* element
* @return All actors.
*/
public List<Element> getAllActorsAndContainers(Element element) {
List<Element> results = Lists.newArrayList();
UMLServices service = new UMLServices();
List<Package> models = service.getAllAvailableRootPackages(element);
results.addAll(models);
for (Package pkg : models) {
for (Iterator<EObject> iterator = pkg.eAllContents(); iterator.hasNext();) {
EObject iter = iterator.next();
if (iter instanceof Actor || iter instanceof Package) {