package com.jcdm.main.util;
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import javax.servlet.http.HttpServletRequest;
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import java.net.InetAddress;
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import java.net.UnknownHostException;
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/**
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* ip工具类
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*
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* @author fengshuonan
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* @Date 2018/9/27 上午10:47
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*/
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public class IpInfoUtils {
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/**
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* 获取客户端IP地址
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*/
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public static String getIpAddr(HttpServletRequest request) {
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String ip = request.getHeader("x-forwarded-for");
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("Proxy-Client-IP");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("WL-Proxy-Client-IP");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getRemoteAddr();
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if (ip.equals("127.0.0.1")) {
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//根据网卡取本机配置的IP
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InetAddress inet = null;
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try {
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inet = InetAddress.getLocalHost();
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} catch (UnknownHostException e) {
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e.printStackTrace();
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}
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ip = inet.getHostAddress();
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}
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}
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// 对于通过多个代理的情况，第一个IP为客户端真实IP,多个IP按照','分割
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if (ip != null && ip.length() > 15) {
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if (ip.indexOf(",") > 0) {
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ip = ip.substring(0, ip.indexOf(","));
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}
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}
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if ("0:0:0:0:0:0:0:1".equals(ip)) {
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ip = "127.0.0.1";
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}
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return ip;
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}
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/**
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* 获取客户端主机名称
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*/
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public static String getHostName() {
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try {
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return InetAddress.getLocalHost().getHostName();
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} catch (UnknownHostException e) {
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}
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return "未知";
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}
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}
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