[feature] Improve JSON performance

.github/workflows/cd_standard.yaml

@@ -36,7 +36,7 @@ jobs:
 
     - uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: '7.0.x'
+        dotnet-version: '8.0.x'
 
     - name: Cache OpenDDS libraries
       id: opendds-libraries-windows-cd
@@ -130,7 +130,7 @@ jobs:
 
     - uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: '7.0.x'
+        dotnet-version: '8.0.x'
 
     - name: Cache OpenDDS libraries
       id: opendds-libraries-linux-cd
@@ -236,7 +236,7 @@ jobs:
 
     - uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: '7.0.x'
+        dotnet-version: '8.0.x'
 
     - name: Cache OpenDDS libraries
       id: opendds-libraries-macos-cd
@@ -341,11 +341,11 @@ jobs:
         ./dotnet-install.ps1 -Architecture 'x64' -Channel 6.0;
         echo "PATH=$Env:PATH" | Out-File -FilePath $Env:GITHUB_ENV -Encoding utf8 -Append
 
-    - name: Setup dotnet 7.0
+    - name: Setup dotnet 8.0
       shell: pwsh
       run: |
         Invoke-WebRequest 'https://dot.net/v1/dotnet-install.ps1' -OutFile 'dotnet-install.ps1';
-        ./dotnet-install.ps1 -Architecture 'x64' -Channel 7.0;
+        ./dotnet-install.ps1 -Architecture 'x64' -Channel 8.0;
         echo "PATH=$Env:PATH" | Out-File -FilePath $Env:GITHUB_ENV -Encoding utf8 -Append
 
     - name: Install GitVersion
@@ -491,7 +491,7 @@ jobs:
 
       - uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: '7.0.x'
+          dotnet-version: '8.0.x'
 
       - name: Install GitVersion
         uses: gittools/actions/gitversion/setup@v0
@@ -583,7 +583,7 @@ jobs:
 
       - uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: '7.0.x'
+          dotnet-version: '8.0.x'
 
       - name: Download OpenDDSharp NuGets
         uses: actions/download-artifact@v3

.github/workflows/ci_standard.yaml

@@ -32,29 +32,36 @@ jobs:
       with:
         fetch-depth: 0
 
+#    - name: Setup dotnet 8.0
+#      uses: actions/setup-dotnet@v3
+#      with:
+#        dotnet-version: '8.0.x'
+#
+#    - name: Setup dotnet 6.0
+#      uses: actions/setup-dotnet@v3
+#      with:
+#        dotnet-version: '6.0.x'
+
     - name: Setup dotnet 6.0
-      uses: actions/setup-dotnet@v3
-      with:
-        dotnet-version: '6.0.x'
+      shell: pwsh
+      run: |
+        Invoke-WebRequest 'https://dot.net/v1/dotnet-install.ps1' -OutFile 'dotnet-install.ps1';
+        ./dotnet-install.ps1 -Architecture '${{ matrix.BuildPlatform }}' -Channel 6.0;
+        echo "PATH=$Env:PATH" | Out-File -FilePath $Env:GITHUB_ENV -Encoding utf8 -Append
 
     - name: Setup dotnet 7.0
-      uses: actions/setup-dotnet@v3
-      with:
-        dotnet-version: '7.0.402'
+      shell: pwsh
+      run: |
+        Invoke-WebRequest 'https://dot.net/v1/dotnet-install.ps1' -OutFile 'dotnet-install.ps1';
+        ./dotnet-install.ps1 -Architecture '${{ matrix.BuildPlatform }}' -Channel 7.0;
+        echo "PATH=$Env:PATH" | Out-File -FilePath $Env:GITHUB_ENV -Encoding utf8 -Append
 
