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[ASP.NET] ASP.NET MVC uses Autofac to add global filters

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Posted on 5/5/2024 7:15:08 PM | | | |
Requirements: Add a global filter ASP.NET MVC, the filter constructor has dependencies, and you need to inject related services to test using the newly created web project of .NET Framework version 4.8.

First, reference the Autofac related dependency package as follows:


Create a new IAuthenticationFilter authentication filter for testing, the code is as follows:

Open the Global.asax.cs and modify it as follows:

DependencyResolver is an important component in MVC, as the name suggests, it is responsible for the resolution of dependency objects, and it can be said that it is an IOC container used inside the MVC framework. Many objects are created through MVC, and we may not use it directly, but if you are using Unity, Autofac, or looking at some open source projects, you will always see it.

Start debugging and test as shown below:



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