From d0a5b212bdf3daf4ab51cefd45d980c79d977cad Mon Sep 17 00:00:00 2001
From: Paul Irwin <paulirwin@gmail.com>
Date: Mon, 2 Dec 2024 21:04:24 -0700
Subject: [PATCH] Remove netstandard2.0 target, #1041

---
 .github/workflows/Generate-TestWorkflows.ps1  |  2 +-
 TestTargetFramework.props                     | 11 ++--
 azure-pipelines.yml                           | 59 -------------------
 .../Lucene.Net.Analysis.Common.csproj         |  8 +--
 .../Lucene.Net.Analysis.Kuromoji.csproj       |  6 +-
 .../Lucene.Net.Analysis.Morfologik.csproj     |  4 +-
 .../Lucene.Net.Analysis.Phonetic.csproj       |  4 +-
 .../Lucene.Net.Analysis.SmartCn.csproj        |  6 +-
 .../Lucene.Net.Analysis.Stempel.csproj        |  2 +-
 .../Lucene.Net.Benchmark.csproj               |  4 +-
 .../Lucene.Net.Classification.csproj          |  4 +-
 .../Lucene.Net.Codecs.csproj                  |  4 +-
 src/Lucene.Net.Demo/Lucene.Net.Demo.csproj    |  2 +-
 .../Lucene.Net.Expressions.csproj             |  8 +--
 src/Lucene.Net.Facet/Lucene.Net.Facet.csproj  |  6 +-
 .../Lucene.Net.Grouping.csproj                |  4 +-
 .../Lucene.Net.Highlighter.csproj             |  4 +-
 src/Lucene.Net.Join/Lucene.Net.Join.csproj    |  4 +-
 .../Lucene.Net.Memory.csproj                  |  4 +-
 src/Lucene.Net.Misc/Lucene.Net.Misc.csproj    |  4 +-
 .../Lucene.Net.Queries.csproj                 |  4 +-
 .../Lucene.Net.QueryParser.csproj             |  4 +-
 .../Lucene.Net.Replicator.csproj              |  4 +-
 .../Lucene.Net.Sandbox.csproj                 |  4 +-
 .../Lucene.Net.Spatial.csproj                 |  4 +-
 .../Lucene.Net.Suggest.csproj                 |  4 +-
 .../Lucene.Net.TestFramework.csproj           |  5 +-
 src/Lucene.Net/Lucene.Net.csproj              |  6 +-
 .../Lucene.Net.ICU/Lucene.Net.ICU.csproj      |  2 +-
 .../Lucene.Net.Replicator.AspNetCore.csproj   |  2 +-
 30 files changed, 33 insertions(+), 156 deletions(-)

diff --git a/.github/workflows/Generate-TestWorkflows.ps1 b/.github/workflows/Generate-TestWorkflows.ps1
index e292365337..1ef4ea1c9d 100644
--- a/.github/workflows/Generate-TestWorkflows.ps1
+++ b/.github/workflows/Generate-TestWorkflows.ps1
@@ -68,7 +68,7 @@ param(
 
     [string]$RepoRoot = (Split-Path (Split-Path $PSScriptRoot)),
 
-    [string[]]$TestFrameworks = @('net9.0','net8.0','net6.0','net472','net48'), # targets under test: net8.0, net8.0, netstandard2.1, netstandard2.0, net462
+    [string[]]$TestFrameworks = @('net9.0','net8.0','net6.0','net48'), # targets under test: net8.0, net8.0, netstandard2.1, net462
 
     [string[]]$OperatingSystems = @('windows-latest', 'ubuntu-latest'),
 
diff --git a/TestTargetFramework.props b/TestTargetFramework.props
index 3b90f2b162..0924397131 100644
--- a/TestTargetFramework.props
+++ b/TestTargetFramework.props
@@ -42,18 +42,17 @@
       net8.0            | net8.0
       net6.0            | netstandard2.1
       net48             | net462
-      net472            | netstandard2.0
     -->
 
