Questions tagged [layers]

Layer (or abstraction level, or a layer of abstraction) is a way of hiding the implementation details of a particular set of functionality.

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Scalable QT/ C++ Architecture advice

I am working on software which supports different hardware device generations. With each software release all device generations are supported, what means that each device generation is also tested. ...
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Understanding layered architecture: are these layers in a Nestjs application really decoupled?

I'm creating a new project usin Nestjs, which I'm really starting to like. I cannot figure out though, what the right way is for separating Business layer and Application layer. Following the ...
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In an asp.net mvc application, can I use Entity layer as Model?

I am developing an asp.net mvc solution, which contains the three layers: Data Access Layer Business Layer Entity Layer Each layer is a project. I have developed the controllers and views, but no ...
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Refactoring to avoid circular references

I'm working on an ASP.NET MVC solution that has two projects, WebUI and DAL. WebUI references DAL. DAL has the repository and context, while WebUI contains Authentication and Authorization classes. ...
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376 views

N-Tier/Layered Architecture with MVC

Do N-Tier/Layered architecture really helpful with MVC? I have some projects here that use N-Tier architecture with MVC. The available layers are Entity Layer Data Layer Business Layer Presentation ...
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How to retrieve login token from repository in network layer? Domain Driven Design - DDD

I am trying to come up with a design for an application I am working on. Here is a basic picture of what I am looking to do. Everything up to the Data Layer is totally fine but the Data Layer makes ...
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Is ASP.NET Core Identity a leaky abstraction?

As far as I know, the DBContext or underlying persistance technology should be only contained inside the Data layer. Also, it feels very wrong to me to have identity package inside the user ...
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108 views

JavaFX generating UI controlls from backend classes

I have a problem with my Software design. I want to generate UI controls from XML messages over the network. The XML messages contain simple information about a component and its properties for ...
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388 views

Clarification on the Onion architecture's Domain Service and Application Service

I am studying Onion Architeture but i got some doubts: All the samples (github) I found over internet are too simple, or are implemented under DDD (which I have not studied at the moment) so I can ...
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545 views

How do I design a Service Layer in code?

I am currently rewriting one of my projects in Java and want to implement a service layer that will be used by different clients (CLI/GUI/Web) to communicate with my core application. For now it will ...
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How shall I implement a MVC program into presentation, business logic and data access layers?

Here is part of an ASP.NET MVC program, from https://docs.microsoft.com/en-us/aspnet/core/tutorials/first-mvc-app/controller-methods-views?view=aspnetcore-3.1 : A model class Movie: public class ...
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709 views

Consuming Rest, DAO or Service layer?

I feel like this is a dumb question but here it goes: If i'm consuming rest (getting data and transforming in POJO), does it sit in the DAO or Service layer? As for what i've researched I believe that ...