Tagged Questions
-2
votes
1answer
104 views
DDD/SOA Using .NET Message pattern(s) / Request Response with File Saving [closed]
I've done some research on this but I can't find more specific examples to help me with this. I'm new to SOA/Patterns in general please take it easy... :)
Can you display an example of using the ...
5
votes
4answers
316 views
Refactoring jQuery spaghetti code to use DDD
Most of my client side code ends up as a long script in one file the mostly looks like this:
<script>
function someFunction1(){/*...*/}
function someFunction2(){/*...*/}
...
var ...
1
vote
1answer
107 views
Where to validate domain model rules that depend on database content?
I'm working on a system that allows Administrators to define Forms that contain Fields. The defined Forms are then used to enter data to the system. Sometimes the Forms are filled by a human via a ...
3
votes
1answer
59 views
Wouldn't Layer Supertype pattern corrupt our domain model?
a) To my knowledge Domain Objects should for the most part be oblivious to technical aspects of a design. Since I view class inheritance as being a technical solution, wouldn't introducing a Layer ...
4
votes
2answers
177 views
A design decision in composition or aggregation
I've recently had doubts about some design decisions that I frequently make, so this time I decided to take some time and try to analyze it to find the best solution. I will describe a simple scenario ...
0
votes
2answers
238 views
Converting Business Process Maps into Software
I am fairly new to web application development. I have defined my problem domain through talking to various stakeholders and putting a process map together - basically a flow chart showing the ...
4
votes
2answers
232 views
DDD and filtering
I am developing an app in ddd maner. So I have a complex domain model. Suppose I have a Fare object and Airline. Each Airline should contain several or much more Fares.
My UI should represent Model ...
6
votes
1answer
223 views
Domain Model and Querying
I am new to DDD, having worked only in Transaction-Script apps with an anemic model, or just Big Balls of Mud, so please forgive any terminology I abuse.
I am trying to understand the proper ...
3
votes
4answers
586 views
DDD: Service or Repository
I am developing an app in DDD manner. And I have a little problem with it.
I have a Fare (airline fare) and FareRepository objects. And at some point I should load additional fare information (from a ...
4
votes
1answer
163 views
DDD: service contains two repository
Does it correct way to have two repository inside one service and will it be an application or domain service?
Suppose I have a Passenger object that should contains Passport (government id) object. ...
3
votes
1answer
519 views
How to manage long running background threads and report progress with DDD
Title says most of it. I have found surprising little information about this. I have a long running operation of which the user wants to see the progress (as in, item x of y processed). I also need to ...
3
votes
2answers
323 views
Can the following Domain Entity contain logic for creating/deleting other entities?
a) As far as I understand it, in most cases Domain Model DM doesn't contain code for creating/deleting domain entities, but instead it is the job of layers ( ie service layer or UI layer ) on top of ...
1
vote
1answer
132 views
design pattern advice: graph -> computation
I have a domain model, persisted in a database, which represents a graph. A graph consists of nodes (e.g. NodeTypeA, NodeTypeB) which are connected via branches. The two generic elements (nodes and ...
5
votes
2answers
594 views
Are Persistence-Ignorant objects able to implement lazy loading?
Persistence Ignorance is an application of single responsibility principle, which in practice means that Domain Objects (DO) shouldn't contain code related to persistence, instead they should only ...
3
votes
2answers
738 views
Should this code/logic be included in Business Objects class or a separate class?
I have created a small application which has a three tier architecture and I have business object classes to represent entities such as User, Orders, UserType etc. In these classes I have methods that ...
