bundle/src/main/java/org/apache/karaf/cellar/bundle/BundleEventHandler.java
event/src/main/java/org/apache/karaf/cellar/event/ClusterEventHandler.java

bundle/src/main/java/org/apache/karaf/cellar/bundle/internal/osgi/Activator.java
event/src/main/java/org/apache/karaf/cellar/event/internal/osgi/Activator.java