if (isInfoEnabled ()) { info (getName() + " - publish changing " + task.getUID()); }
  protected AssetGroup addToDirectObject (Task task, Vector objects) {    AssetGroup group = (AssetGroup) task.getDirectObject ();    Vector assetsInGroup = group.getAssets ();    assetsInGroup.addAll (objects);    publishChange (task);    return group;  }