August 2004
Intermediate to advanced
480 pages
9h 41m
English
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Wrapping an Exception
Well-designed applications are often designed in tiers. Perhaps you have a data tier, and all of the objects of a similar type in a similar package are dedicated to accessing the database, and returning the result of the operation up to another tier of the application.
The purpose of the tiers is to separate different functions. N-Tier development dictates that you don't mix your user interface code with your workflow code or your data access code. It stands to reason that you do not mix an exception generated in the data tier with client tier code.
But you do need to handle the exception. So it's a predicament. Well, the thing to do is wrap up your SQLException object in an exception object that hangs out with the client ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.