JAVA SERVER FACES (JSF)

Java Server Faces( JSF) was released March 2004, under Sun Microsystems with JSF 1.0 version. Java Server Faces technology establishes the standard for building server-side user interfaces. It is Java based web application framework, used to development a web-based user interfaces. Generally, JSF is a request-driven MVC web framework based on component driven UI design model, by using XML files called Facelets( term introduce in JSF 2.0 version ) views.

In which the request are processed by the FacesServlet, which able to loads the appropriate view template, and builds a component tree, processes events, and renders the response (typically HTML) to the client. While the state of UI components (and some other objects) is saved at the end of each request, and also restored upon next creation of that view.

A typical JSF application consist of three important parts

1. JavaBeans components for managing application state and behaviour.
2. Event-driven development (via listeners as in traditional GUI development)
3. Pages that represent MVC-style views; pages reference view roots via the JSF component tree.

Versions of JSF technology