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Java EE 7 with GlassFish 4 Application Server by David R. Heffelfinger

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Developing our first JSF application

To illustrate basic JSF concepts, we will develop a simple application consisting of two Facelets pages and a single CDI named bean.

Facelets

As we mentioned in this chapter's introduction, the default view technology for JSF 2 is Facelets. Facelets need to be written using standard XML. The most popular way of developing Facelets pages is to use XHTML in conjunction with JSF-specific XML namespaces. The following example shows how a typical Facelets page looks:

<?xml version='1.0' encoding='UTF-8' ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
      xmlns:h="http://java.sun.com/jsf/html"
 xmlns:f="http://java.sun.com/jsf/core"> ...

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