Web.PublishedCache - create, migrate

src/Umbraco.Web/PublishedCache/IPublishedContentCache.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+using Umbraco.Core.Models;
+
+namespace Umbraco.Web.PublishedCache
+{
+    internal interface IPublishedContentCache : IPublishedCache
+    {
+        // do we want that one?
+        IPublishedContent GetByRoute(UmbracoContext umbracoContext, string route, bool? hideTopLevelNode = null);
+        // do we want that one?
+        IPublishedContent GetByUrlAlias(UmbracoContext umbracoContext, int rootNodeId, string alias);
+
+        // vs. having a GetDocumentByXPath ?!
+
+        // do we want to get-by-xpath?
+
+        bool HasContent(UmbracoContext umbracoContext);
+    }
+}