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2
votes
2answers
609 views

Adding dynamic business logic/business process checks to a system

I'm wondering if there is a good extant pattern (language here is Python/Django but also interested on the more abstract level) for creating a business logic layer that can be created without coding. ...
5
votes
3answers
1k views

Thick models Vs. Business Logic, Where do you draw the distinction?

Today I got into a heated debate with another developer at my organization about where and how to add methods to database mapped classes. We use sqlalchemy, and a major part of the existing code base ...
3
votes
3answers
249 views

What are the pros and cons of implementing this requirement in different layers?

I have a CRUD app for <DomainObject>s. They are persisted in a database. There is a new requirement: keep track of the <DomainObject>s that have been created since the app was opened, ...
0
votes
1answer
834 views

Caching Business Objects in MVC application

I figured this was more of an architectural question, so I chose to post it here rather than Stack Overflow. So I'm building an MVC web application and have just finished writing the code that wraps ...
3
votes
2answers
1k views

What is the relationship between the business logic layer and the data access layer?

I'm working on an MVC-ish app (I'm not very experienced with MVC, hence the "-ish"). My model and data access layer are hard to test because they're very tightly coupled, so I'm trying to uncouple ...
8
votes
4answers
8k views

Business Objects within a Data Access Layer

So I've been creating a data access layer via TDD and have approached somewhat of a concern. I'd rather not start down the wrong path, so I figured I'd ask you guys to see if my thoughts were in line ...
8
votes
4answers
3k views

Does business logic really belong on the server?

A typical stack for a web application is a database, a server with server-side code, and a user with a browser with HTML/CSS/JavaScript. Before extensive AJAX, MVC in which the controller was the ...
2
votes
2answers
770 views

Obtaining the best of both worlds: MVC and WebForms

Rather than asking a general question about WebForms vs MVC (such as in ASP.NET v/s ASP.NET MVC), I have a specific quesiton. It appears the main differences between the two approaches are WebForms ...
8
votes
1answer
4k views

Hooking up a Business Layer and Repository using Unit of Work Pattern

I am having a bit of trouble explaining precisely the question I have here so bear with me. it is similar to the unanswered question found here: ...
3
votes
1answer
225 views

Seperating business logic and layout in a highly interlocked project

My company is developing software that has a lot of technical debt that has existed for more than 20 years. It's a mix of C++ and C and consists of about 2M LOC. I would like to make some suggestions ...
5
votes
5answers
2k views

How to tackle complex business rule and logic?

I have a domain expert to work with, but he would throws a lot of details to me verbally. The business logics are complex, business rules change often, the business process is long and multi-ending / ...
9
votes
3answers
832 views

What is the object-oriented thought process? [closed]

I've been studying OOP in conjunction with Zend's MVC implementation for the past few months. I'm pretty new to programming, generally, but I feel strongly that I should learn things the 'right' way, ...
8
votes
6answers
363 views

How to improve my trade

I'm currently working as a software developer and studying for a software engineering degree (the former whilst not doing the latter). I'm confident in my ability to do my job competently, but I feel ...
2
votes
4answers
1k views

Business rules, business logic, input validation

This might be asked a thousand times but couldn't find the answer. I just wonder how you people handle the business logic errors? Im trying to do a nice api for my business model. Some methods have ...
3
votes
2answers
458 views

Should I use “Business logic” term when speaking about non-business application?

Suppose there is a part of program that does not deal with initialisation, input, output. It just specifies what should be done, what is allowed or not. I use the term "Business logic" for this. But ...
3
votes
3answers
259 views

Improve address lookup usability and accuracy?

In my application,I have a feature like this: The user wants to add a new address to the database. Before adding the address, he needs to perform a search(using input parameters like ...
16
votes
11answers
1k views

How much system and business analysis should a programmer be reasonably expected to do?

In most places I have worked for, there were no formal System or Business Analysts and the programmers were expected to perform both the roles. One had to understand all the subsystems and their ...
14
votes
6answers
1k views

Representing business rules with exceptions

I know it is expensive but (IMO) I believe it is a very good practice. I'm talking about rules like say, you can't save an Invoice if you are not a sales person... so in that case throwing an ...
18
votes
7answers
735 views

Business Objects - Containers or functional?

This is a question I asked a while back on SO, but it may get discussed better here... Where I work, we've gone back and forth on this subject a number of times and are looking for a sanity check. ...