     <TargetFrameworks Condition=" '$(TestFrameworks)' == 'true' ">net9.0;net8.0;net6.0</TargetFrameworks>
-    <TargetFrameworks Condition=" '$(TestFrameworks)' == 'true' AND $([MSBuild]::IsOsPlatform('Windows')) ">$(TargetFrameworks);net48;net472</TargetFrameworks>
+    <TargetFrameworks Condition=" '$(TestFrameworks)' == 'true' AND $([MSBuild]::IsOsPlatform('Windows')) ">$(TargetFrameworks);net48</TargetFrameworks>
     <TargetFramework Condition=" '$(TargetFrameworks)' != '' "></TargetFramework>
   </PropertyGroup>
 
-  <PropertyGroup Label="Mismatched Target Framework (to override the target framework under test)">
-    <SetTargetFramework></SetTargetFramework>
-    <SetTargetFramework Condition=" '$(TargetFramework)' == 'net472' ">TargetFramework=netstandard2.0</SetTargetFramework>
-  </PropertyGroup>
+<!--  <PropertyGroup Label="Mismatched Target Framework (to override the target framework under test)">-->
+<!--    <SetTargetFramework></SetTargetFramework>-->
+<!--    <SetTargetFramework Condition=" '$(TargetFramework)' == 'net472' ">TargetFramework=netstandard2.0</SetTargetFramework>-->
+<!--  </PropertyGroup>-->
 
   <PropertyGroup Label="Assembly Publishing">
     <IsPublishable>true</IsPublishable>
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 5771dd7556..7b012ba408 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -256,15 +256,6 @@ stages:
         configuration: '$(BuildConfiguration)'
         platform: '$(BuildPlatform)'
 
-    - template: '.build/azure-templates/publish-test-binaries.yml'
-      parameters:
-        publishDirectory: $(PublishDirectory)
-        framework: 'net472'
-        binaryArtifactName: '$(BinaryArtifactName)'
-        testSettingsFilePath: '$(Build.ArtifactStagingDirectory)/$(TestSettingsFileName)'
-        configuration: '$(BuildConfiguration)'
-        platform: '$(BuildPlatform)'
-
     - template: '.build/azure-templates/publish-test-binaries.yml'
       parameters:
         publishDirectory: $(PublishDirectory)
@@ -515,56 +506,6 @@ stages:
         maximumAllowedFailures: $(maximumAllowedFailures)
         dotNetSdkVersion: '$(DotNetSDKVersion)'
 
