String profileName = req.getParameter("profile");
String uuid = Utils.getUUID(req);
if (isExpressionEditorRequest(req)) {
//do the processing for the expression editor.
ExpressionEditorProcessor expressionEditorProcessor = new ExpressionEditorProcessor();
expressionEditorProcessor.doProcess(req, resp);
} else {
//do the normal processing of this servlet.
if (profile == null) {
profile = _profileService.findProfile(req, profileName);