JSF 2.0 Simple Example

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JSF 2.0 Simple Example

This section contain simple Hello World Example using JSF 2.0.

This section contain simple Hello World Example using JSF 2.0.

JSF 2.0 Simple Example

This section contain simple Hello World Example using JSF 2.0.

EXAMPLE

Create a new dynamic project as JSF2.0HelloWorld and select modify button :

After clicking modify following window will open ,select the following options :

Select JSF 2.0 in the above window with other options and click OK and click Next until following window will not appear to you :

 

Select JSF2.0 for Apache and download if not available using left corner Download library icon (Left corner second floppy type icon). After selecting library click Finish.

Create a package net.roseindia.jsf  and create a Java file HelloBean under it and paste the below content into it :

HelloBean.java

package net.roseindia.jsf;

import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;

import java.io.Serializable;

@ManagedBean
@SessionScoped
public class HelloBean implements Serializable {

private static final long serialVersionUID = 1L;

private String name;

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}
}

Create following XHTML files under WebContent:

hello.xhtml

<?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:f="http://java.sun.com/jsf/core" 
xmlns:h="http://java.sun.com/jsf/html">

<h:head>
<title>JSF 2.0 Hello World</title>
</h:head>
<h:body>
<h3>JSF 2.0 Hello World Example</h3>
<h:form>
<h:inputText value="#{helloBean.name}"></h:inputText>
<h:commandButton value="Click" action="welcome"></h:commandButton>
</h:form>
</h:body>
</html>

welcome.xhtml

<?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:f="http://java.sun.com/jsf/core" 
xmlns:h="http://java.sun.com/jsf/html">

<h:head>
<title>JSF 2.0 Hello World</title>
</h:head>
<h:body bgcolor="white">
<h2>JSF 2.0 Hello World Example</h2>
<h3><i>Welcome #{helloBean.name}</i></h3>
</h:body>
</html>

Modify the content of web.xml under WEB-INF as given below :

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
<display-name>JSF2.0HelloWorld</display-name>
<context-param>
<param-name>javax.faces.PROJECT_STAGE</param-name>
<param-value>Development</param-value>
</context-param>
<welcome-file-list>
<welcome-file>faces/hello.xhtml</welcome-file>
</welcome-file-list>
<servlet>
<servlet-name>Faces Servlet</servlet-name>
<servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>/faces/*</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>*.jsf</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>*.faces</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>*.xhtml</url-pattern>
</servlet-mapping>
</web-app>

Now you are ready to run the application.

OUTPUT

The first screen after execution is given below :

When you enter some name for example Roseindia it will appear as follows :

Download Source Code

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