},
          executor);
    }
  }

  /**
   * Returns a {@code ListenableFuture} whose result is set from the supplied future when it
   * completes. Cancelling the supplied future will also cancel the returned future, but cancelling
   * the returned future will have no effect on the supplied future.
   *
   * @since 15.0
   */

    }
  }

  private void processAllMustSucceedDoneFuture(
      int index, ListenableFuture<? extends InputT> future) {
    try {
      if (future.isCancelled()) {
        // Clear futures prior to cancelling children. This sets our own state but lets
        // the input futures keep running, as some of them may be used elsewhere.
        futures = null;
        cancel(false);
      } else {

          },
          executor);
    }
  }

  /**
   * Returns a {@code ListenableFuture} whose result is set from the supplied future when it
   * completes. Cancelling the supplied future will also cancel the returned future, but cancelling
   * the returned future will have no effect on the supplied future.
   *
   * @since 15.0
   */