Java: Obtenir l’adresse IP publique d’un PC

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/*
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 * and open the template in the editor.
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package publicationpro;
 
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URL;
 
/**
 *
 * @author Administrateur Sako Adams
 */
public class NativeIP {
 
        public static String getIP() throws Exception {
        URL whatismyip = new URL("http://checkip.amazonaws.com");
        BufferedReader in = null;
        try {
            in = new BufferedReader(new InputStreamReader(
                    whatismyip.openStream()));
            String ip = in.readLine();
            return ip;
        } finally {
            if (in != null) {
                try {
                    in.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
        public static void main(String...args) throws Exception
        {
          System.out.println(getIP());
        }
}

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