-#    - name: Setup dotnet 6.0
-#      shell: pwsh
-#      run: |
-#        Invoke-WebRequest 'https://dot.net/v1/dotnet-install.ps1' -OutFile 'dotnet-install.ps1';
-#        ./dotnet-install.ps1 -Architecture '${{ matrix.BuildPlatform }}' -Channel 6.0;
-#        echo "PATH=$Env:PATH" | Out-File -FilePath $Env:GITHUB_ENV -Encoding utf8 -Append
-#
-#    - name: Setup dotnet 7.0
-#      shell: pwsh
-#      run: |
-#        Invoke-WebRequest 'https://dot.net/v1/dotnet-install.ps1' -OutFile 'dotnet-install.ps1';
-#        ./dotnet-install.ps1 -Architecture '${{ matrix.BuildPlatform }}' -Channel 7.0;
-#        echo "PATH=$Env:PATH" | Out-File -FilePath $Env:GITHUB_ENV -Encoding utf8 -Append
+    - name: Setup dotnet 8.0
+      shell: pwsh
+      run: |
+        Invoke-WebRequest 'https://dot.net/v1/dotnet-install.ps1' -OutFile 'dotnet-install.ps1';
+        ./dotnet-install.ps1 -Architecture '${{ matrix.BuildPlatform }}' -Channel 8.0;
+        echo "PATH=$Env:PATH" | Out-File -FilePath $Env:GITHUB_ENV -Encoding utf8 -Append
 
     - name: Cache OpenDDS libraries
       id: opendds-libraries-windows
@@ -93,7 +100,7 @@ jobs:
       if: success() || failure()
       with:
         name: "Test Report: win-${{ matrix.BuildPlatform }} ${{ matrix.BuildConfiguration }}"
-        path: TestResults/netcoreapp3.1/test-results.trx,TestResults/net5.0/test-results.trx,TestResults/net6.0/test-results.trx,TestResults/net7.0/test-results.trx,TestResults/net461/test-results.trx,TestResults/net462/test-results.trx,TestResults/net47/test-results.trx,TestResults/net471/test-results.trx,TestResults/net472/test-results.trx,TestResults/net48/test-results.trx
+        path: TestResults/netcoreapp3.1/test-results.trx,TestResults/net5.0/test-results.trx,TestResults/net6.0/test-results.trx,TestResults/net7.0/test-results.trx,TestResults/net8.0/test-results.trx,TestResults/net461/test-results.trx,TestResults/net462/test-results.trx,TestResults/net47/test-results.trx,TestResults/net471/test-results.trx,TestResults/net472/test-results.trx,TestResults/net48/test-results.trx
         reporter: dotnet-trx
 
     - name: Get path to lcov file
@@ -102,13 +109,14 @@ jobs:
       run: printf 'lcov_path=%s\n' ./TestResults/net6.0/*/coverage.info >> $GITHUB_OUTPUT
 
     - name: Coveralls
-      uses: coverallsapp/github-action@v2
+      uses: coverallsapp/github-action@v2.2.3
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}
         file: "${{ steps.get_lcov_path.outputs.lcov_path }}"
         format: lcov
         parallel: true
         flag-name: coverage-windows-${{ join(matrix.*, '-') }}
+        fail-on-error: false
 
   build_linux:
     runs-on: ubuntu-latest
@@ -129,10 +137,10 @@ jobs:
       with:
         dotnet-version: '6.0.x'
 
-    - name: Setup dotnet 7.0
+    - name: Setup dotnet 8.0
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: '7.0.402'
+        dotnet-version: '8.0.x'
 
     - name: Cache OpenDDS libraries
       id: opendds-libraries-linux
@@ -219,7 +227,7 @@ jobs:
       if: success() || failure()
       with:
         name: "Test Report: linux-x64"
-        path: TestResults/netcoreapp3.1/test-results.trx,TestResults/net5.0/test-results.trx,TestResults/net6.0/test-results.trx,TestResults/net7.0/test-results.trx,TestResults/net461/test-results.trx,TestResults/net462/test-results.trx,TestResults/net47/test-results.trx,TestResults/net471/test-results.trx,TestResults/net472/test-results.trx,TestResults/net48/test-results.trx
+        path: TestResults/netcoreapp3.1/test-results.trx,TestResults/net5.0/test-results.trx,TestResults/net6.0/test-results.trx,TestResults/net7.0/test-results.trx,TestResults/net8.0/test-results.trx,TestResults/net461/test-results.trx,TestResults/net462/test-results.trx,TestResults/net47/test-results.trx,TestResults/net471/test-results.trx,TestResults/net472/test-results.trx,TestResults/net48/test-results.trx
         reporter: dotnet-trx
 
     - name: Get path to lcov file
@@ -228,13 +236,14 @@ jobs:
       run: printf 'lcov_path=%s\n' ${{ github.workspace }}/TestResults/net6.0/*/coverage.info >> $GITHUB_OUTPUT
 