-  - job: Test_net472_x64
-    condition: and(succeeded(), ne(variables['RunTests'], 'false'))
-    strategy:
-      matrix:
-        Windows:
-          osName: 'Windows'
-          imageName: 'windows-latest'
-          maximumParallelJobs: 8
-          maximumAllowedFailures: 0 # Maximum allowed failures for a successful build
-    displayName: 'Test net472,x64 on'
-    pool:
-      vmImage: $(imageName)
-    steps:
-    - template: '.build/azure-templates/run-tests-on-os.yml'
-      parameters:
-        osName: $(osName)
-        framework: 'net472'
-        vsTestPlatform: 'x64'
-        testBinariesArtifactName: '$(TestBinariesArtifactName)'
-        nugetArtifactName: '$(NuGetArtifactName)'
-        testResultsArtifactName: '$(TestResultsArtifactName)'
-        maximumParallelJobs: $(maximumParallelJobs)
-        maximumAllowedFailures: $(maximumAllowedFailures)
-        dotNetSdkVersion: '$(DotNetSDKVersion)'
-
-  - job: Test_net472_x86 # Only run Nightly or if explicitly enabled with RunX86Tests
-    condition: and(succeeded(), ne(variables['RunTests'], 'false'), or(eq(variables['IsNightly'], 'true'), eq(variables['RunX86Tests'], 'true')))
-    strategy:
-      matrix:
-        Windows:
-          osName: 'Windows'
-          imageName: 'windows-latest'
-          maximumParallelJobs: 8
-          maximumAllowedFailures: 0 # Maximum allowed failures for a successful build
-    displayName: 'Test net472,x86 on'
-    pool:
-      vmImage: $(imageName)
-    steps:
-    - template: '.build/azure-templates/run-tests-on-os.yml'
-      parameters:
-        osName: $(osName)
-        framework: 'net472'
-        vsTestPlatform: 'x86'
-        testBinariesArtifactName: '$(TestBinariesArtifactName)'
-        nugetArtifactName: '$(NuGetArtifactName)'
-        testResultsArtifactName: '$(TestResultsArtifactName)'
-        maximumParallelJobs: $(maximumParallelJobs)
-        maximumAllowedFailures: $(maximumAllowedFailures)
-        dotNetSdkVersion: '$(DotNetSDKVersion)'
-
   - job: Test_net48_Windows_x64
     condition: and(succeeded(), ne(variables['RunTests'], 'false'))
     displayName: 'Test net48,x64 on Windows'
diff --git a/src/Lucene.Net.Analysis.Common/Lucene.Net.Analysis.Common.csproj b/src/Lucene.Net.Analysis.Common/Lucene.Net.Analysis.Common.csproj
index 5e6cbf2fec..bdae418a46 100644
--- a/src/Lucene.Net.Analysis.Common/Lucene.Net.Analysis.Common.csproj
+++ b/src/Lucene.Net.Analysis.Common/Lucene.Net.Analysis.Common.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Analysis.Common</AssemblyTitle>
     <PackageTags>$(PackageTags);analysis</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <EmbeddedResource Include="**/*.rslp" Exclude="bin/**/*;obj/**/*" Label="RSLP Test Data" />
     <EmbeddedResource Include="**/*.dtd" Exclude="bin/**/*;obj/**/*" Label="DTD Test Data" />
@@ -50,10 +48,6 @@
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' ">
-    <PackageReference Include="System.Memory" Version="$(SystemMemoryPackageVersion)" />
-  </ItemGroup>
-
   <ItemGroup Condition=" '$(TargetFramework)' == 'net462' ">
     <PackageReference Include="System.Memory" Version="$(SystemMemoryPackageVersion)" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Analysis.Kuromoji/Lucene.Net.Analysis.Kuromoji.csproj b/src/Lucene.Net.Analysis.Kuromoji/Lucene.Net.Analysis.Kuromoji.csproj
index dd2835a78a..2df3222bf2 100644
--- a/src/Lucene.Net.Analysis.Kuromoji/Lucene.Net.Analysis.Kuromoji.csproj
+++ b/src/Lucene.Net.Analysis.Kuromoji/Lucene.Net.Analysis.Kuromoji.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Analysis.Kuromoji</AssemblyTitle>
     <PackageTags>$(PackageTags);analysis;japanese</PackageTags>
@@ -58,10 +58,6 @@
     <PackageReference Include="System.Text.Encoding.CodePages" Version="$(SystemTextEncodingCodePagesPackageVersion)" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0' ">
-    <PackageReference Include="System.Text.Encoding.CodePages" Version="$(SystemTextEncodingCodePagesPackageVersion)" />
-  </ItemGroup>
-
   <ItemGroup>
     <InternalsVisibleTo Include="Lucene.Net.Tests.Analysis.Kuromoji" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Analysis.Morfologik/Lucene.Net.Analysis.Morfologik.csproj b/src/Lucene.Net.Analysis.Morfologik/Lucene.Net.Analysis.Morfologik.csproj
index 7a8b42948a..8b0c246863 100644
--- a/src/Lucene.Net.Analysis.Morfologik/Lucene.Net.Analysis.Morfologik.csproj
+++ b/src/Lucene.Net.Analysis.Morfologik/Lucene.Net.Analysis.Morfologik.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Analysis.Morfologik</AssemblyTitle>
     <RootNamespace>Lucene.Net.Analysis</RootNamespace>
@@ -39,8 +39,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <Compile Remove="Properties\AssemblyInfo.cs" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Analysis.Phonetic/Lucene.Net.Analysis.Phonetic.csproj b/src/Lucene.Net.Analysis.Phonetic/Lucene.Net.Analysis.Phonetic.csproj
index 77242c0b42..47b565aa8b 100644
--- a/src/Lucene.Net.Analysis.Phonetic/Lucene.Net.Analysis.Phonetic.csproj
+++ b/src/Lucene.Net.Analysis.Phonetic/Lucene.Net.Analysis.Phonetic.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Analysis.Phonetic</AssemblyTitle>
     <PackageTags>$(PackageTags);analysis;soundex;double;metaphone;sounds;like;beider;morse;cologne;caverphone;nysiis;match;rating</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <EmbeddedResource Include="Language\*.txt" />
     <EmbeddedResource Include="Language\Bm\*" Exclude="*.cs" />
diff --git a/src/Lucene.Net.Analysis.SmartCn/Lucene.Net.Analysis.SmartCn.csproj b/src/Lucene.Net.Analysis.SmartCn/Lucene.Net.Analysis.SmartCn.csproj
index aa7eaa30b1..8a19519e58 100644
--- a/src/Lucene.Net.Analysis.SmartCn/Lucene.Net.Analysis.SmartCn.csproj
+++ b/src/Lucene.Net.Analysis.SmartCn/Lucene.Net.Analysis.SmartCn.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Analysis.SmartCn</AssemblyTitle>
     <PackageTags>$(PackageTags);analysis;chinese;smart</PackageTags>
@@ -60,8 +60,4 @@
     <PackageReference Include="System.Text.Encoding.CodePages" Version="$(SystemTextEncodingCodePagesPackageVersion)" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' ">
