1 import common.util.StringUtil;

 2 import org.springframework.web.bind.annotation.ModelAttribute;

 3

 4 import javax.servlet.http.HttpServletRequest;

 5 import javax.servlet.http.HttpServletResponse;

 6 import javax.servlet.http.HttpSession;

 7

 8 public class BaseController {

 9     protected HttpServletRequest request;

10     protected HttpServletResponse response;

11     protected HttpSession session;

12

13     @ModelAttribute

14     public void setReqAndRes(HttpServletRequest request, HttpServletResponse response) {

15         this.request = request;

16         this.response = response;

17         this.session = request.getSession();

18     }

19     /**

20      * 使用nginx反向代理后获取请求端真实IP

21      * @return

22      */

23     public String getClientIP() {

24         String ip = request.getHeader("X-Forwarded-For");

25         if(!StringUtil.isBlank(ip) && !"unknown".equalsIgnoreCase(ip)){

26             //优先考虑多重代理的情况，应该取第0位的ip值

27             System.out.println("ip=>"+ip);

28             ip = ip.split(", ")[0];

29             System.out.println("ip==>"+ip);

30

31         }

32         if (StringUtil.isBlank(ip) || "unknown".equalsIgnoreCase(ip)) {

33             //目前没有遇到多重代理，一般在X-Real-IP中就能获得

34             ip = request.getHeader("X-Real-IP");

35             System.out.println("ip===>"+ip);

36         }

37         if (StringUtil.isBlank(ip) || "unknown".equalsIgnoreCase(ip)) {

38             ip = request.getRemoteAddr();

39             System.out.println("ip====>"+ip);

40         }

41         return ip;

42     }

43 }