Seperate Volo.Abp.ApiVersioning.Abstractions package.

Volo.Abp.sln

@@ -166,6 +166,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Volo.Abp.Localization.Tests
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Volo.Abp.Core.Tests", "test\Volo.Abp.Core.Tests\Volo.Abp.Core.Tests.csproj", "{3622B544-1345-4230-ABC2-4902328DE971}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Volo.Abp.ApiVersioning.Abstractions", "src\Volo.Abp.ApiVersioning.Abstractions\Volo.Abp.ApiVersioning.Abstractions.csproj", "{BC55B87F-D2BD-428D-8F78-A95EE7BDFDFA}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -428,6 +430,10 @@ Global
 		{3622B544-1345-4230-ABC2-4902328DE971}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{3622B544-1345-4230-ABC2-4902328DE971}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{3622B544-1345-4230-ABC2-4902328DE971}.Release|Any CPU.Build.0 = Release|Any CPU
+		{BC55B87F-D2BD-428D-8F78-A95EE7BDFDFA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BC55B87F-D2BD-428D-8F78-A95EE7BDFDFA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BC55B87F-D2BD-428D-8F78-A95EE7BDFDFA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BC55B87F-D2BD-428D-8F78-A95EE7BDFDFA}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -507,6 +513,7 @@ Global
 		{166E89F7-A505-45F2-B4CD-F345DE39030E} = {4C753F64-0C93-4D65-96C2-A40893AFC1E8}
 		{6E50143F-0982-4BCB-9D0E-FF5451AE8123} = {37087D1B-3693-4E96-983D-A69F210BDE53}
 		{3622B544-1345-4230-ABC2-4902328DE971} = {37087D1B-3693-4E96-983D-A69F210BDE53}
+		{BC55B87F-D2BD-428D-8F78-A95EE7BDFDFA} = {4C753F64-0C93-4D65-96C2-A40893AFC1E8}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {BB97ECF4-9A84-433F-A80B-2A3285BDD1D5}

src/Volo.Abp.ApiVersioning.Abstractions/Volo.Abp.ApiVersioning.Abstractions.csproj

@@ -0,0 +1,20 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\..\common.props" />
+
+  <PropertyGroup>
+    <TargetFramework>netstandard2.0</TargetFramework>
+    <AssemblyName>Volo.Abp.ApiVersioning.Abstractions</AssemblyName>
+    <PackageId>Volo.Abp.ApiVersioning.Abstractions</PackageId>
+    <AssetTargetFallback>$(AssetTargetFallback);portable-net45+win8+wp8+wpa81;</AssetTargetFallback>
+    <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
+    <GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute>
+    <GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute>
+    <RootNamespace />
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Volo.Abp.Core\Volo.Abp.Core.csproj" />
+  </ItemGroup>
+
+</Project>

src/Volo.Abp.ApiVersioning.Abstractions/Volo/Abp/ApiVersioning/AbpApiVersioningAbstractionsModule.cs

@@ -0,0 +1,13 @@
+using Microsoft.Extensions.DependencyInjection;
+using Volo.Abp.Modularity;
+
+namespace Volo.Abp.ApiVersioning
+{
+    public class AbpApiVersioningAbstractionsModule : AbpModule
+    {
+        public override void ConfigureServices(IServiceCollection services)
+        {
+            services.AddSingleton<IRequestedApiVersion>(NullRequestedApiVersion.Instance);
+        }
+    }
+}

src/Volo.Abp/Volo.Abp.csproj

@@ -14,6 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\Volo.Abp.ApiVersioning.Abstractions\Volo.Abp.ApiVersioning.Abstractions.csproj" />
     <ProjectReference Include="..\Volo.Abp.Core\Volo.Abp.Core.csproj" />
     <ProjectReference Include="..\Volo.Abp.Localization\Volo.Abp.Localization.csproj" />
     <ProjectReference Include="..\Volo.Abp.VirtualFileSystem\Volo.Abp.VirtualFileSystem.csproj" />

src/Volo.Abp/Volo/Abp/AbpCommonModule.cs

@@ -14,6 +14,7 @@ namespace Volo.Abp
 {
     [DependsOn(typeof(AbpLocalizationModule))]
     [DependsOn(typeof(AbpVirtualFileSystemModule))]
+    [DependsOn(typeof(AbpApiVersioningAbstractionsModule))]
     public class AbpCommonModule : AbpModule
     {
         public override void PreConfigureServices(IServiceCollection services)
@@ -37,7 +38,6 @@ namespace Volo.Abp
         public override void ConfigureServices(IServiceCollection services)
         {
             services.AddSingleton<ICancellationTokenProvider>(NullCancellationTokenProvider.Instance);
-            services.AddSingleton<IRequestedApiVersion>(NullRequestedApiVersion.Instance);
             services.AddSingleton(typeof(IDataFilter<>), typeof(DataFilter<>));
             
             services.AddAssemblyOf<AbpCommonModule>();