TimeoutException {
      return super.get(timeout, unit);
    }

    checkNotNull(unit);
    Thread interruptee = Thread.currentThread();
    new Thread(
            () -> {
              try {
                unit.sleep(time);
              } catch (InterruptedException wontHappen) {
                throw new AssertionError(wontHappen);
              }
              interruptee.interrupt();
            })
        .start();
  }

      aboutToAcquire(this);
      try {
        super.lock();
      } finally {
        lockStateChanged(this);
      }
    }

    @Override
    public void lockInterruptibly() throws InterruptedException {
      aboutToAcquire(this);
      try {
        super.lockInterruptibly();
      } finally {
        lockStateChanged(this);
      }
    }

    @Override
    public boolean tryLock() {

      assertFalse("expectCall is already true", expectCall);
      expectCall = true;
    }

    boolean wasCalled() {
      return calledCountDown.getCount() == 0;
    }

    void waitForCall() throws InterruptedException {
      assertTrue("expectCall is false", expectCall);
      calledCountDown.await();
    }
  }

  public void testListenInPoolThreadIgnoresExecutorWhenDelegateIsDone() throws Exception {

      GetCheckedTypeValidator validator, Future<V> future, Class<X> exceptionClass) throws X {
    validator.validateClass(exceptionClass);
    try {
      return future.get();
    } catch (InterruptedException e) {
      currentThread().interrupt();
      throw newWithCause(exceptionClass, e);
    } catch (ExecutionException e) {
      wrapAndThrowExceptionOrError(e.getCause(), exceptionClass);