1.参数
例如:
@RequestMapping("/test")@ResponseBodypublic void saveTest(HttpServletRequest req, HttpServletResponse resp){
}
这样的话如果要用ajax每次都要将response作为参数传递,不方便使用
2.加入监听器,然后再controller里面获取
(1)web.xml相应位置插入
<</span>listener> <</span>listener-class>org.springframework.web.context.request.RequestContextListener</</span>listener-class></</span>listener>
(2)
HttpServletRequest req = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest();HttpServletResponse resp = ((ServletWebRequest)RequestContextHolder.getRequestAttributes()).getResponse();
这种我试了会报类型转换错误,获取到的response为null,获取是哪里写错了
3.注解(现在用的)
在BaseController中加入:
protected HttpServletRequest request;
protected HttpServletResponse response;
protected HttpSession session;
@ModelAttribute
public void setReqAndRes(HttpServletRequest request, HttpServletResponse response){
this.request = request;
this.response = response;
this.session = request.getSession();
}
说明:ModelAttribute的作用
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