Java

ipstack.com IPv4 Geolocation Lookup

See more Geolocation Examples

Demonstrates how to lookup Geolocation data for an IPv4 address using the ipstack.com REST API. Java

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = false;

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttp http = new CkHttp();

    // Lookup an IPv4 address: 149.250.207.170  (this was a randomly chosen address)
    String jsonStr = http.quickGetStr("http://api.ipstack.com/149.250.207.170?access_key=YOUR_ACCESS_KEY");
    if (http.get_LastMethodSuccess() == false) {
        System.out.println(http.lastErrorText());
        return;
        }

    CkJsonObject json = new CkJsonObject();
    json.put_EmitCompact(false);
    success = json.Load(jsonStr);

    System.out.println(json.emit());

    // Sample output:
    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    // {
    //   "ip": "149.250.207.170",
    //   "type": "ipv4",
    //   "continent_code": "EU",
    //   "continent_name": "Europe",
    //   "country_code": "DE",
    //   "country_name": "Germany",
    //   "region_code": null,
    //   "region_name": null,
    //   "city": null,
    //   "zip": null,
    //   "latitude": 51.2993,
    //   "longitude": 9.491,
    //   "location": {
    //     "geoname_id": null,
    //     "capital": "Berlin",
    //     "languages": [
    //       {
    //         "code": "de",
    //         "name": "German",
    //         "native": "Deutsch"
    //       }
    //     ],
    //     "country_flag": "http:\/\/assets.ipstack.com\/flags\/de.svg",
    //     "country_flag_emoji": "\ud83c\udde9\ud83c\uddea",
    //     "country_flag_emoji_unicode": "U+1F1E9 U+1F1EA",
    //     "calling_code": "49",
    //     "is_eu": true
    //   }
    // }

    String ip;
    String v_type;
    String continent_code;
    String continent_name;
    String country_code;
    String country_name;
    String region_code;
    String region_name;
    String city;
    String zip;
    String latitude;
    String longitude;
    String locationGeoname_id;
    String locationCapital;
    String locationCountry_flag;
    String locationCountry_flag_emoji;
    String locationCountry_flag_emoji_unicode;
    String locationCalling_code;
    boolean locationIs_eu;
    int i;
    int count_i;
    String code;
    String name;
    String native;

    ip = json.stringOf("ip");
    v_type = json.stringOf("type");
    continent_code = json.stringOf("continent_code");
    continent_name = json.stringOf("continent_name");
    country_code = json.stringOf("country_code");
    country_name = json.stringOf("country_name");
    region_code = json.stringOf("region_code");
    region_name = json.stringOf("region_name");
    city = json.stringOf("city");
    zip = json.stringOf("zip");
    latitude = json.stringOf("latitude");
    longitude = json.stringOf("longitude");
    locationGeoname_id = json.stringOf("location.geoname_id");
    locationCapital = json.stringOf("location.capital");
    locationCountry_flag = json.stringOf("location.country_flag");
    locationCountry_flag_emoji = json.stringOf("location.country_flag_emoji");
    locationCountry_flag_emoji_unicode = json.stringOf("location.country_flag_emoji_unicode");
    locationCalling_code = json.stringOf("location.calling_code");
    locationIs_eu = json.BoolOf("location.is_eu");
    i = 0;
    count_i = json.SizeOfArray("location.languages");
    while (i < count_i) {
        json.put_I(i);
        code = json.stringOf("location.languages[i].code");
        name = json.stringOf("location.languages[i].name");
        native = json.stringOf("location.languages[i].native");
        i = i+1;
        }
  }
}