What is React?React (sometimes called also ReactJs) is a library to create reusable components and build with that your web applications. Its development was leaded by Facebook development teams. Nowadays is pretty widely used around the world and there is a high demand of professionals with knowdledge and experience with the technology.
Since the version 2.2 of the JSF specification build composite components is a really easy thing to do. I will describe here how we implemented one to reuse a piece of UI in many pages. From the answer of this StackOverflow question I’d learned about how to create the java part of this example.