Excluding classes in Maven Checkstyle plugin reports

Question

I have a Maven 2 project and I want to configure my Checkstyle report plugin so that only some of my classes are analysed. I have found the maven.checkstyle.excludes<

Answer 1

The answers above didn't work for me as I'm running code generation in maven which also adds the target/generated as a source dir.

The following solution works: You have to use an explicit checkstyle-suppressions.xml config file and activate it from your configuration:

  
    org.apache.maven.plugins
    maven-checkstyle-plugin
    3.1.1
    
      checkstyle.xml
      checkstyle-suppressions.xml
   [...]

The suppressions file for excluding the target folder looks like this: