VincentH-Net · VincentH-Net · Mar 28, 2025 · Mar 28, 2025 · Mar 28, 2025 · Mar 28, 2025
diff --git a/README.md b/README.md
@@ -1,13 +1,13 @@
 # <img src="img/CSharp-Toolkit-Icon.png" alt="Backend Toolkit" width="64px" />Orleans.Multitenant
-Secure, flexible tenant separation for Microsoft Orleans 8
+Secure, flexible tenant separation for Microsoft Orleans 9
 
 > [![Nuget (with prereleases)](https://img.shields.io/nuget/vpre/Orleans.Multitenant?color=gold&label=NuGet:%20Orleans.Multitenant&style=plastic)](https://www.nuget.org/packages/Orleans.Multitenant)<br />
 > (install in silo client and grain implementation projects)
 
 _(Note: this repo was transferred from Applicita to VincentH-Net on March 17, 2025 to reflect who actively maintains it)_
 
 ## Summary
-[Microsoft Orleans 8](https://github.com/dotnet/orleans/releases/tag/v8.0.0) is a great technology for building distributed, cloud-native applications. It was designed to reduce the complexity of building this type of applications for C# developers.
+[Microsoft Orleans 9](https://github.com/dotnet/orleans/releases/tag/v9.0.0) is a great technology for building distributed, cloud-native applications. It was designed to reduce the complexity of building this type of applications for C# developers.
 
 However, creating multi tenant applications with Orleans out of the box requires careful design, complex coding and significant testing to prevent unintentional leakage of communication or stored data across tenants. Orleans.Multitenant adds this capability to Orleans for free, as an uncomplicated, flexible and extensible API that lets developers:
 

diff --git a/src/Example/Apis/Apis.csproj b/src/Example/Apis/Apis.csproj
@@ -17,12 +17,12 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Orleans.Persistence.AzureStorage" Version="8.2.0" />
-    <PackageReference Include="Microsoft.Orleans.Persistence.Memory" Version="8.2.0" />
-    <PackageReference Include="Microsoft.Orleans.Sdk" Version="8.2.0" />
+    <PackageReference Include="Microsoft.Orleans.Persistence.AzureStorage" Version="9.1.2" />
+    <PackageReference Include="Microsoft.Orleans.Persistence.Memory" Version="9.1.2" />
+    <PackageReference Include="Microsoft.Orleans.Sdk" Version="9.1.2" />
     <PackageReference Include="Orleans.Multitenant" Version="2.2.12" />
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.7" />
-    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.7.0" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.14" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="8.0.0" />
   </ItemGroup>
 
   <ItemGroup>

diff --git a/src/Example/Apis/Foundation/Program.cs b/src/Example/Apis/Foundation/Program.cs
@@ -33,7 +33,7 @@
 builder.Services.AddEndpointsApiExplorer();
 builder.Services.AddSwaggerGen(options => {
     options.IncludeXmlComments(Path.Combine(AppContext.BaseDirectory, $"{System.Reflection.Assembly.GetExecutingAssembly().GetName().Name}.xml"));
-    options.SwaggerDoc("v1", new OpenApiInfo { Title = "Example Orleans 8 Multitenant API", Version = "v1" });
+    options.SwaggerDoc("v1", new OpenApiInfo { Title = "Example Orleans 9 Multitenant API", Version = "v1" });
     options.OperationFilter<TenantHeader.AddAsOpenApiParameter>();
 });
 

diff --git a/src/Example/Contracts/Contracts.csproj b/src/Example/Contracts/Contracts.csproj
@@ -11,7 +11,7 @@
     </PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.Orleans.Sdk" Version="8.2.0" />
+		<PackageReference Include="Microsoft.Orleans.Sdk" Version="9.1.2" />
 	</ItemGroup>
 
 </Project>
diff --git a/src/Example/Contracts/Foundation/Result.cs b/src/Example/Contracts/Foundation/Result.cs
@@ -1,6 +1,6 @@
 // Version: 1.0.0 (Using https://semver.org/)
 // Updated: 2022-11-10
-// See https://github.com/Applicita/Orleans.Results for updates to this file.
+// See https://github.com/VincentH-Net/Orleans.Results for updates to this file.
 
 using System.Collections.ObjectModel;
 using System.Diagnostics.CodeAnalysis;
@@ -17,7 +17,7 @@ public class Result : ResultBase<ErrorNr>
     public static Result Ok { get; } = new();
 
     public Result(ImmutableArray<Error> errors) : base(errors) { }
-    public Result(IEnumerable<Error> errors) : base(ImmutableArray.CreateRange(errors)) { }
+    public Result(IEnumerable<Error> errors) : base([.. errors]) { }
     Result() { }
     Result(Error error) : base(error) { }
 
@@ -34,7 +34,7 @@ public Result(IEnumerable<Error> errors) : base(ImmutableArray.CreateRange(error
 public class Result<TValue> : ResultBase<ErrorNr, TValue>
 {
     public Result(ImmutableArray<Error> errors) : base(errors) { }
-    public Result(IEnumerable<Error> errors) : base(ImmutableArray.CreateRange(errors)) { }
+    public Result(IEnumerable<Error> errors) : base([.. errors]) { }
     Result(TValue value) : base(value) { }
     Result(Error error) : base(error) { }
 
@@ -49,6 +49,7 @@ public Result(IEnumerable<Error> errors) : base(ImmutableArray.CreateRange(error
 [SuppressMessage("Naming", "CA1724:Type names should not match namespaces", Justification = "Namespace is generated by Orleans")]
 public abstract class ResultBase<TErrorNr, TValue> : ResultBase<TErrorNr> where TErrorNr : Enum
 {
+    [SuppressMessage("Style", "IDE0032:Use auto property", Justification = "Backing field must be nullable while property is not nullable, different rules are enforced in code for field access versus property access")]
     [Id(0)] TValue? value;
 
     protected ResultBase(TValue value) => this.value = value;
@@ -116,6 +117,7 @@ public abstract class ResultBase<TErrorNr> where TErrorNr : Enum
     /// <param name="validationErrors">If the return value is true, receives all errors in a dictionary suitable for serializing into a https://tools.ietf.org/html/rfc7807 based format; otherwise set to null</param>
     /// <returns>True for a failed result that has the <paramref name="validationErrorFlag"/> set in the <typeparamref name="TErrorNr"/> for <b>all</b> errors; false otherwise</returns>
     [SuppressMessage("Style", "IDE0001:Simplify Names", Justification = "Full name is necessary to ensure link in inline documentation works independently of global usings")]
+    [SuppressMessage("Style", "IDE0306:Simplify collection initialization", Justification = "Dictionary<string, string[]> does not have the required Add method")]
     public bool TryAsValidationErrors(TErrorNr validationErrorFlag, [NotNullWhen(true)] out Dictionary<string, string[]>? validationErrors)
     {
         if (IsFailed && Errors.All(error => error.Nr.HasFlag(validationErrorFlag)))

diff --git a/src/Example/Services.Tenant/Services.Tenant.csproj b/src/Example/Services.Tenant/Services.Tenant.csproj
@@ -15,7 +15,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Orleans.Sdk" Version="8.2.0" />
+    <PackageReference Include="Microsoft.Orleans.Sdk" Version="9.1.2" />
     <PackageReference Include="Orleans.Multitenant" Version="2.2.12" />
   </ItemGroup>
 

diff --git a/src/Orleans.Multitenant/Extensions.cs b/src/Orleans.Multitenant/Extensions.cs
@@ -2,7 +2,6 @@
 using Microsoft.Extensions.Options;
 using Orleans.Multitenant.Internal;
 using Orleans.Providers;
-using Orleans.Runtime;
 using Orleans.Storage;
 