-    <PackageReference Include="System.Text.Encoding.CodePages" Version="$(SystemTextEncodingCodePagesPackageVersion)" />
-  </ItemGroup>
-
 </Project>
diff --git a/src/Lucene.Net.Analysis.Stempel/Lucene.Net.Analysis.Stempel.csproj b/src/Lucene.Net.Analysis.Stempel/Lucene.Net.Analysis.Stempel.csproj
index 548b312317..25d25ed0c5 100644
--- a/src/Lucene.Net.Analysis.Stempel/Lucene.Net.Analysis.Stempel.csproj
+++ b/src/Lucene.Net.Analysis.Stempel/Lucene.Net.Analysis.Stempel.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Analysis.Stempel</AssemblyTitle>
     <PackageTags>$(PackageTags);analysis;polish</PackageTags>
diff --git a/src/Lucene.Net.Benchmark/Lucene.Net.Benchmark.csproj b/src/Lucene.Net.Benchmark/Lucene.Net.Benchmark.csproj
index b1d885edb1..ba4e6c43da 100644
--- a/src/Lucene.Net.Benchmark/Lucene.Net.Benchmark.csproj
+++ b/src/Lucene.Net.Benchmark/Lucene.Net.Benchmark.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Benchmark</AssemblyTitle>
     <PackageTags>$(PackageTags);benchmark</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\dotnet\Lucene.Net.ICU\Lucene.Net.ICU.csproj" />
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
diff --git a/src/Lucene.Net.Classification/Lucene.Net.Classification.csproj b/src/Lucene.Net.Classification/Lucene.Net.Classification.csproj
index 05906ea69d..397753be46 100644
--- a/src/Lucene.Net.Classification/Lucene.Net.Classification.csproj
+++ b/src/Lucene.Net.Classification/Lucene.Net.Classification.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Classification</AssemblyTitle>
     <PackageTags>$(PackageTags);classification</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
     <ProjectReference Include="..\Lucene.Net.Queries\Lucene.Net.Queries.csproj" />
diff --git a/src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj b/src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj
index 648d4110d3..f8d80bf1f5 100644
--- a/src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj
+++ b/src/Lucene.Net.Codecs/Lucene.Net.Codecs.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Codecs</AssemblyTitle>
     <PackageTags>$(PackageTags);codec</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Demo/Lucene.Net.Demo.csproj b/src/Lucene.Net.Demo/Lucene.Net.Demo.csproj
index ad47ca5040..0519ce7df3 100644
--- a/src/Lucene.Net.Demo/Lucene.Net.Demo.csproj
+++ b/src/Lucene.Net.Demo/Lucene.Net.Demo.csproj
@@ -24,7 +24,7 @@
   <!-- Demo is deployed through the dotnet/tools/lucene-cli package -->
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Demo</AssemblyTitle>
     <Description>Simple example code for the Lucene.Net full-text search engine library from The Apache Software Foundation.</Description>
diff --git a/src/Lucene.Net.Expressions/Lucene.Net.Expressions.csproj b/src/Lucene.Net.Expressions/Lucene.Net.Expressions.csproj
index ac9bc19766..0059d366f5 100644
--- a/src/Lucene.Net.Expressions/Lucene.Net.Expressions.csproj
+++ b/src/Lucene.Net.Expressions/Lucene.Net.Expressions.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Expressions</AssemblyTitle>
     <PackageTags>$(PackageTags);expression</PackageTags>
@@ -53,12 +53,6 @@
     <PackageReference Include="System.Reflection.TypeExtensions" Version="$(SystemReflectionTypeExtensionsPackageVersion)" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' ">
-    <PackageReference Include="System.Reflection.Emit" Version="$(SystemReflectionEmitPackageVersion)" />
-    <PackageReference Include="System.Reflection.Emit.ILGeneration" Version="$(SystemReflectionEmitILGenerationPackageVersion)" />
-    <PackageReference Include="System.Reflection.TypeExtensions" Version="$(SystemReflectionTypeExtensionsPackageVersion)" />
-  </ItemGroup>
-
   <ItemGroup>
     <EmbeddedResource Include="JS\JavascriptCompiler.properties" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Facet/Lucene.Net.Facet.csproj b/src/Lucene.Net.Facet/Lucene.Net.Facet.csproj
index 6fbc16f186..f15cf17997 100644
--- a/src/Lucene.Net.Facet/Lucene.Net.Facet.csproj
+++ b/src/Lucene.Net.Facet/Lucene.Net.Facet.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Facet</AssemblyTitle>
     <PackageTags>$(PackageTags);facet;faceted</PackageTags>
@@ -43,10 +43,6 @@
     <ProjectReference Include="..\Lucene.Net.Queries\Lucene.Net.Queries.csproj" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' ">
-    <PackageReference Include="System.Memory" Version="$(SystemMemoryPackageVersion)" />
-  </ItemGroup>
-
   <ItemGroup Condition=" '$(TargetFramework)' == 'net462' ">
     <PackageReference Include="System.Memory" Version="$(SystemMemoryPackageVersion)" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Grouping/Lucene.Net.Grouping.csproj b/src/Lucene.Net.Grouping/Lucene.Net.Grouping.csproj
index 484b6623e4..32564f831b 100644
--- a/src/Lucene.Net.Grouping/Lucene.Net.Grouping.csproj
+++ b/src/Lucene.Net.Grouping/Lucene.Net.Grouping.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Grouping</AssemblyTitle>
     <PackageTags>$(PackageTags);grouping;group</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
     <ProjectReference Include="..\Lucene.Net.Queries\Lucene.Net.Queries.csproj" />
diff --git a/src/Lucene.Net.Highlighter/Lucene.Net.Highlighter.csproj b/src/Lucene.Net.Highlighter/Lucene.Net.Highlighter.csproj
index a0a3cd5213..3513442343 100644
--- a/src/Lucene.Net.Highlighter/Lucene.Net.Highlighter.csproj
+++ b/src/Lucene.Net.Highlighter/Lucene.Net.Highlighter.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Highlighter</AssemblyTitle>
     <PackageTags>$(PackageTags);highlight;highlighter</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net.Memory\Lucene.Net.Memory.csproj" />
     <ProjectReference Include="..\Lucene.Net.Queries\Lucene.Net.Queries.csproj" />
diff --git a/src/Lucene.Net.Join/Lucene.Net.Join.csproj b/src/Lucene.Net.Join/Lucene.Net.Join.csproj
index c7ce018d2e..f3969df4ab 100644
--- a/src/Lucene.Net.Join/Lucene.Net.Join.csproj
+++ b/src/Lucene.Net.Join/Lucene.Net.Join.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <RootNamespace>Lucene.Net.Search.Join</RootNamespace>
 
