code: @Override
      public java.util.concurrent.Future<ListTagsForResourceResult> listTagsForResourceAsync(
              com.amazonaws.handlers.AsyncHandler<ListTagsForResourceRequest, ListTagsForResourceResult> asyncHandler) {
  
          return listTagsForResourceAsync(new ListTagsForResourceRequest(), asyncHandler);
      }
docs: Simplified method form for invoking the ListTagsForResource operation with an AsyncHandler.
  
  @see #listTagsForResourceAsync(ListTagsForResourceRequest, com.amazonaws.handlers.AsyncHandler)