 namespace Orleans.Multitenant;

diff --git a/src/Orleans.Multitenant/Internal/Extensions.cs b/src/Orleans.Multitenant/Internal/Extensions.cs
@@ -5,7 +5,6 @@
 using Microsoft.Extensions.Options;
 using Orleans.Configuration;
 using Orleans.Providers;
-using Orleans.Runtime;
 using Orleans.Storage;
 
 namespace Orleans.Multitenant.Internal;

diff --git a/src/Orleans.Multitenant/Internal/Logging.cs b/src/Orleans.Multitenant/Internal/Logging.cs
@@ -1,5 +1,4 @@
 using Microsoft.Extensions.Logging;
-using Orleans.Runtime;
 using static Orleans.Multitenant.Internal.LoggingParameter;
 using Event = Orleans.Multitenant.Internal.LoggingEvent;
 

diff --git a/src/Orleans.Multitenant/Internal/SiloLifecycle.cs b/src/Orleans.Multitenant/Internal/SiloLifecycle.cs
@@ -1,7 +1,6 @@
 using System.Collections.Concurrent;
 using System.Collections.ObjectModel;
 using Microsoft.Extensions.Logging;
-using Orleans.Runtime;
 
 namespace Orleans.Multitenant.Internal;
 
@@ -130,7 +129,7 @@ async Task OnStart(int lifecycleIndex, CancellationToken ct)
         {
             int stage = subscriptionsForStage.Key;
             logger.ReplayingSiloLifecycleStartForTenant(subscriptionsForStage.Count(), stage);
-            await Task.WhenAll(subscriptionsForStage.Select(s => s.Observer.OnStart(ct)).ToArray()).ConfigureAwait(false);
+            await Task.WhenAll([.. subscriptionsForStage.Select(s => s.Observer.OnStart(ct))]).ConfigureAwait(false);
             HighestCompletedStage = stage;
         }
     }
@@ -148,7 +147,7 @@ public async Task OnStop(int lifecycleIndex, CancellationToken ct)
         {
             int stage = subscriptionsForStage.Key;
             logger.ForwardingSiloLifecycleStopForTenant(subscriptionsForStage.Count(), stage);
-            await Task.WhenAll(subscriptionsForStage.Select(s => s.Observer.OnStop(ct)).ToArray()).ConfigureAwait(false);
+            await Task.WhenAll([.. subscriptionsForStage.Select(s => s.Observer.OnStop(ct))]).ConfigureAwait(false);
         }
     }
 

diff --git a/src/Orleans.Multitenant/Internal/StorageProvider.cs b/src/Orleans.Multitenant/Internal/StorageProvider.cs
@@ -2,12 +2,11 @@
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Options;
-using Orleans.Runtime;
 using Orleans.Storage;
 
 namespace Orleans.Multitenant.Internal;
 
-[System.Diagnostics.CodeAnalysis.SuppressMessage("Performance", "CA1812:Avoid uninstantiated internal classes", Justification = "Class is instantiated through DI")]
+[SuppressMessage("Performance", "CA1812:Avoid uninstantiated internal classes", Justification = "Class is instantiated through DI")]
 sealed class MultitenantStorage : IGrainStorage, ILifecycleParticipant<ISiloLifecycle>
 {
     readonly string name;

diff --git a/src/Orleans.Multitenant/Internal/TenantSeparatingCallFilter.cs b/src/Orleans.Multitenant/Internal/TenantSeparatingCallFilter.cs
@@ -1,6 +1,4 @@
-using Orleans.Runtime;
-
-namespace Orleans.Multitenant.Internal;
+namespace Orleans.Multitenant.Internal;
 
