protected void updateStereotypeText() {
   MModelElement me = (MModelElement) getOwner();
   if (me == null) return;
   MStereotype stereo = me.getStereotype();
   if (stereo == null || stereo.getName() == null || stereo.getName().length() == 0)
     _stereo.setText("");
   else {
     _stereo.setText(Notation.generateStereotype(this, stereo));
   }
 }
  public synchronized void createModelUUIDS(MNamespace model) {

    cat.info("NOTE: The temporary method 'createModelUUIDs' has been called.");

    Collection ownedElements = model.getOwnedElements();
    Iterator oeIterator = ownedElements.iterator();

    String uuid = model.getUUID();
    if (uuid == null) model.setUUID(getNewUUID());

    while (oeIterator.hasNext()) {
      MModelElement me = (MModelElement) oeIterator.next();
      if (me instanceof MModel
          ||
          // me instanceof MNamespace ||
          me instanceof MClassifier
          || me instanceof MFeature
          || me instanceof MStateVertex
          || me instanceof MStateMachine
          || me instanceof MTransition
          || me instanceof MCollaboration
          || me instanceof MMessage
          || me instanceof MAssociation
          || me instanceof MAssociationEnd
          || me instanceof MGeneralization
          || me instanceof MDependency
          || me instanceof MStereotype
          || me instanceof MUseCase) {
        uuid = me.getUUID();
        if (uuid == null) {
          me.setUUID(getNewUUID());
        }
      }
      // recursive handling of namespaces, needed for Collaborations
      if (me instanceof MNamespace) {
        cat.debug("Found another namespace: " + me);
        createModelUUIDS((MNamespace) me);
      }
    }
  }