x, otherwise you may end up in confusion because many things are done differently in JSF 2.. x at end of 2009 When you were seeing JSPs, you were perhaps reading outdated books, tutorials or resources targeted on JSF 1.. x on Facelets The * jsf is just one of widely used URL patterns of the FacesServlet mapping in web. file filehippo filet mignon It contains JavaScript code commands that perform..