java获取访问者真实ip和真实地址以及运营商

 

 附上工具类  复制即可用

 

package com.vimi8.bigdata.auth.utils;
import net.sf.json.JSONObject;
import org.apache.commons.lang.StringUtils;

import javax.servlet.http.HttpServletRequest;
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
/**
 *  根据IP地址获取详细的地域信息
*第一个方法是传入ip获取真实地址
*最后一个方法是获取访问者真实ip 即使通过Nginx多层代理也可以获取
 */
public class AddressUtils {
   
    public static String getAddresses(String content, String encodingString)
            throws UnsupportedEncodingException {

        // 这里调用pconline的接口
        String urlStr = "http://ip.taobao.com/service/getIpInfo.php";
        // 从http://whois.pconline.com.cn取得IP所在的省市区信息
        String returnStr = getResult(urlStr, content, encodingString);
        if (returnStr != null) {
            // 处理返回的省市区信息
            System.out.println(returnStr);
            String[] temp = returnStr.split(",");
            if(temp.length<3){
                return "0";//无效IP，局域网测试
            }
//            String region = (temp[5].split(":"))[1].replaceAll("\"", "");
//            region = decodeUnicode(region);// 省份

            String country = "";
            String area = "";
            String region = "";
            String city = "";
            String county = "";
            String isp = "";
            for(int i=0;i<temp.length;i++){
                switch(i){
                    case 1:
                        country =(temp[i].split(":"))[2].replaceAll("\"", "");
                        country = decodeUnicode(country);//国家
                        break;
//                  case 3:
//                      area = (temp[i].split(":"))[1].replaceAll("\"", "");
//                      area =decodeUnicode(area);//地区
//                   break;
                    case 5:
                        region =(temp[i].split(":"))[1].replaceAll("\"", "");
                        region =decodeUnicode(region);//省份
                        break;
                    case 7:
                        city =(temp[i].split(":"))[1].replaceAll("\"", "");
                        city =decodeUnicode(city);//市区
                        break;
                    case 9:
                        county =(temp[i].split(":"))[1].replaceAll("\"", "");
                        county =decodeUnicode(county);//地区
                        break;
                    case 11:
                        isp =(temp[i].split(":"))[1].replaceAll("\"", "");
                        isp =decodeUnicode(isp);//ISP公司
                        break;
                } }

