How to get domain URL and application name?

Question

Here\'s the scenario.

My Java web application has following path

https://www.mywebsite.com:9443/MyWebApp

Let\'s say there is a JSP

Answer 1

The application name come from getContextPath.

I find this graphic from Agile Software Craftsmanship HttpServletRequest Path Decoding sorts out all the different methods that are available: