public void bindHttpBalancer(ServiceType serviceType)
{
checkNotNull(serviceType, "serviceType is null");
bindConfig(binder).annotatedWith(serviceType).prefixedWith("discovery." + serviceType.value()).to(ServiceSelectorConfig.class);
binder.bind(HttpServiceBalancer.class).annotatedWith(serviceType).toProvider(new HttpServiceBalancerProvider(serviceType.value())).in(Scopes.SINGLETON);
}