Java獲取請求主機真實ip
阿新 • • 發佈:2019-03-18
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一般情況下 getRemoteAddr()是可以正常使用的,代碼如下:
public String getIpAdress(HttpServletRequest request) { ip = request.getRemoteAddr(); return ip; }
但是針對IP是否使用代理訪問進行處理,如下:
public String getIpAdress() { RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes(); ServletRequestAttributes sra= (ServletRequestAttributes) requestAttributes; HttpServletRequest request = sra.getRequest(); //針對IP是否使用代理訪問進行處理 String ip = request.getHeader("x-forwarded-for"); if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("Proxy-Client-IP"); }if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("WL-Proxy-Client-IP"); } if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("HTTP_CLIENT_IP"); }if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("HTTP_X_FORWARDED_FOR"); } if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getRemoteAddr(); } return ip; }
Java獲取請求主機真實ip