import javax.xml.bind.JAXBContext;
import javax.xml.bind.Unmarshaller;
import java.net.URL;

public class Test {
    public static void main(String[] args) {
        try {
            URL url = new URL("http://query.yahooapis.com/v1/public/yql?format=xml" +
                    "&q=select%20*%20from%20yahoo.finance.xchange%20where%20pair%20in%20(%22USDEUR%22,%20%22USDUAH%22)" +
                    "&env=store://datatables.org/alltableswithkeys");

            JAXBContext jaxbContext = JAXBContext.newInstance(Query.class);
            Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
            Query query = (Query) unmarshaller.unmarshal(url.openStream());
            System.out.println(query.results.toString());

        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}