public synchronized void populateSuperclassMethods() {
public final synchronized void populateSuperclassMethods() {
    public synchronized void populateSuperclassMethods() {        Collection<ParentMember> allParents = nameToParents.getAllParents();        for (ParentMember member : allParents) {            populateSuperclassMethods(member, member);        }        List<Method> methods = getAllMethods();        for (Method method : methods) {            method.populateReturnTypes();        }    }