code: public void submitCallable(Callable<Void> callable, String name) {
      this.futures.add(new NamedFuture(this.executor.submit(callable), name));
    }
docs: Submit a callable to the thread pool
  
  <p>
  This method submits a task and returns immediately
  </p>
  
  @param callable the callable to submit
  @param name for the future