class SingleServiceLoadBalancer implements Closeable, EurekaEventListener {

    public void recordFailure(InstanceInfo instanceInfo) {
        EurekaInstance eurekaInstance = eurekaInstancesRef.get().get(instanceInfo.getId());
        if (eurekaInstance != null) {
            eurekaInstance.recordFailure(clock.wallTime());
        }
    }

    public  SingleServiceLoadBalancer(EurekaClient eurekaClient,
                                     String vipAddress,
                                     boolean secure,
                                     TitusRuntime titusRuntime);

}