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Description / Feature

This plugin is included in the Java Ecosystem.

It provides the ability to feed SonarQube with code coverage data coming from JaCoCo (an open source and robust Java code coverage tool, developed by the authors of EclEmma). For more information, see: Comparison of Emma, Clover, Cobertura and JaCoCo.

SonarQube Java Plugin

1.1
1.21.31.41.52.02.12.2

Reports generated with JaCoCo

0.5.100.6.20.6.20.6.30.6.30.6.30.6.30.7.0

Usage

To launch JaCoCo as part of your Maven build, use this command: mvn clean org.jacoco:jacoco-maven-plugin:prepare-agent install

For more on JaCoCo, see its documentation.

See Code Coverage by Unit Tests for Java Project tutorial.

Using argLine

If your project uses the argLine property to configure the surefire-maven-plugin, be sure that argLine defined as a property, rather than as part of the plugin configuration. Doing so will allow JaCoCo to set its agent properly. Otherwise the JVM may crash while tests are running.

That is, argLine should be defined this way: 

 

 

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