long start = System.currentTimeMillis();
f1 = greeter.greetMeAsync("PauseForTwoSecs " + h1.getExpected(), h1);
Future<?> f2 = greeter.greetMeAsync("PauseForTwoSecs " + h2.getExpected(), h2);
Future<?> f3 = greeter.greetMeAsync("PauseForTwoSecs " + h3.getExpected(), h3);
Future<?> f4 = greeter.greetMeAsync("PauseForTwoSecs " + h4.getExpected(), h4);
Future<?> f5 = greeter.greetMeAsync("PauseForTwoSecs " + h5.getExpected(), h5);
long mid = System.currentTimeMillis();
assertEquals("Hello " + h1.getExpected(), f1.get());
assertEquals("Hello " + h2.getExpected(), f2.get());
assertEquals("Hello " + h3.getExpected(), f3.get());