}
RuntimeSpecification specification = getRuntimeSpecification(accountId, appId, serviceId, runnableName);
if (specification == null) {
responder.sendStatus(HttpResponseStatus.NOT_FOUND);
} else {
responder.sendJson(HttpResponseStatus.OK, new ServiceInstances(
specification.getResourceSpecification().getInstances(),
getRunnableCount(accountId, appId, serviceId, runnableName
)));
}
} catch (SecurityException e) {