ASP.NET Core in Action, Third Edition

21 The MVC and Razor Pages filter pipeline

This chapter covers

• The filter pipeline and how it differs from middleware
• The different types of filters
• Filter ordering

Part 3 of this book has covered the Model-View-Controller (MVC) and Razor Pages frameworks of ASP.NET Core in some detail. You learned how routing is used to select a Razor Page or action to execute. You also saw model binding, validation, and how to generate a response by returning an IActionResult from your actions and page handlers. In this chapter I’m going to head deeper into the MVC/Razor Pages frameworks and look at the filter pipeline, sometimes called the action invocation pipeline, which is analogous to the minimal API endpoint filter pipeline you learned about in chapter ...