Via Dex Tip of the DayHiding .jsp Names from the URL:
There are instances when .jsp names need to be hidden from the URL. This can be done using various design techniques. But if your application is small and simle enough that it doesn’t even require a servlet, you can hide a real URL by defining a mapping in the web.xml file. Here is a snippet from the web.xml file:
Now the url can point to /company.myco.admin, which would actually take the user to /admin.jsp.
Extra thanks to Puneet Sangal, whom authored the tip, and the Tip Bank