3
votes
2answers
317 views

Help With Dependency Injection

I am still very confused as to why and when to use Dependency Injection. If anyone could explain maybe using the below example that would be great, any other explanations would be appreciated. Lets ...
3
votes
2answers
535 views

What am I missing in my (mis)understanding of IoC/DI/Castle Windsor?

Okay, so here's how I understand IoC and DI in Web API to work when using Castle Windsor. Note, though, that my confidence that I understand it as I should, though, falls somewhere between my ...
0
votes
1answer
368 views

Database Context and Singleton injection with IoC

All of the below relates to a ASP.NET c# app. I have a Singleton Settings MemoryCache that reads values from database on first access and caches these, then invalidates them using SQL Service Broker ...
8
votes
5answers
609 views

Should I write an interface API before an implementation?

I've been delving into more "organized" programming recently and I've been learning that I should be programming to an interface, not an implementation. With that in mind, would it be better to ...
-1
votes
1answer
172 views

Converting between data and presentation types

I'm quite new to stuff like DI, MVVM and WPF altogether, so it's fairly possible this reads like a giant WTF... I have defined an interface in my business layer, ISomeEntity; then in my data layer, I ...
1
vote
5answers
3k views

Dependency Injection Confusion

I think I have a decent grasp of what Dependency Inversion principle (DIP) is, my confusion is more around dependency injection. My understanding is the whole point of DI is to decouple parts of an ...
5
votes
3answers
123 views

XML Documentation for IoC Classes

I'm working on an application that uses Inversion of Control to achieve loose coupling between the Data Access and Business Layers. Having an ILoanApplicationRepository and a ...
0
votes
1answer
3k views

Layered architecture using Entity Framework with different class libraries

Our business requirements required to create a layered and modular architecture. So I designed an architecture to make it as decoupled and as modular as possible. I will list my layers below ASP ...
39
votes
6answers
7k views

Single Responsibility Principle - How Can I Avoid Code Fragmentation?

I'm working on a team where the team leader is a virulent advocate of SOLID development principles. However, he lacks a lot of experience in getting complex software out of the door. We have a ...
6
votes
3answers
2k views

Inject dependency as method parameter instead of constructor parameter

I'm using an ORM which doesn't allow me to inject dependencies in the constructor. Let's say I'm using DDD for the business logic, and the MVC pattern for the UI. Now one of my domain objects needs ...