This project created on maven platform. All configuration of this project you can search in pom.xml file. Use next commandline tasks:

1. Recompile project:

mvn clean compile

1. Build project to executable jar:

mvn package

1. Execute program:

mvn exec:exec

You need install maven (3 and later version)

For open this project in your IDE, you must import this project as maven project. (Idea autodetect root directory of this project as maven project)