Remove CultureInfoCache (#323)

Localization.sln

@@ -14,8 +14,6 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "samples", "samples", "{7987
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LocalizationSample", "samples\LocalizationSample\LocalizationSample.csproj", "{55D9501F-15B9-4339-A0AB-6082850E5FCE}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.Extensions.Globalization.CultureInfoCache", "src\Microsoft.Extensions.Globalization.CultureInfoCache\Microsoft.Extensions.Globalization.CultureInfoCache.csproj", "{F3988D3A-A4C8-4FD7-BAFE-13E0D0A1659A}"
-EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{B723DB83-A670-4BCB-95FB-195361331AD2}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.Extensions.Localization.Tests", "test\Microsoft.Extensions.Localization.Tests\Microsoft.Extensions.Localization.Tests.csproj", "{287AD58D-DF34-4F16-8616-FD78FA1CADF9}"

src/Microsoft.AspNetCore.Localization/Microsoft.AspNetCore.Localization.csproj

@@ -12,7 +12,6 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\Microsoft.Extensions.Globalization.CultureInfoCache\Microsoft.Extensions.Globalization.CultureInfoCache.csproj" />
     <ProjectReference Include="..\Microsoft.Extensions.Localization.Abstractions\Microsoft.Extensions.Localization.Abstractions.csproj" />
     <PackageReference Include="Microsoft.AspNetCore.Http.Extensions" Version="1.2.0-*" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="1.2.0-*" />

src/Microsoft.Extensions.Globalization.CultureInfoCache/CultureInfoCache.cs

@@ -1,68 +0,0 @@
-// 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.Collections.Concurrent;
-using System.Collections.Generic;
-using System.Globalization;
-using System.Linq;
-
-namespace Microsoft.Extensions.Globalization
-{
-    /// <summary>
-    /// Provides read-only cached instances of <see cref="CultureInfo"/>.
-    /// </summary>
-    [Obsolete("This type is obsolete and will be removed in a future version.")]
-    public static class CultureInfoCache
-    {
-        private static readonly ConcurrentDictionary<string, CacheEntry> _cache = new ConcurrentDictionary<string, CacheEntry>();
-
-        /// <summary>
-        /// Gets a read-only cached <see cref="CultureInfo"/> for the specified name. Only names that exist in
-        /// <paramref name="supportedCultures"/> will be used.
-        /// </summary>
-        /// <param name="name">The culture name.</param>
-        /// <param name="supportedCultures">The cultures supported by the application.</param>
-        /// <returns>
-        /// A read-only cached <see cref="CultureInfo"/> or <c>null</c> if a match wasn't found in
-        /// <paramref name="supportedCultures"/>.
-        /// </returns>
-        public static CultureInfo GetCultureInfo(string name, IList<CultureInfo> supportedCultures)
-        {
-            // Allow only known culture names as this API is called with input from users (HTTP requests) and
-            // creating CultureInfo objects is expensive and we don't want it to throw either.
-            if (name == null || supportedCultures == null ||
-                !supportedCultures.Any(supportedCulture => string.Equals(supportedCulture.Name, name, StringComparison.OrdinalIgnoreCase)))
-            {
-                return null;
-            }
-
-            var entry = _cache.GetOrAdd(name, n =>
-            {
-                try
-                {
-                    return new CacheEntry(CultureInfo.ReadOnly(new CultureInfo(n)));
-                }
-                catch (CultureNotFoundException)
-                {
-                    // This can still throw as the list of culture names we have is generated from latest .NET Framework
-                    // on latest Windows and thus contains names that won't be supported on lower framework or OS versions.
-                    // We can just cache the null result in these cases as it's ultimately bound by the list anyway.
-                    return new CacheEntry(cultureInfo: null);
-                }
-            });
-
-            return entry.CultureInfo;
-        }
-
-        private class CacheEntry
-        {
-            public CacheEntry(CultureInfo cultureInfo)
-            {
-                CultureInfo = cultureInfo;
-            }
-
-            public CultureInfo CultureInfo { get; }
-        }
-    }
-}

src/Microsoft.Extensions.Globalization.CultureInfoCache/Microsoft.Extensions.Globalization.CultureInfoCache.csproj

@@ -1,14 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <Import Project="..\..\build\common.props" />
-
-  <PropertyGroup>
-    <Product>Microsoft .NET Extensions</Product>
-    <Description>Provides cached instances of CultureInfo using a generated list of known culture names for use in scenarios where unbounded CultureInfo creation is undesirable.</Description>
-    <TargetFramework>netstandard1.1</TargetFramework>
-    <NoWarn>$(NoWarn);CS1591</NoWarn>
-    <GenerateDocumentationFile>true</GenerateDocumentationFile>
-    <PackageTags>globalization;localization</PackageTags>
-  </PropertyGroup>
-
-</Project>

src/Microsoft.Extensions.Globalization.CultureInfoCache/baseline.netcore.json

@@ -1,35 +0,0 @@
-{
-  "AssemblyIdentity": "Microsoft.Extensions.Globalization.CultureInfoCache, Version=1.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60",
-  "Types": [
-    {
-      "Name": "Microsoft.Extensions.Globalization.CultureInfoCache",
-      "Visibility": "Public",
-      "Kind": "Class",
-      "Abstract": true,
-      "Static": true,
-      "Sealed": true,
-      "ImplementedInterfaces": [],
-      "Members": [
-        {
-          "Kind": "Method",
-          "Name": "GetCultureInfo",
-          "Parameters": [
-            {
-              "Name": "name",
-              "Type": "System.String"
-            },
-            {
-              "Name": "supportedCultures",
-              "Type": "System.Collections.Generic.IList<System.Globalization.CultureInfo>"
-            }
-          ],
-          "ReturnType": "System.Globalization.CultureInfo",
-          "Static": true,
-          "Visibility": "Public",
-          "GenericParameter": []
-        }
-      ],
-      "GenericParameters": []
-    }
-  ]
-}