private void setExtraCriteriaProperties(HttpServletRequest httpReq) {
String rids = httpReq.getParameter("rids");
String ridName = httpReq.getParameter("ridName");
SearchCriteria criteria = this.getCriteria();
SearchFiltersList filters = criteria.getMiscelleniousFilters();
for(ISearchFilter filter:filters) {
if(filter instanceof SearchFilterHarvestSites) {
SearchFilterHarvestSites sfHs = (SearchFilterHarvestSites) filter;
sfHs.setSelectedDistributedIds(rids);
sfHs.setSelectedHarvestSiteName(ridName);