Java获取请求ip地址

/*** 获取请求的真实ip* * &＃64;param request* &＃64;return*/
public static String getIpAddress(HttpServletRequest request) {String ip &＃61; request.getHeader("x-forwarded-for");if (ip &＃61;&＃61; null || ip.length() &＃61;&＃61; 0 || "unknown".equalsIgnoreCase(ip)) {ip &＃61; request.getHeader("Proxy-Client-IP");}if (ip &＃61;&＃61; null || ip.length() &＃61;&＃61; 0 || "unknown".equalsIgnoreCase(ip)) {ip &＃61; request.getHeader("WL-Proxy-Client-IP");}if (ip &＃61;&＃61; null || ip.length() &＃61;&＃61; 0 || "unknown".equalsIgnoreCase(ip)) {ip &＃61; request.getHeader("HTTP_CLIENT_IP");}if (ip &＃61;&＃61; null || ip.length() &＃61;&＃61; 0 || "unknown".equalsIgnoreCase(ip)) {ip &＃61; request.getHeader("HTTP_X_FORWARDED_FOR");}if (ip &＃61;&＃61; null || ip.length() &＃61;&＃61; 0 || "unknown".equalsIgnoreCase(ip)) {ip &＃61; request.getRemoteAddr();}return ip;
}