(Java) ipapi.co IPv4 Geolocation Lookup

Demonstrates how to lookup Geolocation data for an IPv4 address using the ipapi.co REST API.

Chilkat Java Downloads Java Libs for Windows, MacOS, Linux, Alpine Linux, Solaris Java Libs for Android

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[])
  {
    // 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("https://ipapi.co/149.250.207.170/json");
    if (http.get_LastMethodSuccess() == false) {
        System.out.println(http.lastErrorText());
        return;
        }

    CkJsonObject json = new CkJsonObject();
    json.put_EmitCompact(false);
    boolean 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",
    //   "city": "Bblingen",
    //   "region": "Baden-Wrttemberg",
    //   "region_code": null,
    //   "country": "DE",
    //   "country_name": "Germany",
    //   "continent_code": "EU",
    //   "in_eu": true,
    //   "postal": null,
    //   "latitude": null,
    //   "longitude": null,
    //   "timezone": null,
    //   "utc_offset": null,
    //   "country_calling_code": "+49",
    //   "currency": "EUR",
    //   "languages": "de",
    //   "asn": "AS15854",
    //   "org": "EntServ Deutschland GmbH"
    // }

    String ip;
    String city;
    String region;
    String region_code;
    String country;
    String country_name;
    String continent_code;
    boolean in_eu;
    String postal;
    String latitude;
    String longitude;
    String timezone;
    String utc_offset;
    String country_calling_code;
    String currency;
    String languages;
    String asn;
    String org;

    ip = json.stringOf("ip");
    city = json.stringOf("city");
    region = json.stringOf("region");
    region_code = json.stringOf("region_code");
    country = json.stringOf("country");
    country_name = json.stringOf("country_name");
    continent_code = json.stringOf("continent_code");
    in_eu = json.BoolOf("in_eu");
    postal = json.stringOf("postal");
    latitude = json.stringOf("latitude");
    longitude = json.stringOf("longitude");
    timezone = json.stringOf("timezone");
    utc_offset = json.stringOf("utc_offset");
    country_calling_code = json.stringOf("country_calling_code");
    currency = json.stringOf("currency");
    languages = json.stringOf("languages");
    asn = json.stringOf("asn");
    org = json.stringOf("org");
  }
}