MVC (Model-View-Controller) is a software architecture pattern that enforces separation of concerns.

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Python GUI and MVC - get variable from other module

I am trying to split my code into different layers: GUI, reading the GUI, creating input, calculating the model, interpreting data, creating view, sending the view to the GUI. Somebody told me about ...
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Where is the M in MVC?

I'm trying to refactor my application into MVC, but I'm stuck on the M part. In a database-backed app, the model is implemented in the app code, right? But then, what is in the database -- is that ...
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Why should I adopt MVC? [duplicate]

I decided to get my hands wet and got the YII framework for PHP. I created my first application, then created new controller, model and view. Connected to database, got my record passed from ...
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mvc pattern on procedural php

First off, I do not have anything against OO programming (I'd be mad if i believed so). But I was thinking on some sort of procedural MVC pattern with PHP; let me explain better. As we all know, ...
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Design pattern for complex view creation in sheet music

I've got a bunch of Note-Models with properties like pitchand duration. In music notation, these notes must now be placed into a certain bar on a certain line on a certain page, and so on. Many more ...
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83 views

Services in Model Layer

I understand services should have no state and no business logic. How can you implement a service like AuthentificationService considering these rules? All the methods in a service should be ...
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Testing MVC models when using SQL referential constraints

I have an MVC web app that's wired against PostgreSQL. The DB uses the full gamut of various referential constraints to ensure referential integrity, as opposed to say the Rails approach, where you ...
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3answers
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Is it okay to call a model method in my view?

In the interest of keeping my Controller's skinny, I put a headline method in a Model. # My Model class Property def headline "#{name} | #{address}" end end (Then, Property Controller for ...
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Service as a Model in MVC

I have a PHP MVC application and a file table. I need to implement the functionality: mark all as read. The best solution for the code I found so far was to put the actual implementation in a ...
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Java generalization

I have a question regarding generalization. I know when it is needed to be done, but is it worth having an extra class for 1 field? e.g.: StatisticsCustomer has fields: Customer customer and int ...
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Unobtrusive JavaScript (regarding asp.net mvc3) not clear

Unobtrusive JavaScript avoids injecting inline JavaScript into HTML. This makes your HTML smaller and less cluttered, and makes it easier to swap out or customize JavaScript libraries ...
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2answers
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mvc pattern - splitting model into data-access and business logic layers

I've had a chance to try it out and I like it very much. I'm thinking of using it in all of my future projects. I'd like to hear some critique and opinions about it. I've done a little research on the ...
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Do I need JUnit tests for the controller layer on a MVC when I have a database layer

I have a MVC which has this structure: ui controller db model Basically the controller doesn't really do much more than connection ui with db layer. Do I need to provide JUnit tests for the ...
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Architecture For Mockable DAL On Large Projects

I have recently been reading an article about creating a blog using ASP.NET and MVC, and in the article the user splits the Data Access Layer into a separate Class Library, and creates an interface ...
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203 views

Where should I put my method

I am writing a Java program using the MVC design pattern. I have classes Item and Supplier. In the database they are connected through a item_supplier table. I'm writing a method which will give me ...
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2answers
768 views

MVC pattern with JSF-Spring-MyBatis webapp

I've a Java webapp with these frameworks and I want to know if my implementation meets with MVC pattern: Controller Layer (V) I'm using JSF @ManagedBean public class Controller{ ...
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1answer
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Handling error message for a Spring MVC login form

This can apply to many error handling scenarios, but I'm curious about how to do it in a login scenario. Given this Spring controller method: @RequestMapping(value = "/account/login", method = ...
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1answer
164 views

Controller JSP - no view

Most people say do not use JSPs. But what if I have a JSP that does not show anything, it only acts as a controller? Why would I do that? Because we do not need to redeploy complete webapp to make a ...
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1answer
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How to persist temporary data over multiple HTTP requests?

In our webapplication we have a list of questions that have to be answered by the user. These questions are served to the user one by one and will be saved once the last question has been answered. ...
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1answer
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Java MVC extra classes

I have a simple MVC project. My current packages: gui controller db domain I want to put extra classes which I will use, e.g. md5 hashing, email validator (methods which I will use in more than ...
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how to map controllers , models, and views as a todo list

Before starting on a current project I was wondering if there is a terminology for what I am planning on doing? Basically what I want to do is map out every object in layers such as all the ...
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Is XML, HTML/CSS, XSL analogous to Model, View, Controller?

For some time in personal projects I have been using XSL to convert my raw XML data into human-friendly HTML/CSS (in simple projects, I have no JavaScript, so let's leave that out of the equation for ...
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4answers
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Why put the business logic in the model? What happens when I have multiple types of storage?

I always thought that the business logic has to be in the controller and that the controller, since it is the 'middle' part, stays static and that the model/view have to be capsuled via interfaces. ...
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MVC framework that uses classes instead of methods for actions

In most MVC frameworks, Controller class contains multiple methods, each representing one action. Then annotations and reflection is used to call those methods appropriately. But from OOP point of ...
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MVC View Question

In my PHP web page (index.php), I have a simple script that calls a "page" class, and then builds the page from it. Index.php executes methods within an instance of the 'page' class, such as ...
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452 views

What do I call a non-MVC pattern?

