Writing to and reading from the console shouldn't be so complicated.
Executing runtime commands and running system processes should not be such a pain in Java.
Writing and reading to files should be a lot simpler in Java.
This package solves these problems by providing neat little portable helper classers that will work almost anywhere.
This project uses Maven. I feel the project has pretty neat javadoc
Write unit tests
Enable checkstyle and static code analysis
Set up a proper continuous deployment pipeline
Improve javadoc
Clean up exception handling