Questions about interface related design considerations, such as programming to the interface.

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3
votes
2answers
161 views

Design interface for WebService to access several MySQL databases

I am currently trying to design an interface for a WebService that can access several MySQL databases. There will be 4 operations available, Add(), Read(), Update() and Delete(). The WebService just ...
0
votes
2answers
144 views

Using interfaces as part of encapsulation

I'm creating interfaces for a number of our existing classes for mocking reasons. Many of these classes also have package scope methods as an attempt to give some level of encapsulation by ensuring ...
0
votes
1answer
77 views

JEE MVC, controller calls the interface instead of the interface implementation

I'm following this tutorial: http://wiki4.caucho.com/Building_a_simple_listing_in_JSP It creates a basic web application in Eclipse using the MVC pattern with Resin as the web container. Here's the ...
0
votes
1answer
243 views

Android, using a Fragment to hold/edit complex object, accesible from any Activity

I'll do my best to describe the problem, but I'm still very new to several concepts that I think this problem requires to be solved (namely interfaces and threads). I should preface this by saying ...
5
votes
0answers
216 views

ActiveX, OLE, COM explanation or informative links

I've been programming a lot with C# on Visual Studio and many minor/other languages, but I'm having a really hard time to get the grasp of ActiveX, OLE, COM interfaces. All I got is that they're like ...
2
votes
0answers
172 views

The inheritance argument of zope.interface (providedby vs isinstance)

What limitations does inheritance of an interface through an abstract base class present that are addressed by zope.interface? In the following talk given in 2010 by Jeff Rush about interfaces, at ...
1
vote
0answers
176 views

Class Interfaces with Multiple Classes and Dependency Injection

NOTE ON QUESTION TITLE: I did not really even know how to phrase the title so if someone can edit and make it more articulate I would really appreciate it. QUESTION: Basically, what I'm trying to do ...
1
vote
0answers
42 views

Adding new Interface & Replacing Method with Interface Type

Let's say that I have 2 classes: Foo and Bar. `Foo` { List<Bar> bars String bippy() int boop() } `Bar` { int biz() String baz() } Observe that Foo's fields include a List<Bar>. ...
1
vote
0answers
208 views

How far to go when future proofing fluent-method-chained-DSL test code?

Is it worth implementing interfaces, or using the getThis() trick, or even static factory methods to future proof against the need to extend this DSL? The current design is a pair of thin ...
1
vote
0answers
173 views

Pattern or solution for using classes with different interface the same way

What I would like to achieve is to use classes (now two, later more) with different interface the same way, so I would like avoid using decisions based on the interface on upper levels for instance, I ...
0
votes
0answers
32 views

Restructuring similar interfaces to one unified design

In my project, I have several types of Web API controllers (and their corresponding services and repositories). When I started out, I made an interface of a generic type that would describe the basic ...
0
votes
0answers
50 views

What should I do with too much interfaces needed for a dialog

Let me start by doing a small summary of the changes we did in our code in the last year. We have a software (VERY big) that is used to visualize multiples underground networks, enter data in the ...
0
votes
0answers
169 views

Where are the Interface information stored?

I would like to know whether the information in an interface such as the variables which are final and the methods which are abstract and static would all live in method area ??? And what would be ...