            System.out.println(country+area+"="+region+"="+city+"="+county+"="+isp);
            StringBuffer sb = new StringBuffer(country).append(region).append(city).append(county).append(" ").append(isp);
            return sb.toString();
        }
        return null;
    }
    /**
     * @param urlStr
     *            请求的地址
     * @param content
     *            请求的参数 格式为：name=xxx&pwd=xxx
     * @param encoding
     *            服务器端请求编码。如GBK,UTF-8等
     * @return
     */
    private static String getResult(String urlStr, String content, String encoding) {
        URL url = null;
        HttpURLConnection connection = null;
        try {
            url = new URL(urlStr);
            connection = (HttpURLConnection) url.openConnection();// 新建连接实例
            connection.setConnectTimeout(3000);// 设置连接超时时间，单位毫秒
            connection.setReadTimeout(3000);// 设置读取数据超时时间，单位毫秒
            connection.setDoOutput(true);// 是否打开输出流 true|false
            connection.setDoInput(true);// 是否打开输入流true|false
            connection.setRequestMethod("POST");// 提交方法POST|GET
            connection.setUseCaches(false);// 是否缓存true|false
            connection.connect();// 打开连接端口
            DataOutputStream out = new DataOutputStream(connection
                    .getOutputStream());// 打开输出流往对端服务器写数据
            out.writeBytes(content);// 写数据,也就是提交你的表单 name=xxx&pwd=xxx
            out.flush();// 刷新
            out.close();// 关闭输出流
            BufferedReader reader = new BufferedReader(new InputStreamReader(
                    connection.getInputStream(), encoding));// 往对端写完数据对端服务器返回数据
            // ,以BufferedReader流来读取
            StringBuffer buffer = new StringBuffer();
            String line = "";
            while ((line = reader.readLine()) != null) {
                buffer.append(line);
            }
            reader.close();
            return buffer.toString();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (connection != null) {
                connection.disconnect();// 关闭连接
            }
        }
        return null;
    }
    /**
     * unicode 转换成 中文
     *
     * @author fanhui 2007-3-15
     * @param theString
     * @return
     */
    public static String decodeUnicode(String theString) {
        char aChar;
        int len = theString.length();
        StringBuffer outBuffer = new StringBuffer(len);
        for (int x = 0; x < len;) {
            aChar = theString.charAt(x++);
            if (aChar == '\\') {
                aChar = theString.charAt(x++);
                if (aChar == 'u') {
                    int value = 0;
                    for (int i = 0; i < 4; i++) {
                        aChar = theString.charAt(x++);
                        switch (aChar) {
                            case '0':
                            case '1':
                            case '2':
                            case '3':
                            case '4':
                            case '5':
                            case '6':
                            case '7':
                            case '8':
                            case '9':
                                value = (value << 4) + aChar - '0';
                                break;
                            case 'a':
                            case 'b':
                            case 'c':
                            case 'd':
                            case 'e':
                            case 'f':
                                value = (value << 4) + 10 + aChar - 'a';
                                break;
                            case 'A':
                            case 'B':
                            case 'C':
                            case 'D':
                            case 'E':
                            case 'F':
                                value = (value << 4) + 10 + aChar - 'A';
                                break;
                            default:
                                throw new IllegalArgumentException(
                                        "Malformed      encoding.");
                        }
                    }
                    outBuffer.append((char) value);
                } else {
                    if (aChar == 't') {
                        aChar = '\t';
                    } else if (aChar == 'r') {
                        aChar = '\r';
                    } else if (aChar == 'n') {
                        aChar = '\n';
                    } else if (aChar == 'f') {
                        aChar = '\f';
                    }
                    outBuffer.append(aChar);
                }
            } else {
                outBuffer.append(aChar);
            }
        }
        return outBuffer.toString();
    }
//    // 测试 
//    public static void main(String[] args) {
//        AddressUtils addressUtils = new AddressUtils();
//        // 测试ip 111.121.72.101 中国贵州省贵阳市 电信
//        String ip = "111.121.72.101";
//        String address = "";
//        try {
//            address = addressUtils.getAddresses("ip="+ip, "utf-8");
//        } catch (UnsupportedEncodingException e) {
//            // TODO Auto-generated catch block
//            e.printStackTrace();
//        } catch (Exception e) {
//            e.printStackTrace();
//        }
//        System.out.println(address);
//        // 输出结果为：中国贵州省贵阳市 电信

//    }


    /**
     * 获取访问用户的客户端IP（适用于公网与局域网）.
     */
    public static final String getIpAddr(final HttpServletRequest request)
            throws Exception {
        if (request == null) {
            throw (new Exception("getIpAddr method HttpServletRequest Object is null"));
        }
        String ipString = request.getHeader("x-forwarded-for");
        if (StringUtils.isBlank(ipString) || "unknown".equalsIgnoreCase(ipString)) {
            ipString = request.getHeader("Proxy-Client-IP");
        }
        if (StringUtils.isBlank(ipString) || "unknown".equalsIgnoreCase(ipString)) {
            ipString = request.getHeader("WL-Proxy-Client-IP");
        }
        if (StringUtils.isBlank(ipString) || "unknown".equalsIgnoreCase(ipString)) {
            ipString = request.getRemoteAddr();
        }

        // 多个路由时，取第一个非unknown的ip
        final String[] arr = ipString.split(",");
        for (final String str : arr) {
            if (!"unknown".equalsIgnoreCase(str)) {
                ipString = str;
                break;
            }
        }

        return ipString;
    }
}