@@ -40,8 +40,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net.Grouping\Lucene.Net.Grouping.csproj" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Memory/Lucene.Net.Memory.csproj b/src/Lucene.Net.Memory/Lucene.Net.Memory.csproj
index 542ce56cd8..7240a0610f 100644
--- a/src/Lucene.Net.Memory/Lucene.Net.Memory.csproj
+++ b/src/Lucene.Net.Memory/Lucene.Net.Memory.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Memory</AssemblyTitle>
     <PackageTags>$(PackageTags);memory</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Misc/Lucene.Net.Misc.csproj b/src/Lucene.Net.Misc/Lucene.Net.Misc.csproj
index ba02b925a8..df9184eb3c 100644
--- a/src/Lucene.Net.Misc/Lucene.Net.Misc.csproj
+++ b/src/Lucene.Net.Misc/Lucene.Net.Misc.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Misc</AssemblyTitle>
     <PackageTags>$(PackageTags);miscellaneous</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <Compile Remove="Store\*" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Queries/Lucene.Net.Queries.csproj b/src/Lucene.Net.Queries/Lucene.Net.Queries.csproj
index d90fe17eb8..b316bee136 100644
--- a/src/Lucene.Net.Queries/Lucene.Net.Queries.csproj
+++ b/src/Lucene.Net.Queries/Lucene.Net.Queries.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Queries</AssemblyTitle>
     <PackageTags>$(PackageTags);query;queries</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
   </ItemGroup>
diff --git a/src/Lucene.Net.QueryParser/Lucene.Net.QueryParser.csproj b/src/Lucene.Net.QueryParser/Lucene.Net.QueryParser.csproj
index 33fd9085bb..46fe0e7ae0 100644
--- a/src/Lucene.Net.QueryParser/Lucene.Net.QueryParser.csproj
+++ b/src/Lucene.Net.QueryParser/Lucene.Net.QueryParser.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <RootNamespace>Lucene.Net.QueryParsers</RootNamespace>
 
