JSF 2.0 Cookbook

396 Pages·2010·4.65 MB·English

by  Anghel Leonard

JSF 2.0
Cookbook
Over 100 simple but incredibly effective recipes for
taking control of your JSF applications
Anghel Leonard

BIRMINGHAM - MUMBAI
JSF 2.0
Cookbook
Copyright © 2010 Packt Publishing
All rights reserved. No part of this book may be reproduced, stored in a retrieval system,
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However, Packt Publishing cannot guarantee the accuracy of this information.
First published: June 2010
Production Reference: 1310610
Published by Packt Publishing Ltd.
32 Lincoln Road
Olton
Birmingham, B27 6PA, UK.
ISBN 978-1-847199-52-2
www.packtpub.com
Cover Image by Prasad Hamine ([email protected])
Credits
Author Editorial Team Leader
Anghel Leonard Mithun Sehgal
Reviewer Project Team Leader
Edem Morny Lata Basantani
Acquisition Editor Project Coordinator
Sarah Cullington Poorvi Nair
Development Editor Proofreader
Rakesh Shejwal Chris Smith
Technical Editor Production Coordinator
Arani Roy Shantanu Zagade
Indexer Cover Work
Hemangini Bari Shantanu Zagade
About the Author
Anghel Leonard is a senior Java developer with more than 12 years of experience
in Java SE, Java EE, and the related frameworks. He has written and published more
than 20 articles and 100 tips and tricks about Java technology. Also, he has written two
books about XML and Java (one for beginners and one for advanced users) and another
book for Packt Publishing, named JBoss Tools 3 Developer Guide. In this time, he has
developed web applications using the latest technologies out in the market. In the past
two years, he has focused on developing RIA projects for GIS fields. He is interested in
bringing as much desktop to the Web as possible; as a result GIS applications present
a real challenge to him.
I would like to thank my family, especially, my wife!
About the Reviewer
Edem Morny has been involved in enterprise Java technologies since he got introduced
to Java in 2005, using tools and technologies encompassing both the standard JavaEE
stack and non-standard ones such as JBoss Seam, Hibernate, and Spring. His experience
with JSF includes working with plain JSF, RichFaces, JBoss Seam, and Spring Web Flow's
SpringFaces.
He has been an active promoter of Java EE, speaking at workshops and seminars of a
national scale in Ghana.
He is a Senior Developer at the Application Development Center in Accra, Ghana, for an
international biometric security solutions company, which is leading the development of
Biocryptic Identity Management Systems for the global market.
Edem was a technical reviewer for JBoss Tools 3 Developer Guide and JBoss AS 5
Development both published by Packt Publishing. You'll find him blogging at
http://edemmorny.wordpress.com.

Table of Contents
Preface 1
Chapter 1: Using Standard and Custom Converters in JSF 7
Introduction 8
Working with implicit and explicit conversions 10
Standard converters for numbers 12
Standard converters for date and time 15
Converters and NULL values 19
Creating and using a custom converter 22
Using custom converters for h:selectOneMenu 25
Binding converters to backing bean properties 30
RichFaces and standard converters 32
RichFaces and custom converters 34
Instance variables in converters 36
Client-side converters with MyFaces Trinidad 40
Chapter 2: Using Standard and Custom Validators in JSF 51
Introduction 52
Using a standard validator 53
Customizing error messages for validators 55
Creating a custom validator 58
Binding validators to backing bean properties 61
Validating forms with RichFaces rich:beanValidator 63
Validating forms with RichFaces rich:ajaxValidator 65
Apache MyFaces Commons validators 67
Bean validation with f:validateBean 68
Enforcing a value's presence with f:validateRequired 76
Using regular expressions with f:validateRegex 78
Table of Contents
Chapter 3: File Management 81
Introduction 81
Downloading files using Mojarra Scales 81
Multi-file upload using Mojarra Scales 85
File upload with Apache MyFaces Tomahawk 88
AJAX multi-file upload with RichFaces 93
Downloading with PrimeFaces 2.0 97
PPR multi-file upload with PrimeFaces 2.0 100
Extracting data from an uploaded CSV file 104
Exporting data to Excel, PDF, CVS, and XML 109
Chapter 4: Security 113
Introduction 113
Working with the JSF Security project 113
Using the JSF Security project without JAAS Roles 116
Using secured managed beans with JSF Security 121
Using Acegi/Spring security in JSF applications 123
Chapter 5: Custom Components 129
Introduction 129
Building a "HelloWorld" JSF custom component 131
Renderers/validators for custom components 138
Adding AJAX support to JSF custom components 144
Using Proxy Id library for dynamic IDs 161
Using JSF ID Generator 163
Accessing resources from custom components 167
Custom components with Archetypes for Maven 169
RichFaces CDK and custom components 173
Composite custom components with zero Java 187
Creating a login composite component in JSF 2.0 190
Building a spinner composite component in JSF 2.0 193
Mixing JSF and Dojo widget for custom components 195
Chapter 6: AJAX in JSF 201
Introduction 201
A first JSF 2.0-AJAX example 201
Using the f:ajax tag 204
Installing and using Dynamic Faces in NetBeans 6.8 205
Using the inputSuggestAjax component 208
ajax4jsf—more than 100 AJAX components 211
Writing reusable AJAX components in JSF 2.0 221
PrimeFaces, CommandLink, and CommandButton 223
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Table of Contents
Chapter 7: Internationalization and Localization 229
Introduction 229
Loading message resource bundles in JSF 230
Using locales and message resource bundles 231
Message resource bundles without f:loadBundle 233
Working with parameterized messages 234
Accessing message resource keys from a class 236
Providing a theme to a Visual Web JSF Project 240
Displaying Arabic, Chinese, Russian, and so on 241
Selecting a time zone in JSF 2.0 242
Chapter 8: JSF, Images, CSS, and JS 243
Introduction 244
Injecting CSS in JSF 244
JSF, CSS, and tables 246
JSF and dynamic CSS 248
Integrating JavaScript and JSF 251
Getting a JSF inputText value from JavaScript 253
Working with JSF hidden fields from JavaScript 254
Passing parameters from JS to JSF (client to server) 256
Passing parameters from JSF to JS (server to client) 257
Opening a pop-up window using JSF and JS 258
Passing parameters with HTTP GET within the URL 260
Communication between parent pop-up windows 262
Populating a JS load function with JSF values 267
Dynamic images with PrimeFaces 269
Cropping images with PrimeFaces 270
Working with rss4jsf project 273
Using resource handlers 275
Chapter 9: JSF—Managing and Testing 279
Introduction 279
Managing JSF with Faces Console 279
Testing JSF applications with JSFUnit 283
JSFUnit and Ant 289
JSFUnit API 292
A JSF and JMeter issue 295
Working with JSF Chart Creator 297
Chapter 10: Facelets 301
Introduction 301
Installing Facelets under JSF 1.2 (or JSF 1.1) 302
Facelets aliasing components 303
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