tree 7586da318635581359d2cd399aea67d022fb1443
parent 43dfeeb1e22d6d7fcec9f1d4be81f3e9d6857e62
author George Liu <liuxiwei@inspur.com> 1662088255 +0800
committer George Liu <liuxiwei@inspur.com> 1662618007 +0800

Move the getSubTree method to utils

Since the getSubTree method is a generic method that users may use
anywhere, It is better to move this method to utils.

Signed-off-by: George Liu <liuxiwei@inspur.com>
Change-Id: Ib6e1367b9885dac38a7ba6b63329977436e70c26