在Java中找到匹配给定子树的树中的所有子树。

I am writing code in Java that uses an unordered, rooted tree where each node may have any number of child nodes. Given a tree T and a subtree S, I want to be able to find all the subtrees in T that match S (that is all the subtrees in T that are isomorphic to S).I am writing code in Java that uses an unordere