update

Author: BrennanConroy

src/Benchmarks/Middleware/JsonMiddleware.cs

@@ -10,9 +10,8 @@
 using Benchmarks.Configuration;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Http;
-using Microsoft.AspNetCore.Http.Features;
-using System.Text.Json;
-using System.Text.Json.Serialization;
+using Microsoft.Extensions.Options;
+using Microsoft.AspNetCore.Http.Json;
 
 namespace Benchmarks.Middleware
 {
@@ -36,7 +35,7 @@ public Task Invoke(HttpContext httpContext)
                 httpContext.Response.StatusCode = 200;
                 httpContext.Response.ContentLength = _bufferSize;
 
-                return httpContext.Response.WriteAsJsonAsync<JsonMessage>(new JsonMessage { message = "Hello, World!" }, _jsonOptions, httpContext.RequestAborted);
+                return httpContext.Response.WriteAsJsonAsync(new JsonMessage { message = "Hello, World!" }, _jsonOptions, httpContext.RequestAborted);
             }
 
             return _next(httpContext);

src/Benchmarks/Program.cs

@@ -83,7 +83,11 @@ public static void Main(string[] args)
                     .ConfigureHttpJsonOptions(jsonOptions =>
                     {
                         jsonOptions.SerializerOptions.Encoder = null;
+#if NET7_0
                         jsonOptions.SerializerOptions.AddContext<Middleware.CustomJsonContext>();
+#elif NET8_0_OR_GREATER
+                        jsonOptions.SerializerOptions.TypeInfoResolverChain.Insert(0, Middleware.CustomJsonContext.Default);
+#endif
                     })
                 )
                 .UseDefaultServiceProvider(
@@ -125,9 +129,9 @@ public static void Main(string[] args)
             else if (String.Equals(Server, "HttpSys", StringComparison.OrdinalIgnoreCase))
             {
                 // Disable cross-platform warning
-                #pragma warning disable CA1416
+#pragma warning disable CA1416
                 webHostBuilder = webHostBuilder.UseHttpSys();
-                #pragma warning restore CA1416
+#pragma warning restore CA1416
             }
             else if (String.Equals(Server, "IISInProcess", StringComparison.OrdinalIgnoreCase))
             {