Solved

Creating a 4 tier application.

Posted on 2009-05-06
2
249 Views
Last Modified: 2012-05-06
I have the folliowing:

Create separate projects for all layers BO, BAL, DAL, UI.

How can I avoid circular dependecy. How will the layers be.

Example :
UI
|
BLL
|
DAL
========================================
and where will I reference the BO and the BLL and the DAL.
0
Comment
Question by:mathieu_cupryk
2 Comments
 
LVL 12

Accepted Solution

by:
GuitarRich earned 500 total points
ID: 24331613
BAL, DAL & UI will all reference BO
BAL will reference DAL
UI will reference BAL
That should not get any circular references and everything will get what they need.
0
 

Author Comment

by:mathieu_cupryk
ID: 24331851
BO refernces nothign ?
0

Featured Post

Free Trending Threat Insights Every Day

Enhance your security with threat intelligence from the web. Get trending threat insights on hackers, exploits, and suspicious IP addresses delivered to your inbox with our free Cyber Daily.

Join & Write a Comment

AJAX ModalPopupExtender has a required property "TargetControlID" which may seem to be very confusing to new users. It means the server control that will be extended by the ModalPopup, for instance, if when you click a button, a ModalPopup displays,…
In an ASP.NET application, I faced some technical problems. In this article, I list them out and show the solutions that I found.  I hope it will be useful. Problem: After closing a pop-up window, the parent page should be refreshed automaticall…
This video discusses moving either the default database or any database to a new volume.
Illustrator's Shape Builder tool will let you combine shapes visually and interactively. This video shows the Mac version, but the tool works the same way in Windows. To follow along with this video, you can draw your own shapes or download the file…

706 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question

Need Help in Real-Time?

Connect with top rated Experts

19 Experts available now in Live!

Get 1:1 Help Now