public static void main(String[] args) throws Exception{

// A File object pointing to your GeoIP2 or GeoLite2 database

File database = new File("F:/定位/GeoLite2-City.mmdb");

// This creates the DatabaseReader object, which should be reused across

// lookups.

DatabaseReader reader = new DatabaseReader.Builder(database).build();

InetAddress ipAddress = InetAddress.getByName("14.106.124.11");

// Replace "city" with the appropriate method for your database, e.g.,

// "country".

CityResponse response = reader.city(ipAddress);

/*Country country = response.getCountry();

System.out.println(country.getIsoCode()); // 'US'

System.out.println(country.getName()); // 'United States'

System.out.println(country.getNames().get("zh-CN")); // '美國'

Subdivision subdivision = response.getMostSpecificSubdivision();

System.out.println(subdivision.getName()); // 'Minnesota'

System.out.println(subdivision.getIsoCode()); // 'MN'

*/

City city = response.getCity();

System.out.println(city.getName()); // 'Minneapolis'

Postal postal = response.getPostal();

System.out.println(postal.getCode()); // '55455'

Location location = response.getLocation();

System.out.println(location.getLatitude()); // 44.9733

System.out.println(location.getLongitude()); // -93.2323

}

下載Geolite2-city.mmdb

GeoLite2-City.mmdb

GeoLite2-City.mmdb

GeoLite2-City.mmdb