SonarQube rule engine.
'org.codehaus.sonar-plugins.java:sonar-java-plugin:3.1'
<dependency>
<groupId>org.codehaus.sonar-plugins.java</groupId>
<artifactId>sonar-java-plugin</artifactId>
<version>3.1</version>
</dependency>
<dependency org="org.codehaus.sonar-plugins.java" name="sonar-java-plugin" rev="3.1"/>
"org.codehaus.sonar-plugins.java", "sonar-java-plugin", "3.1"