@Override
public void delete(SimpleNestedSetsTreeNode simpleNestedSetsTreeNode) throws SystemException {
super.delete(simpleNestedSetsTreeNode);
_simpleNestedSetsTreeNodeList.remove(simpleNestedSetsTreeNode);
removeSimpleNestedSetsTreeNode(simpleNestedSetsTreeNode);
synchronizeSimpleNestedSetsTreeNodes();
}
