Rootcause: Some of the Java files have 0% branch cause their respective
JUnit files werent added.

Fix: Added some JUnit testcases to increase the branch coverage overall.

Rootcause: Some design and/or implementation smells were not fixed. This
was found as part while running the designite tool.

Fix: Used refactoring techniques like Pull-up method, Introduce
explaining variable, Decompose conditional, Extract method and
rename variable to fix a few