java 获取客户端 ip地址 代码片段
2016-12-02 14:42
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private String getIpAddr(HttpServletRequest request) {
String ip = request.getHeader("x-forwarded-for");
if (ip == null || ip.length() == 0 || "unknow".equalsIgnoreCase(ip)) {
ip = request.getHeader("Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknow".equalsIgnoreCase(ip)) {
ip = request.getHeader("WL-Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknow".equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
if (ip.length() > 15) {
String[] ips = ip.split(",");
for (int index = 0; index < ips.length; index ++) {
String strIp = (String)ips[index];
if (!("unknow".equalsIgnoreCase(strIp))) {
ip = strIp;
break;
}
}
}
return ip;
}
String ip = request.getHeader("x-forwarded-for");
if (ip == null || ip.length() == 0 || "unknow".equalsIgnoreCase(ip)) {
ip = request.getHeader("Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknow".equalsIgnoreCase(ip)) {
ip = request.getHeader("WL-Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknow".equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
if (ip.length() > 15) {
String[] ips = ip.split(",");
for (int index = 0; index < ips.length; index ++) {
String strIp = (String)ips[index];
if (!("unknow".equalsIgnoreCase(strIp))) {
ip = strIp;
break;
}
}
}
return ip;
}
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