notifier.invokingServiceSucceeded(context, service1Invocation, "Invoked service1 successfully");
} catch (Exception ex) {
// If there had been a problem sending the request on the wire,
// we acknowledge a failed request.
notifier.invokingServiceFailed(context, service1Invocation, ex, "Failed to invoke service1");
}
// At this point, we would have waited for response from service1 if
// it were an async call.
// assume we received response at this point and continue.