<pedrocorreia.net ⁄>
 

<Exceptional Java - Exception design relativity ⁄ >




clicks: 3414 3414 2008-05-25 2008-05-25 goto programacao myNews programacao  Bookmark This Bookmark This


Designing the error path in the code is not the most entertaining part of a programmer's job. We are focused on coding the solution, the success path, and the damn exceptions stand in the way pretending to be handled. What makes it even harder and murkier is the lack of well established rules for what constitutes an exception and how to decide what kind of exception each one is: checked vs unchecked. And this decision is haunting because whatever you decide will influence the handling policy in the client code.

Let's look at a very simple and trivial example and try to decide what to do exception wise.

In a banking system, simplifying to extreme, we will probably have some kind of Account class. And the interface of the account class might have a transferFunds method that could look like this:



este é só um excerto do artigo, para aceder ao artigo completo, clique no link em baixo:
this is just a small excerpt from the article, to access the full article please click in the link below:

http://littletutorials.com/2008/05/23/exceptional-java-exception-desig...




Subscribe News RSS  Subscribe News Updates by E-mail





myNews <myNews show="rand" cat="programacao" ⁄>

RouterJs: easy routing for your ajax Web applications new ...

RouterJs is a simple router for your ajax web apps. It's build upon History.js which means that Rout (...)

clicks: 18576 18576 2012-05-14 2012-05-14 goto url (new window) haithembelhaj.g... goto myNews programacao


Backbone computed properties new ...

This gist shows one way to implement read- and write-enabled computed properties on a Backbone Model (...)

clicks: 18180 18180 2012-05-13 2012-05-13 goto url (new window) https://gist.gi... goto myNews programacao


Android Query new ...

Android-Query (AQuery) is a light-weight library for doing asynchronous tasks and manipulating UI el (...)

clicks: 18050 18050 2012-05-12 2012-05-12 goto url (new window) code.google.com... goto myNews programacao


Create Instagram Filters With PHP new ...

In this tutorial, I'll demonstrate how to create vintage (just like Instagram does) photos with PHP (...)

clicks: 18217 18217 2012-05-12 2012-05-12 goto url (new window) net.tutsplus.co... goto myNews programacao


HTML5 jQuery Paint Plugin new ...

Websanova Paint is a HTML5 canvas based jQuery plugin. It allows you to free paint on a canvas area (...)

clicks: 29320 29320 2012-05-12 2012-05-12 goto url (new window) websanova.com/t... goto myNews programacao


Sass vs. LESS vs. Stylus: Preprocessor Shootout new ...

CSS3 preprocessors are languages written for the sole purpose of adding cool, inventive features to (...)

clicks: 17954 17954 2012-05-11 2012-05-11 goto url (new window) net.tutsplus.co... goto myNews programacao


Real-time Applications With Node.js and Socket.IO new ...

Hey everyone! Sorry about the long pause since the last blog post, life has been quite hectic for th (...)

clicks: 18532 18532 2012-05-11 2012-05-11 goto url (new window) codingcookies.c... goto myNews programacao


15 Handpicked jQuery Drop Down Menus Tutorials new ...

Here we are presenting another brilliant collection of 15 jQuery navigation menu that you can downlo (...)

clicks: 16935 16935 2012-05-10 2012-05-10 goto url (new window) smashingapps.co... goto myNews programacao