May 2015
Beginner to intermediate
412 pages
8h 44m
English
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Extending CSV with JSF
The Client Side Validation API makes it possible to write our own validators and converters. The writing process is straightforward.
In this recipe, we will develop a custom JSF validator that validates any Unicode strings. The validator will check whether an input value consists of letters, spaces, hyphens, and apostrophes. Any other characters are not allowed. This is a common requirement for validating names of persons, addresses, and similar inputs. We will use the CSV API to implement both server-side and client-side validators. After that, we will see validation in action.
How to do it…
A custom JSF validator must implement two interfaces: javax.faces.validator.Validator and org.primefaces.validate.ClientValidator. The ...
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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.