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Customizing ASP.NET Core 5.0

You're reading from   Customizing ASP.NET Core 5.0 Turn the right screws in ASP.NET Core to get the most out of the framework

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Product type Paperback
Published in Jan 2021
Publisher Packt
ISBN-13 9781801077866
Length 160 pages
Edition 1st Edition
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Author (1):
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Jürgen Gutsch Jürgen Gutsch
Author Profile Icon Jürgen Gutsch
Jürgen Gutsch
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Table of Contents (15) Chapters Close

Preface 1. Chapter 1: Customizing Logging 2. Chapter 2: Customizing App Configuration FREE CHAPTER 3. Chapter 3: Customizing Dependency Injection 4. Chapter 4: Configuring and Customizing HTTPS with Kestrel 5. Chapter 5: Using IHostedService and BackgroundService 6. Chapter 6: Writing Custom Middleware 7. Chapter 7: Content Negotiation Using a Custom OutputFormatter 8. Chapter 8: Managing Inputs with Custom ModelBinders 9. Chapter 9: Creating a Custom ActionFilter 10. Chapter 10: Creating Custom TagHelpers 11. Chapter 11: Configuring WebHostBuilder 12. Chapter 12: Using Different Hosting Models 13. Chapter 13: Working with Endpoint Routing 14. Other Books You May Enjoy

Introducing middleware

The majority of readers probably already know what middleware is, but some of you might not. Even if you have already been using ASP.NET Core for a while, you don't really need to know details about middleware, because they are mostly hidden behind nicely named extension methods such as UseMvc(), UseAuthentication(), UseDeveloperExceptionPage(), and so on. Every time you call a Use method in the Startup.cs file, in the Configure method, you'll implicitly use at least one, maybe more, middleware.

A middleware is a piece of code that handles the request pipeline. Imagine the request pipeline as a huge tube you can call something in to and an echo comes back. The middleware is responsible for the creation of this echo, manipulating the sound to enrich the information, handling the source sound, or handling the echo.

Middleware is executed in the order in which it is configured. The first middleware configured is the first that gets executed.

In...

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