 [SuppressMessage("Performance", "CA1812:Avoid uninstantiated internal classes", Justification = "Class is instantiated through DI")]
 sealed class TenantSeparatingCallFilter(IGrainCallTenantSeparator separator, ICrossTenantAuthorizer authorizer) : IIncomingGrainCallFilter

diff --git a/src/Orleans.Multitenant/Internal/TenantSeparatingStreamFilter.cs b/src/Orleans.Multitenant/Internal/TenantSeparatingStreamFilter.cs
@@ -1,12 +1,11 @@
 using Microsoft.Extensions.Logging;
-using Orleans.Runtime;
 using Orleans.Streams.Filtering;
 
 namespace Orleans.Multitenant.Internal;
 
 interface ITenantEvent { }
 
-[System.Diagnostics.CodeAnalysis.SuppressMessage("Performance", "CA1812:Avoid uninstantiated internal classes", Justification = "Class is instantiated through DI")]
+[SuppressMessage("Performance", "CA1812:Avoid uninstantiated internal classes", Justification = "Class is instantiated through DI")]
 sealed class TenantSeparatingStreamFilter : IStreamFilter
 {
     readonly ILogger logger;

diff --git a/src/Orleans.Multitenant/Internal/TenantStreamObservers.cs b/src/Orleans.Multitenant/Internal/TenantStreamObservers.cs
@@ -17,5 +17,5 @@ namespace Orleans.Multitenant.Internal;
     internal TenantStreamBatchObserver(IAsyncBatchObserver<T> observer) => this.observer = observer;
     public Task OnCompletedAsync() => observer.OnCompletedAsync();
     public Task OnErrorAsync(Exception ex) => observer.OnErrorAsync(ex);
-    public Task OnNextAsync(IList<SequentialItem<TenantEvent<T>>> items) => observer.OnNextAsync(items.Select(item => new SequentialItem<T>(item.Item.Event, item.Token)).ToList());
+    public Task OnNextAsync(IList<SequentialItem<TenantEvent<T>>> items) => observer.OnNextAsync([.. items.Select(item => new SequentialItem<T>(item.Item.Event, item.Token))]);
 }
diff --git a/src/Orleans.Multitenant/Orleans.Multitenant.csproj b/src/Orleans.Multitenant/Orleans.Multitenant.csproj
@@ -13,19 +13,19 @@
     <PropertyGroup>
         <IsPackable>true</IsPackable>
         <PackageId>Orleans.Multitenant</PackageId>
-        <PackageVersion>2.2.12</PackageVersion>
+        <PackageVersion>3.0.0</PackageVersion>
         <Title>Orleans Multitenant</Title>
-        <Description>Secure, flexible tenant separation for Microsoft Orleans 8</Description>
-        <Authors>VincentH.NET;Applicita</Authors>
-        <Company>Applicita</Company>
-        <Copyright>Copyright © Applicita</Copyright>
+        <Description>Secure, flexible tenant separation for Microsoft Orleans 9</Description>
+        <Authors>VincentH.NET</Authors>
+        <Company>InnoWvate.NET</Company>
+        <Copyright>Copyright © InnoWvate.NET</Copyright>
         <PackageLicenseExpression>MIT</PackageLicenseExpression>
-        <PackageProjectUrl>https://github.com/Applicita/Orleans.Multitenant</PackageProjectUrl>
+        <PackageProjectUrl>https://github.com/VincentH-Net/Orleans.Multitenant</PackageProjectUrl>
         <PackageIcon>CSharp-Toolkit-Icon.png</PackageIcon>
         <PackageReadmeFile>Readme.md</PackageReadmeFile>
         <PackageReleaseNotes>See source repository for release notes</PackageReleaseNotes>
-        <RepositoryUrl>https://github.com/Applicita/Orleans.Multitenant</RepositoryUrl>
-        <PackageTags>multitenant;multi-tenant;tenant;tenant separation;separation;Orleans;Orleans 8;Microsoft Orleans;Applicita</PackageTags>
+        <RepositoryUrl>https://github.com/VincentH-Net/Orleans.Multitenant</RepositoryUrl>
+        <PackageTags>multitenant;multi-tenant;tenant;tenant separation;separation;Orleans;Orleans 9;Microsoft Orleans;InnoWvate.NET</PackageTags>
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
 
