Jacoco is an open-source code coverage library for Java distributed under the Eclipse Public License. The library is often used in Java projects to measure the coverage of unit or integration ...

For this I continue to use Maven, whilst adding Sonar and Jacoco to provide the code coverage. You can run the example below, but you will need to read the first article here to understand it.

The aggregated jacoco coverage files are placed in the code-coverage directory The results are show in Sonar as an aggregation of the results for module1 and module2 ...