How to use dependency injection in action filters in ASP.NET Core 3.1

Filters enable you to execute code at selected stages of the request processing pipeline. An motion filter is a filter that is executed in advance of or after the execution of an motion method. By using motion filters, you can make your motion procedures lean, cleanse, and maintainable.

There are several filters offered for motion procedures, every single of which corresponds to a various stage of the request processing pipeline. You can read through a lot more about motion filters in my previously posting right here. In this posting we’ll talk about how we can get the job done with dependency injection in motion filters in ASP.Net Core 3.one.

To get the job done with the code illustrations supplied in this posting, you need to have Visual Studio 2019 mounted in your program. If you don’t now have a duplicate, you can download Visual Studio 2019 right here. 

Create an ASP.Net Core 3.one MVC task in Visual Studio 2019

Very first off, let’s produce an ASP.Net Core task in Visual Studio 2019. Assuming Visual Studio 2019 is mounted in your program, follow the steps outlined below to produce a new ASP.Net Core task in Visual Studio.