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