if (conf.getFeatures().contains(Feature.memberships)) {
handler.startElement("", "", "memberships", null);
for (MembershipTO memb : userTO.getMemberships()) {
atts.clear();
atts.addAttribute("", "", "id", XSD_LONG, String.valueOf(memb.getId()));
atts.addAttribute("", "", "roleId", XSD_LONG, String.valueOf(memb.getRoleId()));
atts.addAttribute("", "", "roleName", XSD_STRING, String.valueOf(memb.getRoleName()));
handler.startElement("", "", "membership", atts);