struts2获取request,session,application

在struts中我们经常要用到request,session,application对象，获取它们的代码记录如下。

//获取requestHttpServletRequest request = ServletActionContext.getRequest();request.setAttribute("key",value);//获取sessionMap session= ActionContext.getContext().getSession();request.setAttribute("key",value);//获取applicationMap application= ActionContext.getContext().getApplication();request.setAttribute("key",value);