* Chart a single metric for a single resource.
*/
public ActionForward chartSingleMetricSingleResource(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) throws Exception {
setResource(request);
Portal portal = Portal.createPortal(TITLE_CHART, PORTLET_CHART_SMSR);
portal.setDialog(false);
request.setAttribute(AttrConstants.PORTAL_KEY, portal);
String returnURL = SessionUtils.getReturnPath(request.getSession());
if (returnURL != null) {
request.setAttribute(RetCodeConstants.BACK_URL, returnURL);
}