package lambdasinaction.chap11;
import java.util.concurrent.Future;
public class AsyncShopClient {
public static void main(String[] args) {
AsyncShop shop = new AsyncShop("BestShop");
long start = System.nanoTime();
Future<Double> futurePrice = shop.getPrice("myPhone");
long incocationTime = ((System.nanoTime() - start) / 1_000_000);
System.out.println("Invocation returned after " + incocationTime + " msecs");
try {
System.out.println("Price is " + futurePrice.get());
} catch (Exception e) {
throw new RuntimeException(e);
}
long retrivalTime = ((System.nanoTime() - start) / 1_000_000);
System.out.println("Price returned after " + retrivalTime + " msecs");
}
}