Delete unused code from old Catalog2Registration

Progress on NuGet/NuGetGallery#7920

build.ps1

@@ -127,7 +127,6 @@ Invoke-BuildStep 'Creating artifacts' {
             "src\Ng\Catalog2Dnx.nuspec", `
             "src\Ng\Catalog2icon.nuspec", `
             "src\Ng\Catalog2Monitoring.nuspec", `
-            "src\Ng\Catalog2Registration.nuspec", `
             "src\Ng\Db2Catalog.nuspec", `
             "src\Ng\Db2Monitoring.nuspec", `
             "src\Ng\Monitoring2Monitoring.nuspec", `

src/Catalog/Registration/FlatContainerPackagePathProvider.cs → src/Catalog/FlatContainerPackagePathProvider.cs

@@ -4,9 +4,9 @@
 using System;
 using NuGet.Services.Metadata.Catalog.Helpers;
 
-namespace NuGet.Services.Metadata.Catalog.Registration
+namespace NuGet.Services.Metadata.Catalog
 {
-    public class FlatContainerPackagePathProvider : IPackagePathProvider
+    public class FlatContainerPackagePathProvider
     {
         private readonly string _container;
 

src/Catalog/Helpers/NuGetVersionUtility.cs

@@ -1,11 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-using System;
-using System.Linq;
 using NuGet.Versioning;
-using VDS.RDF;
-using VDS.RDF.Query;
 
 namespace NuGet.Services.Metadata.Catalog.Helpers
 {
@@ -43,87 +39,5 @@ public static string GetFullVersionString(string version)
 
             return parsedVersion.ToFullString();
         }
-
-        public static bool IsVersionSemVer2(string version)
-        {
-            NuGetVersion parsedVersion;
-            if (!NuGetVersion.TryParse(version, out parsedVersion))
-            {
-                return false;
-            }
-
-            return parsedVersion.IsSemVer2;
-        }
-
-        public static bool IsVersionRangeSemVer2(string versionRange)
-        {
-            VersionRange parsedVersionRange;
-            if (!VersionRange.TryParse(versionRange, out parsedVersionRange))
-            {
-                return false;
-            }
-
-            if (parsedVersionRange.HasLowerBound && parsedVersionRange.MinVersion.IsSemVer2)
-            {
-                return true;
-            }
-
-            if (parsedVersionRange.HasUpperBound && parsedVersionRange.MaxVersion.IsSemVer2)
-            {
-                return true;
-            }
-
-            return false;
-        }
-
-        public static bool IsGraphSemVer2(string version, string resourceUri, IGraph graph)
-        {
-            // Is the package version itself SemVer 2.0.0?
-            if (IsVersionSemVer2(version))
-            {
-                return true;
-            }
-
-            if (resourceUri == null)
-            {
-                throw new ArgumentNullException(nameof(resourceUri));
-            }
-
-            if (graph == null)
-            {
-                throw new ArgumentNullException(nameof(graph));
-            }
-
-            // Is the verbatim version SemVer 2.0.0?
-            var parsedResourceUri = new Uri(resourceUri);
-            var verbatimVersion = graph.GetTriplesWithSubjectPredicate(
-                graph.CreateUriNode(parsedResourceUri),
-                graph.CreateUriNode(Schema.Predicates.VerbatimVersion)).FirstOrDefault()?.Object as ILiteralNode;
-            if (verbatimVersion != null && IsVersionSemVer2(verbatimVersion.Value))
-            {
-                return true;
-            }
-
-            // Are any of the dependency version ranges SemVer 2.0.0?
-            var sparql = new SparqlParameterizedString
-            {
-                CommandText = Utils.GetResource("sparql.SelectDistinctDependencyVersionRanges.rq")
-            };
-            sparql.SetUri("resourceUri", new Uri(resourceUri));
-            var query = sparql.ToString();
-
-            TripleStore store = new TripleStore();
-            store.Add(graph, true);
-            foreach (SparqlResult row in SparqlHelpers.Select(store, query))
-            {
-                var unparsedVersionRange = row["versionRange"].ToString();
-                if (IsVersionRangeSemVer2(unparsedVersionRange))
-                {
-                    return true;
-                }
-            }
-
-            return false;
-        }
     }
 }