public ServiceDiscoveryClusterProvider(
[NotNull] IServiceLocator serviceLocator,
[NotNull] string environment,
[NotNull] string application,
[NotNull] ServiceDiscoveryClusterProviderSettings settings,
[CanBeNull] ILog log)
{
this.serviceLocator = serviceLocator ?? throw new ArgumentNullException(nameof(serviceLocator));
this.environment = environment ?? throw new ArgumentNullException(nameof(environment));
this.application = application ?? throw new ArgumentNullException(nameof(application));
this.settings = settings;
this.log = log ?? LogProvider.Get();
transform = new CachingTransform <IServiceTopology, Uri[]>(ParseReplicas, preventParallelProcessing: true);
}