Use ApplicationParts.AddIfNotContains for the AbpAspNetCoreMvcModule

framework/src/Volo.Abp.AspNetCore.Mvc/Microsoft/Extensions/DependencyInjection/AbpMvcBuilderExtensions.cs

@@ -1,4 +1,5 @@
-using System.Linq;
+using System.Collections.Generic;
+using System.Linq;
 using System.Reflection;
 using Microsoft.AspNetCore.Mvc.ApplicationParts;
 
@@ -8,13 +9,23 @@ namespace Microsoft.Extensions.DependencyInjection
     {
         public static void AddApplicationPartIfNotExists(this IMvcBuilder mvcBuilder, Assembly assembly)
         {
-            if (mvcBuilder.PartManager.ApplicationParts.Any(
+            mvcBuilder.PartManager.ApplicationParts.AddIfNotContains(assembly);
+        }
+        
+        public static void AddApplicationPartIfNotExists(this IMvcCoreBuilder mvcCoreBuilder, Assembly assembly)
+        {
+            mvcCoreBuilder.PartManager.ApplicationParts.AddIfNotContains(assembly);
+        }
+        
+        public static void AddIfNotContains(this IList<ApplicationPart> applicationParts, Assembly assembly)
+        {
+            if (applicationParts.Any(
                 p => p is AssemblyPart assemblyPart && assemblyPart.Assembly == assembly))
             {
                 return;
             }
 
-            mvcBuilder.PartManager.ApplicationParts.Add(new AssemblyPart(assembly));
+            applicationParts.Add(new AssemblyPart(assembly));
         }
     }
 }

framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/AbpAspNetCoreMvcModule.cs

@@ -161,7 +161,7 @@ namespace Volo.Abp.AspNetCore.Mvc
             var application = context.Services.GetSingletonInstance<IAbpApplication>();
 
             partManager.FeatureProviders.Add(new AbpConventionalControllerFeatureProvider(application));
-            partManager.ApplicationParts.Add(new AssemblyPart(typeof(AbpAspNetCoreMvcModule).Assembly));
+            partManager.ApplicationParts.AddIfNotContains(typeof(AbpAspNetCoreMvcModule).Assembly);
 
             Configure<MvcOptions>(mvcOptions =>
             {
@@ -220,12 +220,7 @@ namespace Volo.Abp.AspNetCore.Mvc
         {
             foreach (var moduleAssembly in moduleAssemblies)
             {
-                if (partManager.ApplicationParts.OfType<AssemblyPart>().Any(p => p.Assembly == moduleAssembly))
-                {
-                    continue;
-                }
-
-                partManager.ApplicationParts.Add(new AssemblyPart(moduleAssembly));
+                partManager.ApplicationParts.AddIfNotContains(moduleAssembly);
             }
         }
     }