So what is NIO anyway? It appears that it officially stands for 'New Input/Output,' but the functionality added in Java 1.4 was primarily focused on Non-blocking Input/Output and that's what we're interested in.

REST Assured is an open-sourced Java library that facilitates automated testing of API endpoints. For this post I want to walk through the steps you need to get some basic REST Assured tests up and running on your local machine.