Java获取登录用户IP地址

 1 /**
 2      * 获取登录用户IP地址
 3      * 
 4      * @param request
 5      * @return
 6      */
 7     public static String getIpAddr(HttpServletRequest request) {
 8         String ip = request.getHeader("x-forwarded-for");
 9         if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
10             ip = request.getHeader("Proxy-Client-IP");
11         }
12         if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
13             ip = request.getHeader("WL-Proxy-Client-IP");
14         }
15         if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
16             ip = request.getRemoteAddr();
17         }
18         if (ip.equals("0:0:0:0:0:0:0:1")) {
19             ip = "本地";
20         }
21         return ip;
22     }