String graphImageMap = null;
String graphUrl = null ;
public String getResultChartUrl() {
try {
ExperimentChartServlet ec = new ExperimentChartServlet();
chart = ec.createWallclockChart( ""+this.getExperiment().getEntityID() );
// Pick into the session...
HttpServletRequest request = (HttpServletRequest)FacesContext.getCurrentInstance().getExternalContext().getRequest();
HttpSession session = request.getSession();
// Write the chart image to the temporary directory
ChartRenderingInfo info = new ChartRenderingInfo(new StandardEntityCollection());