         <!-- Enable Source Link -->
@@ -41,9 +41,9 @@
     </ItemGroup>
 
     <ItemGroup>
-		<PackageReference Include="Microsoft.Orleans.Runtime" Version="8.1.0" />
-		<PackageReference Include="Microsoft.Orleans.Sdk" Version="8.1.0" />
-		<PackageReference Include="Microsoft.Orleans.Streaming" Version="8.1.0" />
+		<PackageReference Include="Microsoft.Orleans.Runtime" Version="9.1.2" />
+		<PackageReference Include="Microsoft.Orleans.Sdk" Version="9.1.2" />
+		<PackageReference Include="Microsoft.Orleans.Streaming" Version="9.1.2" />
         <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
 	</ItemGroup>
 

diff --git a/src/Orleans.Multitenant/Readme.md b/src/Orleans.Multitenant/Readme.md
@@ -1,5 +1,5 @@
-Secure, flexible tenant separation for [Microsoft Orleans 8](https://github.com/dotnet/orleans/releases/tag/v8.0.0)
+Secure, flexible tenant separation for [Microsoft Orleans 9](https://github.com/dotnet/orleans/releases/tag/v9.0.0)
 
-Docs: see the [repo readme](https://github.com/Applicita/Orleans.Multitenant#readme) and the inline C# documentation. All public Orleans.Multitenant API's come with full inline documentation.
+Docs: see the [repo readme](https://github.com/VincentH-Net/Orleans.Multitenant#readme) and the inline C# documentation. All public Orleans.Multitenant API's come with full inline documentation.
 
-[Release Notes](https://github.com/Applicita/Orleans.Multitenant/releases/tag/2-2-12)
+[Release Notes](https://github.com/VincentH-Net/Orleans.Multitenant/releases/tag/3-0-0)
diff --git a/src/Orleans.Multitenant/TenantGrainFactory.cs b/src/Orleans.Multitenant/TenantGrainFactory.cs
@@ -1,5 +1,4 @@
 using Orleans.Multitenant.Internal;
-using Orleans.Runtime;
 
 namespace Orleans.Multitenant;
 

diff --git a/src/Orleans.Multitenant/TenantStreamProvider.cs b/src/Orleans.Multitenant/TenantStreamProvider.cs
@@ -1,5 +1,4 @@
 using Orleans.Multitenant.Internal;
-using Orleans.Runtime;
 using Orleans.Streams;
 
 namespace Orleans.Multitenant;

diff --git a/src/Tests/Orleans.Multitenant.Tests.csproj b/src/Tests/Orleans.Multitenant.Tests.csproj
@@ -12,15 +12,15 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="Microsoft.Orleans.Sdk" Version="8.2.0" />
-    <PackageReference Include="Microsoft.Orleans.TestingHost" Version="8.2.0" />
-    <PackageReference Include="xunit" Version="2.9.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
+    <PackageReference Include="Microsoft.Orleans.Sdk" Version="9.1.2" />
+    <PackageReference Include="Microsoft.Orleans.TestingHost" Version="9.1.2" />
+    <PackageReference Include="xunit" Version="2.9.3" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="3.0.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>

diff --git a/src/Tests/UnitTests/NoTenantIdTests.cs b/src/Tests/UnitTests/NoTenantIdTests.cs
@@ -8,7 +8,6 @@ public class NoTenantIdTests(ClusterFixture fixture)
     readonly Orleans.TestingHost.TestCluster cluster = fixture.Cluster;
 
     public static TheoryData<string /*key*/, string /*tenantQualifiedKey*/> KeyQualifiedKeys() => new() {
-        { ""      , ""        },
         { "1"     , "1"       },
         { "Key2"  , "Key2"    },
         { "|"     , "||"      },