@@ -42,8 +42,6 @@
     <NoWarn Label="Remove unused parameter">$(NoWarn);IDE0060</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net.Analysis.Common\Lucene.Net.Analysis.Common.csproj" />
     <ProjectReference Include="..\Lucene.Net.Queries\Lucene.Net.Queries.csproj" />
diff --git a/src/Lucene.Net.Replicator/Lucene.Net.Replicator.csproj b/src/Lucene.Net.Replicator/Lucene.Net.Replicator.csproj
index f125bdda5a..35b9867bdb 100644
--- a/src/Lucene.Net.Replicator/Lucene.Net.Replicator.csproj
+++ b/src/Lucene.Net.Replicator/Lucene.Net.Replicator.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Replicator</AssemblyTitle>
     <PackageTags>$(PackageTags);files;replication;replicate</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
     <ProjectReference Include="..\Lucene.Net.Facet\Lucene.Net.Facet.csproj" />
diff --git a/src/Lucene.Net.Sandbox/Lucene.Net.Sandbox.csproj b/src/Lucene.Net.Sandbox/Lucene.Net.Sandbox.csproj
index 8f59f33e1f..d72286a61b 100644
--- a/src/Lucene.Net.Sandbox/Lucene.Net.Sandbox.csproj
+++ b/src/Lucene.Net.Sandbox/Lucene.Net.Sandbox.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Sandbox</AssemblyTitle>
     <PackageTags>$(PackageTags);sandbox</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
   </ItemGroup>
diff --git a/src/Lucene.Net.Spatial/Lucene.Net.Spatial.csproj b/src/Lucene.Net.Spatial/Lucene.Net.Spatial.csproj
index f7cd2c25d8..2517e3c3bd 100644
--- a/src/Lucene.Net.Spatial/Lucene.Net.Spatial.csproj
+++ b/src/Lucene.Net.Spatial/Lucene.Net.Spatial.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Spatial</AssemblyTitle>
     <PackageTags>$(PackageTags);spatial;geo;geospatial;2d</PackageTags>
@@ -39,8 +39,6 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net\Lucene.Net.csproj" />
     <ProjectReference Include="..\Lucene.Net.Queries\Lucene.Net.Queries.csproj" />
diff --git a/src/Lucene.Net.Suggest/Lucene.Net.Suggest.csproj b/src/Lucene.Net.Suggest/Lucene.Net.Suggest.csproj
index bf76f8a93f..746fc13f90 100644
--- a/src/Lucene.Net.Suggest/Lucene.Net.Suggest.csproj
+++ b/src/Lucene.Net.Suggest/Lucene.Net.Suggest.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Suggest</AssemblyTitle>
     <PackageTags>$(PackageTags);suggest;suggestion</PackageTags>
@@ -38,8 +38,6 @@
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <ProjectReference Include="..\Lucene.Net.Analysis.Common\Lucene.Net.Analysis.Common.csproj" />
     <ProjectReference Include="..\Lucene.Net.Misc\Lucene.Net.Misc.csproj" />
diff --git a/src/Lucene.Net.TestFramework/Lucene.Net.TestFramework.csproj b/src/Lucene.Net.TestFramework/Lucene.Net.TestFramework.csproj
index d10a277d30..23d86de8c3 100644
--- a/src/Lucene.Net.TestFramework/Lucene.Net.TestFramework.csproj
+++ b/src/Lucene.Net.TestFramework/Lucene.Net.TestFramework.csproj
@@ -30,20 +30,17 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.TestFramework</AssemblyTitle>
     <RootNamespace>Lucene.Net</RootNamespace>
     <PackageTags>$(PackageTags);testframework;test;framework;nunit</PackageTags>
     <DocumentationFile>bin\$(Configuration)\$(TargetFramework)\$(AssemblyName).xml</DocumentationFile>
 
