Book Image

PrimeFaces Cookbook

Book Image

PrimeFaces Cookbook

Overview of this book

PrimeFaces is the de facto standard in the Java web development. PrimeFaces is a lightweight library with one jar, zero-configuration, and no required dependencies. You just need to download PrimeFaces, add the primefaces-{version}.jar to your classpath and import the namespace to get started. This cookbook provides a head start by covering all the knowledge needed for working with PrimeFaces components in the real world. "PrimeFaces Cookbook" covers over 100 effective recipes for PrimeFaces 3.x which is a leading component suite to boost JSF applications. The book's range is wide‚Äí from AJAX basics, theming, and input components to advanced usage of datatable, menus, drag & drop, and charts. It also includes creating custom components and PrimeFaces Extensions.You will start with the basic concepts such as installing PrimeFaces, configuring it, and writing a first simple page. You will learn PrimeFaces' theming concept and common inputs and selects components. After that more advanced components and use cases will be discussed. The topics covered are grouping content with panels, data iteration components, endless menu variations, working with files and images, using drag & drop, creating charts, and maps. The last chapters describe solutions for frequent, advanced scenarios and give answers on how to write custom components based on PrimeFaces and also show the community-driven open source project PrimeFaces Extension in action.
Table of Contents (17 chapters)
PrimeFaces Cookbook
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

Sorting and filtering data in dataTable


The dataTable component provides AJAX-based built-in sorting and filtering based on its columns.

How to do it...

dataTable provides sorting options based on AJAX, by enabling the sortBy attribute at column level. The following is the definition of a table that lists the Car data. Sorting is enabled on the name and year attributes.

<p:dataTable id="sorting" var="car" value="#{dataTableController.cars}">
<p:columnheaderText="Year" sortBy="#{car.year}">
<h:outputText value="#{car.year}" />
</p:column>
<p:columnheaderText="Name" sortBy="#{car.name}">

<h:outputText value="#{car.name}" />
</p:column>
</p:dataTable>

The appearance of a table with sorting enabled will be like the following screenshot:

There's more...

dataTable provides filtering based on AJAX by enabling the filterBy attribute for the columns. The following is the definition of a table that lists the Car data. Filtering is enabled on the name...