Java获取真实的IP地址--转载

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 获取真实IP的方法()
 = request.getHeader("x-forwarded-for" (ip ==  || ip.length() == 0 || "unkNown"noreCase(ip)) {
   ip = request.getHeader("Proxy-Client-IP" (ip ==  || ip.length() == 0 || "unkNown"noreCase(ip)) {
   ip = request.getHeader("WL-Proxy-Client-IP" (ip ==  || ip.length() == 0 || "unkNown"noreCase(ip)) {
   ip = request.getHeader("CLIENTIP" (ip ==  || ip.length() == 0 || "unkNown"noreCase(ip)) {
   ip =stem.out.println(request.getRemoteHost());