January 2015
Beginner to intermediate
364 pages
7h 41m
English
Content preview from Java EE 7 Development with NetBeans 8 - Third EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Implementing aspect-oriented programming with interceptors
Sometimes, we wish to execute some logic just before and/or just after a method's main logic executes. For example, we might want to measure the execution time of a method to track down performance problems, or we might want to send a message to a log every time we enter and leave a method, to make it easier to track down bugs or exceptions.
The most common solution to these kinds of problems is to add a little bit of code at the beginning and end of every method, implementing the logic to profile or log in each method. This approach, however, has problems: the logic needs to be implemented several times, and; if we later wish to modify or remove the functionality, we need to modify several ...
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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.