With maven2
If you changed the code and the build fails with checkstyle errors then you can prevent the build from executing the validation with:
If you also want to avoid running the jUnit tests the you can use:
mvn -Pfastinstall install
Attention: this does not work for all modules. Some of them still execute the jUnit tests. So it is better for now to use -Dmaven.test.skip=true -Pnochecks instead.