unrollTree [1003343]

16
LINES

< > BotCompany Repo | #1003343 // unrollTree

JavaX fragment (include)

static <A> L<L<A>> unrollTree(OccTree<A> tree) {
  new L<L<A>> l;
  unrollTree_collect(tree, new ArrayList, l);
  ret l;
}

static <A> void unrollTree_collect(OccTree<A> tree, L<A> l, L<L<A>> out) {
  for (A a : keys(tree.followUp)) {
    l.add(a);
    unrollTree_collect(tree.followUp(a), l, out);
    removeLast(l);
  }
  
  if (empty(tree.followUp))
    out.add(cloneList(l));
}

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Snippet ID:	#1003343
Snippet name:	unrollTree
Eternal ID of this version:	#1003343/1
Text MD5:	1313d93a25bf8a14a31791299307ff50
Author:	stefan
Category:	javax
Type:	JavaX fragment (include)
Public (visible to everyone):	Yes
Archived (hidden from active list):	No
Created/modified:	2016-06-19 23:02:38
Source code size:	396 bytes / 16 lines
Pitched / IR pitched:	No / No
Views / Downloads:	782 / 789
Referenced in:	[show references]

1	static <A> L<L<A>> unrollTree(OccTree<A> tree) {
2	new L<L<A>> l;
3	unrollTree_collect(tree, new ArrayList, l);
4	ret l;
5	}
6
7	static <A> void unrollTree_collect(OccTree<A> tree, L<A> l, L<L<A>> out) {
8	for (A a : keys(tree.followUp)) {
9	l.add(a);
10	unrollTree_collect(tree.followUp(a), l, out);
11	removeLast(l);
12	}
13
14	if (empty(tree.followUp))
15	out.add(cloneList(l));
16	}