*     directly, or use a combination of {@link #throwIfUnchecked} and {@code throw new
   *     RuntimeException(e)}. But consider whether users would be better off if your API threw a
   *     different type of exception. For background on the deprecation, read <a
   *     href="https://goo.gl/Ivn2kc">Why we deprecated {@code Throwables.propagate}</a>.
   */
  @CanIgnoreReturnValue

        return filtered || (state == ExecutionState.EXECUTED && !isFailed());
    }

    /**
     * Whether this node failed with a verification failure.
     *
     * @return true if failed and threw {@link VerificationException}, false otherwise
     */
    public boolean isVerificationFailure() {
        return getNodeFailure() != null && getNodeFailure().getCause() instanceof VerificationException;
    }

  private enum Outcome {

    /** The method returned normally and is either void or returned true. */
    SUCCESS,

    /** The method returned false. */
    FAILURE,

    /** The method threw an InterruptedException. */
    INTERRUPT,

    /** The method did not return or throw anything. */
    HANG;

    @Override
    public String toString() {

   * @throws IllegalAccessException if the class isn't public or is nested inside a non-public
   *     class, preventing its methods from being accessible.
   * @throws InvocationTargetException if a static method threw exception.
   */
  private <T> @Nullable T instantiate(Invokable<?, ? extends T> factory)
      throws ParameterNotInstantiableException, InvocationTargetException, IllegalAccessException {

   * @throws IllegalAccessException if the class isn't public or is nested inside a non-public
   *     class, preventing its methods from being accessible.
   * @throws InvocationTargetException if a static method threw exception.
   */
  private <T> @Nullable T instantiate(Invokable<?, ? extends T> factory)
      throws ParameterNotInstantiableException, InvocationTargetException, IllegalAccessException {

	// TC malloc.
	`tcmalloc::.*`,
	`tc_calloc`,
	`tc_cfree`,
	`tc_malloc`,
	`tc_free`,
	`tc_memalign`,
	`tc_posix_memalign`,
	`tc_pvalloc`,
	`tc_valloc`,
	`tc_realloc`,
	`tc_new`,
	`tc_delete`,
	`tc_newarray`,
	`tc_deletearray`,
	`tc_new_nothrow`,
	`tc_newarray_nothrow`,

	// Memory-allocation routines on OS X.
	`malloc_zone_malloc`,
	`malloc_zone_calloc`,

	//  - rest-handler: the "executing" handler returns after the rest layer times out the request.
	// status: whether the handler panicked or threw an error, possible values:
	//  - 'panic': the handler panicked
	//  - 'error': the handler return an error
	//  - 'ok': the handler returned a result (no error and no panic)

      return new Failure(exception.getCause());
    } catch (CancellationException cancellation) {
      if (!wasCancelled) {
        return new Failure(
            new IllegalArgumentException(
                "get() threw CancellationException, despite reporting isCancelled() == false: "
                    + future,
                cancellation));
      }
      return new Cancellation(false, cancellation);

      return new Failure(exception.getCause());
    } catch (CancellationException cancellation) {
      if (!wasCancelled) {
        return new Failure(
            new IllegalArgumentException(
                "get() threw CancellationException, despite reporting isCancelled() == false: "
                    + future,
                cancellation));
      }
      return new Cancellation(false, cancellation);

     * returns immediately.
     *
     * @throws CancellationException if the computation was cancelled
     * @throws ExecutionException if the computation threw an exception
     */
    @ParametricNullness
    public V get() throws ExecutionException {
      return getDone(closingFuture.future);
    }

    /**