java 获取真实ip和根据ip获取ip所在地区

import com.alibaba.fastjson.JSON;

import javax.servlet.http.HttpServletRequest;

import java.io.ByteArrayOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.net.*;

public class AddrGetTest{

/**

* 获取真实ip地址

*

* @param request

* @return

/

public static String getIp(HttpServletRequest request) {

String ipAddress = request.getHeader("x-forwarded-for");

if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {

ipAddress = request.getHeader("Proxy-Client-IP");

}

if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {

ipAddress = request.getHeader("WL-Proxy-Client-IP");

}

if (StringUtils.isBlank(ipAddress) || "unknown".equalsIgnoreCase(ipAddress)) {

ipAddress = request.getRemoteAddr();

if (ipAddress.equals("127.0.0.1") || ipAddress.equals("0:0:0:0:0:0:0:1")) {

//根据网卡取本机配置的IP

InetAddress inet = null;

try {

inet = InetAddress.getLocalHost();

} catch (UnknownHostException e) {

e.printStackTrace();

}

ipAddress = inet.getHostAddress();

}

}

//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

if (ipAddress != null && ipAddress.length() > 15) { //"...".length() = 15

if (ipAddress.indexOf(",") > 0) {

ipAddress = ipAddress.substring(0, ipAddress.indexOf(","));

}

}

return ipAddress;

}

/*

* 手机版获取所有二级科目

*

* @des 根据三级科目和说明获取所有二级科目

* @version v1

*/

@GetMapping("v1/ips")

public Result listSecond(HttpServletRequest request) throws ActException {

String addr = "";

String ip = getIp(request);

try {

String str = getJsonContent("http://ip.taobao.com/service/getIpInfo.php?ip="+ip );

System.out.println(str);

String ss = JSON.toJSONString(str);

AddressResult result = JSON.parseObject(str, AddressResult.class);

// System.out.println(ss);

// System.out.println(JSON.toJSONString(result));

if ("0".equals(result.getCode())) {

Address ad = JSON.parseObject(result.getData(), Address.class);

addr = ad.getCountry() + "/" + ad.getArea() + "/" + ad.getRegion() + "/" + ad.getCity() + " " + ad.getIsp();

} else {

addr = "IP地址有误";

}

} catch (Exception e) {

e.printStackTrace();

throw new ActException( "获取IP地址异常：" + e.getMessage());

}

    return ActResult.initialize(addr);

}

public static String getJsonContent(String urlStr) {
    try {// 获取HttpURLConnection连接对象
        URL url = new URL(urlStr);
        HttpURLConnection httpConn = (HttpURLConnection) url.openConnection();
        // 设置连接属性
        httpConn.setConnectTimeout(3000);
        httpConn.setDoInput(true);
        httpConn.setRequestMethod("GET");
        // 获取相应码
        int respCode = httpConn.getResponseCode();
        if (respCode == 200) {
            return ConvertStream2Json(httpConn.getInputStream());
        }
    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return "";
}

private static String ConvertStream2Json(InputStream inputStream) {
    String jsonStr = "";
    // ByteArrayOutputStream相当于内存输出流
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    byte[] buffer = new byte[1024];
    int len = 0;
    // 将输入流转移到内存输出流中
    try {
        while ((len = inputStream.read(buffer, 0, buffer.length)) != -1) {
            out.write(buffer, 0, len);
        }
        // 将内存流转换为字符串
        jsonStr = new String(out.toByteArray());
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return jsonStr;
}

}

public class Address {

private String country;

private String area;

private String region;

private String city;

private String isp;

private Address(){

}

public String getCountry() {
    return country;
}

public void setCountry(String country) {
    this.country = country;
}

public String getRegion() {
    return region;
}

public void setRegion(String region) {
    this.region = region;
}

public String getCity() {
    return city;
}

public void setCity(String city) {
    this.city = city;
}

public String getIsp() {
    return isp;
}

public void setIsp(String isp) {
    this.isp = isp;
}

public String getArea() {
    return area;
}

public void setArea(String area) {
    this.area = area;
}

}

public class AddressResult {

private String code;

private String data;

public String getCode() {
    return code;
}

public void setCode(String code) {
    this.code = code;
}

public String getData() {
    return data;
}

public void setData(String data) {
    this.data = data;
}

}