1.最简单方式:参数

例如:

@RequestMapping("/test")
@ResponseBody
public void saveTest(HttpServletRequest req, HttpServletResponse resp){
  
}

2.加入监听器,然后再controller里面获取

(1)web.xml相应位置插入

<listener>
      <listener-class>org.springframework.web.context.request.RequestContextListener</listener-class>
</listener>

(2)

HttpServletRequest req = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest();
HttpServletResponse resp = ((ServletWebRequest)RequestContextHolder.getRequestAttributes()).getResponse();

3:使用注解方法注入(该方法未经验证,请读者自行测试

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