In the previous post, I showed how to add MS Orleans to an existing WebAPI application. If you happen to use Entity Framework and you run your database migration in Program.cs before you run the application, you might get the below exception after adding MS Orleans ‘Instances cannot be resolved and nested lifetimes cannot be … [Read more…]
I have a generic interface called IConverter which accepts one type of object and returns a different type. There are many different implementations of this interface and they are all registered in the DI container (see last post on how to automatically register all implementations of a generic interface in DI container). However, where this … [Read more…]
I have a generic interface which has many implementations. I expect to have more implementations of this generic interface in the future. However, I don’t want to manually register these implementations in the service container every time I add a new one. It’d also cause runtime exception if I forget to register one of these … [Read more…]
This post I will show how to create a testing context which can be used in unit tests to automatically construct the testing target. My solution is based on this article from https://dotnetcoretutorials.com. I’ve customised it a bit to allow mock Target and automatically inject all the mocks during setup. The customisation will give you a mock … [Read more…]
This post is part of a series of blog posts about bad codes or bad practices I’ve come across. Note that this is my personal opinion and some of the things I mention could be debatable. Post 1: Code review, why it matters Post 2: Not including JS, CSS and static content files in project Post … [Read more…]
In my current projects, whenever a new service is added, I need to manually register it in the container if using Unity or bind it in the kernel if using Ninject. This is working alright for the team so far but there is a way to automate this process. The idea is to look into the loaded … [Read more…]
In my previous post, I showed how to connect to FTP server via Azure Webjob. In this post, I’m going to show how to inject dependency in Azure Webjob using Unity. Azure Webjob uses a JobActivator to create instances of job classes. A custom job activator can be used to resolve any dependencies when creating instances. To … [Read more…]
I’ve been building a little console app to be run as an Azure web job for my side project. I want to re-use some of the services in the business logic layer that serves the website this web job is for. This requires some dependencies injection in this console app. There is a Schedule service that … [Read more…]