public static void awaitTermination(Service service, long timeout) {
long begin = System.currentTimeMillis();
while (true) {
State state = service.state();
if (state == State.TERMINATED) {
break;
}
if (state == State.FAILED) {
throw new IllegalStateException("Service '" + service + "' execution unexpectedly failed");
}
TimeUtils.sleepMillis(500);
long now = System.currentTimeMillis();
long diff = now - begin;
if (diff > timeout) {
throw new RuntimeException(
String.format("Waiting for service %s is failed. Timeout %d", service, diff));
}
}
}
