BeanUtil.copyBeanToBean(crawlingInfoList, crawlingInfoPager, option -> option.include(Constants.PAGER_CONVERSION_RULE));
        crawlingInfoPager.setPageNumberList(
                crawlingInfoList.pageRange(op -> op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger())).createPageNumberList());

        return crawlingInfoList;
    }

    /**

            });
        }

        // update pager
        BeanUtil.copyBeanToBean(list, pager, option -> option.include(Constants.PAGER_CONVERSION_RULE));
        pager.setPageNumberList(list.pageRange(op -> {
            op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger());
        }).createPageNumberList());

        return list;
    }

    /**

	c.Assert(err, nil)
	c.Assert(response.StatusCode, http.StatusOK)

	// test Cases containing data to make partial range requests.
	// also has expected response data.
	testCases := []struct {
		byteRange      string
		expectedString string
	}{
		// request for byte range 10-11.
		// expecting the result to contain only putContent[10:12] bytes.
		{"10-11", putContent[10:12]},