jcafe.info: April 2010

This tutorial is tested using :
Eclipse for JEE Developers 3.5
Google App Engine SDK 1.3.3
Google Plug-in for Eclipse 1.3.2
Myfaces-core-2.0.0
EL 1.1

Installing Myfaces 2 on GAEJ in three simple steps :
1.Download and copy some libraries in "WEB-INF/lib" folder of your web application
2.Add some configuration to web.xml and enable sessions in
appengine-web.xml
3.Launch and test

Download :
Go to http://myfaces.apache.org/download.html
download "myfaces-core-2.0.0-bin.zip" or later version
Go to https://uel.dev.java.net/
Download "el-api-1.1.jar " and "el-impl-1.1.jar"

Unzip
Unzip "myfaces-core-2.0.0-bin.zip"

Create a new web project
Click on "New Web Application Project"
Give a name to your project and package
Uncheck GWT (Use Google Web Toolkit)
Click on "Finish"

Copy jars

Select all jars in "myfaces-core-2.0.0-bin/lib"
Drag and drop into WEB-INF/lib
Select "el-api-1.1.jar " and "el-impl-1.1.jar"
Drag and drop into WEB-INF/lib

Edit web.xml

war/WEB-INF 

You can delete <servlet> and <servlet-mapping> created by new project

Add the following lines (really the minimum) to web.xml

 <context-param>

<param-name>org.apache.myfaces.config.annotation.LifecycleProvider</param-name>

<param-value>org.apache.myfaces.config.annotation.NoInjectionAnnotationLifecycleProvider</param-value>

  </context-param> 



  <servlet>

    <servlet-name>Faces Servlet</servlet-name>

    <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>

  </servlet>

  <servlet-mapping>

    <servlet-name>Faces Servlet</servlet-name>

    <url-pattern>*.jsf</url-pattern>

  </servlet-mapping>



</web-app>

 Edit appengine-web.xml

war/WEB-INF

add

<sessions-enabled>true</sessions-enabled>

   

Edit hello.xhtml

in war folder

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"



         "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">



    <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"



      xmlns:f="http://java.sun.com/jsf/core"



      xmlns:h="http://java.sun.com/jsf/html">

      

       <head>



          <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />



          <title>Hello World JSF 2 using MyFaces 2.0 on the Google App Engine!</title>



       </head>



       <body>



          <f:view>



             Hello World !!!

             

          </f:view>



       </body>



    </html>