Dependency dep = findDependencyByRHSFilename(new File(rhs));
if(dep != null) {
if(dep.oldFilename() != null)
System.out.println("Found old dependency "+dep.oldFilename());
else
System.out.println("Found new dependency "+dep.newFilename());
} else { // dep == null
System.out.println("Found unknown jar in classpath, will keep: "+rhs);
// If not, it's something the user has added, we just keep it.
classpath.add(rhs);
}