String filter = request.getParameter("filter");
List referers = new ArrayList(log.getReferers());
if (filter == null || filter.equalsIgnoreCase("true")) {
referers = blog.getRefererFilterManager().filter(referers);
}
Collections.sort(referers, new CountedUrlByCountComparator());
// now calculate the total number of referers, after filtering spam
int totalReferers = 0;
Iterator it = referers.iterator();
CountedUrl url;