private static ODataRoute CustomMapODataServiceRoute(
            HttpRouteCollection routes,
            string routeName,
            string routePrefix,
            Func <HttpRequestMessage, IEdmModel> modelProvider,
            IODataPathHandler pathHandler,
            IEnumerable <IODataRoutingConvention> routingConventions,
            ODataBatchHandler batchHandler)
        {
            if (!string.IsNullOrEmpty(routePrefix))
            {
                int prefixLastIndex = routePrefix.Length - 1;
                if (routePrefix[prefixLastIndex] == '/')
                {
                    routePrefix = routePrefix.Substring(0, routePrefix.Length - 1);
                }
            }

            if (batchHandler != null)
            {
                batchHandler.ODataRouteName = routeName;
                string batchTemplate = string.IsNullOrEmpty(routePrefix)
                    ? ODataRouteConstants.Batch
                    : routePrefix + '/' + ODataRouteConstants.Batch;
                routes.MapHttpBatchRoute(routeName + "Batch", batchTemplate, batchHandler);
            }

            CustomODataPathRouteConstraint routeConstraint = new CustomODataPathRouteConstraint(
                pathHandler,
                modelProvider,
                routeName,
                routingConventions);
            CustomODataRoute odataRoute = new CustomODataRoute(routePrefix, routeConstraint);

            routes.Add(routeName, odataRoute);

            return(odataRoute);
        }
        private static ODataRoute CustomMapODataServiceRoute(
            HttpRouteCollection routes,
            string routeName,
            string routePrefix,
            Func<HttpRequestMessage, IEdmModel> modelProvider,
            IODataPathHandler pathHandler,
            IEnumerable<IODataRoutingConvention> routingConventions,
            ODataBatchHandler batchHandler)
        {
            if (!string.IsNullOrEmpty(routePrefix))
            {
                int prefixLastIndex = routePrefix.Length - 1;
                if (routePrefix[prefixLastIndex] == '/')
                {
                    routePrefix = routePrefix.Substring(0, routePrefix.Length - 1);
                }
            }

            if (batchHandler != null)
            {
                batchHandler.ODataRouteName = routeName;
                string batchTemplate = string.IsNullOrEmpty(routePrefix)
                    ? ODataRouteConstants.Batch
                    : routePrefix + '/' + ODataRouteConstants.Batch;
                routes.MapHttpBatchRoute(routeName + "Batch", batchTemplate, batchHandler);
            }

            CustomODataPathRouteConstraint routeConstraint = new CustomODataPathRouteConstraint(
                pathHandler,
                modelProvider,
                routeName,
                routingConventions);
            CustomODataRoute odataRoute = new CustomODataRoute(routePrefix, routeConstraint);
            routes.Add(routeName, odataRoute);

            return odataRoute;
        }