question: public static Vector < String > find ( String classname , String [ ] pkgnames ) { Vector < String > result ; Class < ? > cls ; result = new Vector < String > ( ) ; try { cls = Class . forName ( classname ) ; result = find ( cls , pkgnames ) ; } catch ( Exception e ) { e . printStackTrace ( ) ; } return result ; }
target:  Checks the given packages for classes that inherited from the given class, in case it's a class, or implement this class, in case it's an interface.