At a terminal
git clone git://github.com/mikadomethod/kata-java.git
Now you have the code in a folder kata-java, in which there is a Java project mastercrupt, which is the starting point.
Load the project(s) in your favorite Java IDE, like IDEA or Eclipse (there are Eclipse config files available).
The template_with_junit is a template project to speed up creation of new projects, just copy’n’paste it in your workspace.
Now follow the instructions in our book, Chapter 2. The book is available at