-
     <NoWarn>$(NoWarn);1591;1573</NoWarn>
     <NoWarn Label="Collection initialization can be simplified">$(NoWarn);IDE0028</NoWarn>
   </PropertyGroup>
 
-
-
   <ItemGroup>
     <None Remove="Util\europarl.lines.txt.gz" />
     <EmbeddedResource Include="Util\europarl.lines.txt.gz" />
diff --git a/src/Lucene.Net/Lucene.Net.csproj b/src/Lucene.Net/Lucene.Net.csproj
index b56162e52f..51cc667b65 100644
--- a/src/Lucene.Net/Lucene.Net.csproj
+++ b/src/Lucene.Net/Lucene.Net.csproj
@@ -24,7 +24,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net</AssemblyTitle>
     <Description>Lucene.Net is a full-text search engine library capable of advanced text analysis, indexing, and searching. It can be used to easily add search capabilities to applications. Lucene.Net is a C# port of the popular Java Lucene search engine framework from The Apache Software Foundation, targeted at .NET Framework and .NET Core users.</Description>
@@ -58,10 +58,6 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="$(MicrosoftExtensionsConfigurationAbstractionsPackageVersion)" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' ">
-    <PackageReference Include="System.Memory" Version="$(SystemMemoryPackageVersion)" />
-  </ItemGroup>
-
   <ItemGroup Condition=" '$(TargetFramework)' == 'net462' ">
     <PackageReference Include="System.Memory" Version="$(SystemMemoryPackageVersion)" />
     <PackageReference Include="System.Runtime.InteropServices.RuntimeInformation" Version="$(SystemRuntimeInteropServicesRuntimeInformationPackageVersion)" />
diff --git a/src/dotnet/Lucene.Net.ICU/Lucene.Net.ICU.csproj b/src/dotnet/Lucene.Net.ICU/Lucene.Net.ICU.csproj
index ab293e5026..d98a7ea266 100644
--- a/src/dotnet/Lucene.Net.ICU/Lucene.Net.ICU.csproj
+++ b/src/dotnet/Lucene.Net.ICU/Lucene.Net.ICU.csproj
@@ -30,7 +30,7 @@
   <Import Project="$(SolutionDir).build/nuget.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.ICU</AssemblyTitle>
     <PackageTags>$(PackageTags);icu;international;unicode</PackageTags>
diff --git a/src/dotnet/Lucene.Net.Replicator.AspNetCore/Lucene.Net.Replicator.AspNetCore.csproj b/src/dotnet/Lucene.Net.Replicator.AspNetCore/Lucene.Net.Replicator.AspNetCore.csproj
index cf6e041633..9d9fc32c1b 100644
--- a/src/dotnet/Lucene.Net.Replicator.AspNetCore/Lucene.Net.Replicator.AspNetCore.csproj
+++ b/src/dotnet/Lucene.Net.Replicator.AspNetCore/Lucene.Net.Replicator.AspNetCore.csproj
@@ -25,7 +25,7 @@
   <!--<Import Project="$(SolutionDir).build/nuget.props" />-->
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;netstandard2.1;net462</TargetFrameworks>
 
     <AssemblyTitle>Lucene.Net.Replicator.AspNetCore</AssemblyTitle>
     <Description>AspNetCore integration of Lucene.Net.Replicator for the Lucene.Net full-text search engine library from The Apache Software Foundation.</Description>