使用 淘宝 接口，根据公网ip 获取地理信息

1.  源码，点击查看

 1 import java.io.BufferedReader;
 2 import java.io.IOException;
 3 import java.io.InputStreamReader;
 4 import java.io.UnsupportedEncodingException;
 5 import java.net.HttpURLConnection;
 6 import java.net.MalformedURLException;
 7 import java.net.URL;
 8 import java.net.URLConnection;
 9 import java.util.List;
10 import java.util.Map;
11
12 public class GetLocationByIP {
13     @Test
14     public void IpUtils(){
15         String s = ipToCountry("223.73.41.129");
16         System.out.println(s);
17     }
18
19     //通过公网ip获取地理信息
20     public static String ipToCountry(String ip){
21         //淘宝
22         String taobao  = "http://ip.taobao.com/service/getIpInfo.php?ip=";
23         String website= taobao+ip;
24         String read="";
25         URL url=null;
26         HttpURLConnection urlConnection=null;
27         BufferedReader in=null;
28         try {
29             url=new URL(website);
30             urlConnection=(HttpURLConnection)url.openConnection();
31             in=new BufferedReader(new InputStreamReader(urlConnection.getInputStream(),"UTF-8"));
32             read=in.readLine();
33         } catch (MalformedURLException e) {
34             e.printStackTrace();
35         } catch (IOException e) {
36             e.printStackTrace();
37         }finally{
38             if (in!=null){
39                 try {
40                     in.close();
41                 } catch (IOException e) {
42                     e.printStackTrace();
43                 }
44             }
45         }
46         return read;
47 //        Map readMap = FastJson.getJson().parse(read, Map.class);
48 //        Map data = FastJson.getJson().parse(readMap.get("data").toString(), Map.class);
49 //        return data.get("country").toString();
50     }
51 }

2 . 测试截图

3 .缺点 ：

（1）频繁请求，会导致报错 502

（2）如果不提供公网 ip 参数，会导致返回数据 无有效数据