Questions tagged [loose-coupling]
207 questions
0
votes
1 answer
IoC hides platform mismatches
Assume you have a 3-layer application:
UI layer (UI)
Business layer (BLL)
Data layer (DAL): references 32-bit DLL, so it must compile as x86
In a traditional app, the UI would reference the BLL and the BLL would reference the DAL. If the UI or…
Nelson Rothermel
- 9,436
- 8
- 62
- 81
0
votes
1 answer
Delegate class in main app to class in rails engine
I have an isolated Rails Engine: Admin.
In that Engine I create Sites through a GUI.
in Engine:
module Admin
class Site < ActiveRecord::Base
end
end
In main app I inherit from the engine's Site in order to use it as a constant at the root…
Yeggeps
- 2,055
- 2
- 25
- 34
0
votes
1 answer
Design patterns - events or direct references
Let's say we have a Java application designed with MVP with a page displaying some independent modules. There are, among others, two independent MVP modules in the app we will take into consideration. There there is a functionality in the app that…
rafalry
- 2,620
- 6
- 24
- 39
0
votes
3 answers
Selecting a service implementation based on business rules
In an application I am working on, we have actions that trigger when a new entity is added to the repository. One of the new actions is supposed to use a service (as in, service layer, not web service somewhere in the ether) to perform some…
Michael
- 1,306
- 1
- 12
- 30
0
votes
4 answers
How to achieve loose coupling between JDBC drivers and source code?
I don't want to make my code tight coupled to some JDBC driver (for example MySql). I want to make universal code, that can work with many database implementations. And I don't quite understand how to achieve this goal when using JDBC.
I think to…
WelcomeTo
- 19,843
- 53
- 170
- 286
0
votes
5 answers
Any suitable patterns for this problem?
I have a situation in which I am attempting to keep my model and implementation as loosely coupled as possible, however I am faced with a situation where the coupling could potentially get a lot closer than I want.
I have a selection of 'Model'…
Ash
- 5,057
- 7
- 35
- 49
-1
votes
1 answer
How to do loose coupling of command programmatically?
I am making a mobile app using Xamarin. And using Prism to achieve MVVM with loose binding between Views and ViewModels.
In one View, I am creating buttons programmatically from the code behind, like so:
var button = new Button {
Text =…
Martijn
- 739
- 9
- 26
-1
votes
1 answer
Netty : How to share ChannelHandleContext across loosely coupled services
Working on an client server application where on server side I have a client facing service component which intercepts all the socket requests from clients and after scanning the message it routes to the different services through messaging bus, so…
Dinesh Kumar
- 19
- 6
-1
votes
1 answer
Can anyone give examples for why interface vs abstract class in terms of code reuse, loose-coupling & polymorphism?
There have been several discussions for this question. But I am looking for a good satisfactory answer that in terms of below oops concepts.
a. code reuse
b. loose coupling
c. polymorphism
If any one can explain(with some examples that make use of…
PRS
- 41
- 1
- 3
- 12
-2
votes
1 answer
How to improve the architecture of my website?
The following picture is my web architecture.This is my first website too.This site is a kind of control panel, thus it is composed of many buttons and events.As the requirement becomes more and more, it becomes hard to maintain.
Web…
dayo
- 27
- 5
-3
votes
1 answer
How to implement main method fallowing code based on loose Coupling
Fallowing code explain the loose coupling concept. I want to implement the main method to added items (with price and quantity) and calculate the total price with sales tax. How I implement the main method.
class ShopingCartEntry {
public…
user3807112
- 21
- 5
-5
votes
3 answers
Tightly or loose coupled with static methods
public Interface IFoo()
{
void DoSomething();
}
public class Foo
{
private IFoo _ifoo;
public Foo(IFoo foo)
{
_ifoo = foo;
}
public void Bar()
{
// execute
_ifoo.DoSomething();
}
}
In the…
Harry
- 3,031
- 7
- 42
- 67