extraContext = new HashMap();
extraContext.put(ActionContext.SESSION, session);
extraContext.put(ActionContext.PARAMETERS, params);
request = new StrutsMockHttpServletRequest();
httpSession = new StrutsMockHttpSession();
request.setSession(httpSession);
request.setParameterMap(params);
extraContext.put(ServletActionContext.HTTP_REQUEST, request);
ValueStack stack = ValueStackFactory.getFactory().createValueStack();