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Dependency injection

Getting started with Inversion of Control

Alright, lets dive straight into the deep end! … ok, but not drown in the process of doing so. One step at a time. Lets’s start with an example. The technical side Here is some code: public class Foo { private readonly Bar bar; public Foo() { this.bar = new Bar(); } } To create an instance of Foo we write Foo theFoo = new Foo(); In this example we have two classes, Foo and Bar.

SignalR dependency injection

My go-to container for IoC at the moment is SimpleInjector because you know.. it’s simple. I’ve used it in a couple of projects and used in a hobby project recently again. This hobby project uses SignalR for real-time communication between browser and server and after setting that up I wanted to inject dependencies in to the SignalR hubs. It is pretty easy but there was a minor catch. Let’s look at some code.