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import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import com.google.gson.Gson;
import com.google.gson.JsonObject;

public class Main {
  public static void main(String[] args) {

  try {
    String myKey = "insert your server key here";

    URL url = new URL("http://definegender.com:8080/?name=george");

    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    if (conn.getResponseCode() != 200) {

      throw new RuntimeException("Error: " + conn.getResponseCode());

    }

    InputStreamReader input = new InputStreamReader(conn.getInputStream());

    BufferedReader reader = new BufferedReader(input);

    Gson gson = new Gson();

    JsonObject json = gson.fromJson(reader, JsonObject.class);

    String gender = json.get("gender").getAsString();

    System.out.println("Gender: " + gender); // Gender: male

    conn.disconnect();
    } catch (IOException e) {

      e.printStackTrace();

    }

  }

}