Install and execute PMD Eclipse-Plugin and solve reported issues
Methodology to solve reported issues:
- open the PMD perspective (top-right corner)
- filter violations by clicking on the red flag (bottom-right corner)
- click on the first file in the Violations Overview (bottom)
- click on each rule violation within the chosen file to jump to the line of code (bottom-left corner)
Howto suppress particular PMD warnings in the code: http://pmd.sourceforge.net/pmd-4.3.0/suppressing.html