It’s exciting to work with the latest technologies, and it’s exciting to try to set things up because eventually, it helps you learn. This is how I ran a JSF 2.3 application on a Tomcat 9.
In this post, I’m going to highlight everything new we have in Servlet 4.0, so get ready!
We use filters a lot, whether, for image compression, logging, or authentication, they have been with us since J2EE 1.3, that’s in 2001!
Now before digging into Java EE 8, let’s check how we used to write filters until today.