Java console application that implements Counting Code Lines functionality described here

http://codekata.com/kata/kata13-counting-code-lines/

Requirements

1. It should be simple java application without Spring or any other frameworks.

2. The application should have CLI which allows user to provide file/folder name

3. The result should be printed to console

4. The result should be printed in pretty format.

If single file is provided as input result should be in form of

"<filename> : <number of lines>". 

E.g.

"App.java : 42"

If directory name is provider as an input result should include aggregated values as well, e.g.

root : 331
    subfolder1 : 140
        Class1.java : 65
        Class2.java : 75
    subfolder2 : 161
        Class3.java : 102
        Class4.java : 59

5. Unit tests are expected. You can use framework of your choice.