I am finishing my project and in my thesis I am explaining why I used an MVC pattern to build my website, and have stated the advantages of designing it this way. However, if I had not used MVC and ...
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Models structure in PHP/MVC

I have some classes that are composed with ORM generated Models. example1: For example the Report.php (Model) is using a Document.php Model generated with ORM. Based on the document object a report ...
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Is MVC just the SEO of PHP programming?

There's around a zillion "PHP frameworks". And most of them bill themselves as following the MVC pattern. While it's welcome to overcome osCommerce coding style (processing logic heavily intermixed ...
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MVC URL formatting/design

In refactoring a lot of MVC code, I have run into an issue with my URL design. For example, let's say we have a Venue object public class Venue { public long ID { get; set; } public ...
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Which design pattern is typically used when designing a WCF data services driven Winforms application?

Please excuse me as I am a bit new to the following technologies and practices. I have been given the task to create a management suite utilizing an MDI GUI. This suite will be the front end to a WCF ...
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How to design an application that read files using MVC pattern?

I am going to write an application that reads data from a csv file, and display that data to the user. I intend to apply an MVC design pattern to create this application. A user will interact with ...
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396 views

Is this an MVC framework?

I have built a framework for my applications that has been working well, and I have always referred to it in my mind as an MVC. However, after reading some more on what an MVC is (not that I didn't to ...
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2answers
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Is it 'safe' to expect myClasses to agree not to only call package Scope methods from other Package scope methods?

The questions says it all, but a quick overview of the situation. I'm creating a Model which contains classes (all inherriting myObject) which have a large amount of interconnection. I want the ...
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Is MVC the optimal pattern to build a RESTful web service?

Not being a Java practitioner, I recently came to learn about the JAX-RS specification and Apache CXF framework. While still wrapping my head around all these things, I also read the this question on ...
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Is MVC ever considered/applied system-wide?

I was having a discussion with a colleague and he bought up the topic of MVC and the use of ViewModels in ASP.NET MVC. The discussion was that, in an n-layer architecture, the UI, Business Layer and ...
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Where's the separation between Presentation and Logic in Javascript MVC frameworks?

I had learned that following piece of code is bad because it is obstrusive javascript and mixes presentation with logic: <a href="" onclick="archive()">archive</a> The best practice was ...
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Why is using named routes for generating outbound URLs a violation of Separation of Concerns?

What is separation of concerns? In computer science, separation of concerns (SoC) is the process of breaking a computer program into distinct features that overlap in functionality as little ...
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How can I get my progress reviewed as a solo junior developer

I am currently working for a 2 person company, as the solo primary developer. My boss gets the clients, mocks up some png design templates and hands them over to me. This system has been working fine ...
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What should be in my model and what should be in my controler?

We are writing a system with a sort of quasi-MVC structure (it was never stated as that, but that's what it is). I'm building up a full knowledge of the system and the controller will have to make ...
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382 views

Communication between View and Model

I have a basic issue with the MVC architecture. I am aware that the View usually listens to the Model. But how are user requests propagated to the Model? Currently I do it like this, when the user ...
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1answer
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Ambiguous use of “Controller” in MVC

I have heard two separate uses for the term controller when speaking of the Model View Controller methodology. An intermediary section of code that communicates between the Model and View, tying ...
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The Service class in MVC

From time to time I find there is a need to build a service class. Something I can't really attach inside a model in order to respected GRASP and SOLID. So I created a class called ...
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2answers
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How to synchronize client and server model objects?

We have a client-server application with a thick client (GWT). There are client-side MVP presenters (MVC controllers) which hold references to some objects viewed in the GUI. Some user actions cause ...
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Would this constitute MVC - even in a very loose sense?

I've been working on a kind of CRM for the sales guys in our office - not as a job role but as a spare time task type of thing - I don't claim to be a developer or anything like that, but I would ...
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1answer
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Architectural questions regarding, MV** frameworks, NoSQL data models, and gradual refactoring

I have a web app I would like to gradually refactor by adding structure to it. I have narrowed down the options to Backbone (with some plugins), Ember.js and AngularJS My goal is to refactor that ...
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240 views

method to allow me ability to freely modify my classes, but make them immutable to others?

I am creating the model part of an MVC architecture. My one class will provide all the accesses to allow one to fetch system state. I want most of this state to be immutable as it shouldn't be ...
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What is a good technique to prevent unauthenticated users from accessing controller methods?

I have an event(s) controller: class Event extends CI_Controller{ public function index(){ } public function foo(){ } //Shouldn't be able to use this method unless logged in ...
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11answers
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Is the 'C' in MVC really necessary?

I understand the role of the model and view in the Model-View-Controller pattern, but I have a hard time understanding why a controller is necessary. Let's assume we're creating a chess program using ...
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ASP.NET MVC Web Site & WCF Web Service - Sharing functionalities

I have the following situation: I have to create a website and a web service that will share a part of the functionalities. This is why I do not want to write code twice. I have thought of the ...
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How to use MVC in practice

I'm very confused. I can't even begin to understand how MVC would be implemented outside of web development. This might seem like too general a question, but how would one apply MVC. I have the ...