/**
* 查找以name为value的祖先节点
*
* @param name 查找条件
* @return 如果找到则返回treenode找不到则返回null
*/
public TreeNode findAncestor(String name) {
TreeNode cur = this;
if (cur.getName() == null || cur.getName().equals("")) return null;
if (cur.getName().equals(name)) return cur;
while (cur.getParent() != null) {
cur = cur.getParent();
if (cur.getName().equals(name)) return cur;
}
return null;
}
