1.通過註解獲取(很簡單,推薦):
public class Hello {
@Autowired
HttpServletRequest request; //這裏可以獲取到request
}
2.在web.xml中配置一個監聽:
<listener>
<listener-class>
org.springframework.web.context.request.RequestContextListener
</listener-class>
</listener>
java代碼:
HttpServletRequest request = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest();
3.直接在參數中傳遞(此方法不好用,不建議使用):
public String hello(HttpServletRequest request)
4.如果有Struts:
HttpServletRequest request = ServletActionContext.getRequest();