return SearchLogPager.DEFAULT_PAGE_SIZE;
        }
        try {
            final int value = Integer.parseInt(size);
            if (value <= 0 || value > ComponentUtil.getFessConfig().getPageSearchlogMaxFetchSizeAsInteger()) {
                return SearchLogPager.DEFAULT_PAGE_SIZE;
            }
            return value;
        } catch (final NumberFormatException e) {
            // ignore