davidfowl

using System;
using System.Collections.Generic;
using System.Threading;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.DependencyInjection;

/*

- Don't need to support different services per tenant.
- Tenant services lifetime outlasts the request.

davidfowl

using System;
using System.Threading.Tasks;

namespace System.Collections.Concurrent
{
    public static class ConcurrentDictionaryExtensions
    {
        /// <summary>
        /// Provides an alternative to <see cref="ConcurrentDictionary{TKey, TValue}.GetOrAdd(TKey, Func{TKey, TValue})"/> that disposes values that implement <see cref="IDisposable"/>.
        /// </summary>

davidfowl

Minimal APIs at a glance

This document now exists on the official ASP.NET core docs page.

• Application
  • WebApplication
  • WebApplicationBuilder
• Request Handling
  • Routing
  • Parameter Binding

davidfowl

$/
  artifacts/
  build/
  docs/
  lib/
  packages/
  samples/
  src/
 tests/

davidfowl

Migration to ASP.NET Core in .NET 6

• WebApplication and WebApplicationBuilder
• Differences in the hosting model
• Building libraries for ASP.NET Core
• FAQ
• Cheatsheet

WebApplication and WebApplicationBuilder

davidfowl

# Print all project items
Recurse-Project -Action {param($item) "`"$($item.ProjectItem.Name)`" is a $($item.Type)" }

# Function to format all documents based on https://gist.github.com/984353
function Format-Document {
    param(
        [parameter(ValueFromPipelineByPropertyName = $true)]
        [string[]]$ProjectName
    )
    Process {

davidfowl

using System;
using System.Collections.Generic;
using System.Web;
using System.Web.Mvc;
using System.Web.Optimization;
using System.Web.Routing;
using Microsoft.Extensions.DependencyInjection;
using WebApplication16;
using WebApplication16.Controllers;

davidfowl

public void ConfigureServices(IServiceCollection services)
{
    services.AddHttpClient("myclient");

    // Global header propagation for any HttpClient that comes from HttpClientFactory
    services.AddHeaderPropagation(options =>
    {
        options.HeaderNames.Add("Correlation-Id");
    });
}

davidfowl

using System.IO.Pipelines;
using System.Net;
using System.Net.Security;
using Microsoft.AspNetCore.Connections;
using Microsoft.AspNetCore.Connections.Features;
using Microsoft.AspNetCore.Http.Features;
using Microsoft.AspNetCore.Server.Kestrel.Core;

var builder = WebApplication.CreateBuilder(args);

davidfowl

using System.Collections.Concurrent;
using System.Threading.Channels;

var channel = Channel.CreateUnbounded<int>();

var syncContext = new SingleThreadedSyncContext();

syncContext.Post(async _ =>
{
    await foreach (var item in channel.Reader.ReadAllAsync())