KDTreeNode treeNode = (KDTreeNode) treeMain.getLastSelectedPathComponent();

if (treeNode != null && treeNode.getParent() != null)

{

TreePath oldPath = treeMain.getSelectionPath();

TreePath parentPath = treeMain.getSelectionPath().getParentPath();

KDTreeNode parentNode = (KDTreeNode) treeNode.getParent();

treeBuilder.refreshTreeNode(treeMain , parentNode ,this.getDefaultFilterForTree());

treeMain.setSelectionPath(TreePathUtil.getNewTreePath(treeMain ,treeMain.getModel() , oldPath));

}