     - name: Upload coverage to Coveralls
-      uses: coverallsapp/github-action@v2
+      uses: coverallsapp/github-action@v2.2.3
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}
         file: ${{ steps.get_lcov_path.outputs.lcov_path }}
         format: lcov
         parallel: true
         flag-name: coverage-linux-x64-Release
+        fail-on-error: false
 
   build_macos:
     runs-on: macos-13
@@ -255,10 +264,10 @@ jobs:
       with:
         dotnet-version: '6.0.x'
 
-    - name: Setup dotnet 7.0
+    - name: Setup dotnet 8.0
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: '7.0.402'
+        dotnet-version: '8.0.x'
 
     - name: Cache OpenDDS libraries
       id: opendds-libraries-macos
@@ -345,7 +354,7 @@ jobs:
       if: success() || failure()
       with:
         name: "Test Report: osx-x64"
-        path: TestResults/netcoreapp3.1/test-results.trx,TestResults/net5.0/test-results.trx,TestResults/net6.0/test-results.trx,TestResults/net7.0/test-results.trx,TestResults/net461/test-results.trx,TestResults/net462/test-results.trx,TestResults/net47/test-results.trx,TestResults/net471/test-results.trx,TestResults/net472/test-results.trx,TestResults/net48/test-results.trx
+        path: TestResults/netcoreapp3.1/test-results.trx,TestResults/net5.0/test-results.trx,TestResults/net6.0/test-results.trx,TestResults/net7.0/test-results.trx,TestResults/net8.0/test-results.trx,TestResults/net461/test-results.trx,TestResults/net462/test-results.trx,TestResults/net47/test-results.trx,TestResults/net471/test-results.trx,TestResults/net472/test-results.trx,TestResults/net48/test-results.trx
         reporter: dotnet-trx
 
     - name: Get path to lcov file
@@ -354,22 +363,24 @@ jobs:
       run: printf 'lcov_path=%s\n' ${{ github.workspace }}/TestResults/net6.0/*/coverage.info >> $GITHUB_OUTPUT
 
     - name: Upload coverage to Coveralls
-      uses: coverallsapp/github-action@v2
+      uses: coverallsapp/github-action@v2.2.3
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}
         file: ${{ steps.get_lcov_path.outputs.lcov_path }}
         format: lcov
         parallel: true
         flag-name: coverage-macos-x64-Release
+        fail-on-error: false
 
   publish_coveralls:
     runs-on: ubuntu-latest
     needs: [build_windows, build_linux, build_macos]
     steps:
       - name: Publish coverage on Coveralls
-        uses: coverallsapp/github-action@v2
+        uses: coverallsapp/github-action@v2.2.3
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           parallel-finished: true
           carryforward: coverage-windows-x64-Release,coverage-windows-x64-Debug,coverage-windows-x86-Release,coverage-windows-x86-Debug,coverage-linux-x64-Release,coverage-macos-x64-Release
+          fail-on-error: false
 

Build/OpenDDSharp.Build/OpenDDSharp.Build.csproj

@@ -39,7 +39,7 @@
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
 
-    <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.7.30">
+    <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.8.14">
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
   </ItemGroup>

Documentation/articles/introduction.md

@@ -73,6 +73,9 @@ The following table shows the Target Frameworks that are already implemented and
 | net7.0            | :white_check_mark: |
 | net7.0-android    | :x:                |
 | net7.0-ios        | :x:                |
+| net8.0            | :white_check_mark: |
+| net8.0-android    | :x:                |
+| net8.0-ios        | :x:                |
 
 The following table shows the Runtimes Identifiers that are already implemented and tested ( :white_check_mark: ) and the ones that are planned for next versions ( :x: ):
 

Examples/ConsoleDemoCore/ConsoleDemoCore.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Platforms>x64;x86;ARM64</Platforms>
     <RuntimeIdentifiers>win-x64;win-x86;linux-x64;osx-x64;osx-arm64</RuntimeIdentifiers>
     <UseCurrentRuntimeIdentifier>true</UseCurrentRuntimeIdentifier>
@@ -30,7 +30,7 @@
 		<PrivateAssets>all</PrivateAssets>
 	</PackageReference>
 
