public CommandLineArgsConfigProvider(
     IEnumerable <ICommandLineEndpointConfigProvider> commandLineEndpointConfigProviders,
     IRouteConfigFactory routeConfigFactory,
     IConfigFactory configFactory)
 {
     _commandLineEndpointConfigProviders = commandLineEndpointConfigProviders;
     _routeConfigFactory = routeConfigFactory;
     _configFactory      = configFactory;
 }
 public MergeRouteConfigProvider(IRouteConfigFactory routeConfigFactory)
 {
     _routeConfigFactory = routeConfigFactory;
 }