January 2013
Intermediate to advanced
328 pages
7h 14m
English
Content preview from PrimeFaces CookbookBecome 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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Downloading files
The fileDownload component can be used to stream binary contents such as files to requesting browsers, by wrapping the components with any JSF command component such as a button or link.
How to do it...
The value of the fileDownload component should be an instance of org.primefaces.model.StreamedContent. The concrete class org.primefaces.model.DefaultStreamedContent could be used for simple purposes. The following is the backing bean implementation for the file download example along with the component definition.
public class FileController implements Serializable { private StreamedContent file; public FileController() { InputStream stream = this.getClass(). getResourceAsStream("/chapter7/PFSamplePDF.pdf"); file = new DefaultStreamedContent(stream, ...Become 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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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.