-	<PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.7.30">
+	<PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.8.14">
 		<PrivateAssets>all</PrivateAssets>
 	</PackageReference>
   </ItemGroup>
@@ -40,7 +40,7 @@
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
   </ItemGroup>
-	
+
   <ItemGroup>
 	<AssemblyAttribute Include="System.CLSCompliant">
 	  <_Parameter1>true</_Parameter1>

Native/CSharpJsonImplTemplate.txt

@@ -1,6 +1,23 @@
 	public class <%TYPE%>TypeSupport : ITypeSupport<<%TYPE%>>
     {
         #region Field
+        private static readonly JsonSerializerOptions _serializerOptions = new JsonSerializerOptions
+        {
+            DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
+            WriteIndented = false,
+            AllowTrailingCommas = true,
+            Converters =
+            {
+                new JsonStringEnumConverter(),
+                new OctetArrayConverter(),
+                new FloatJsonConverter(),
+                new DoubleJsonConverter(),
+                new DecimalJsonConverter(),
+            },
+        };
+
+        private static readonly <%TYPE%>SerializerContext _serializerContext = new <%TYPE%>SerializerContext(_serializerOptions);
+
         private IntPtr _native;
         #endregion
 
@@ -29,34 +46,12 @@
 
         public string EncodeToString(<%TYPE%> sample)
         {
-            return JsonSerializer.Serialize(sample, new JsonSerializerOptions
-            {
-                AllowTrailingCommas = false,
-                Converters =
-                {
-                    new JsonStringEnumConverter(),
-                    new OctetArrayConverter(),
-                    new FloatJsonConverter(),
-                    new DoubleJsonConverter(),
-                    new DecimalJsonConverter(),
-                }
-            });
+            return JsonSerializer.Serialize(sample, typeof(<%TYPE%>), _serializerContext);
         }
 
         public <%TYPE%> DecodeFromString(string str)
         {
-            return JsonSerializer.Deserialize<<%TYPE%>>(str, new JsonSerializerOptions
-            {
-                AllowTrailingCommas = true,
-                Converters =
-                {
-                    new JsonStringEnumConverter(),
-                    new OctetArrayConverter(),
-                    new FloatJsonConverter(),
-                    new DoubleJsonConverter(),
-                    new DecimalJsonConverter(),
-                }
-            });
+            return JsonSerializer.Deserialize(str, typeof(<%TYPE%>), _serializerContext) as <%TYPE%>;
         }
         #endregion
 
@@ -79,6 +74,12 @@
         #endregion
     }
 
+    [JsonSourceGenerationOptions(GenerationMode = JsonSourceGenerationMode.Default)]
+    [JsonSerializable(typeof(<%TYPE%>))]
+    public partial class <%TYPE%>SerializerContext : JsonSerializerContext
+    {
+    }
+
     public class <%TYPE%>DataWriter : DataWriter
     {
         #region Fields

README.md

@@ -73,6 +73,9 @@ The following table shows the Target Frameworks that are already implemented and
 | net7.0            | :white_check_mark: |
 | net7.0-android    | :x:                |
 | net7.0-ios        | :x:                |
+| net8.0            | :white_check_mark: |
+| net8.0-android    | :x:                |
+| net8.0-ios        | :x:                |
 
 The following table shows the Runtimes Identifiers that are already implemented and tested ( :white_check_mark: ) and the ones that are planned for next versions ( :x: ):
 

Sources/OpenDDSharp.BuildTasks/OpenDDSharp.BuildTasks.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0;net6.0;net7.0;</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;net6.0;net7.0;net8.0;</TargetFrameworks>
     <Nullable>disable</Nullable>
 	<LangVersion>latest</LangVersion>
 	<CodeAnalysisRuleSet>..\..\OpenDDSharpRules.ruleset</CodeAnalysisRuleSet>
@@ -10,8 +10,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Build.Framework" Version="17.7.2" />
-    <PackageReference Include="Microsoft.Build.Utilities.Core" Version="17.7.2" />
+    <PackageReference Include="Microsoft.Build.Framework" Version="17.8.3" />
+    <PackageReference Include="Microsoft.Build.Utilities.Core" Version="17.8.3" />
 
 	  <!-- Analyzer API for our custom checks. -->
 	  <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.7.0">