matchStartUsingWordTree [1017908]

< > BotCompany Repo | #1017908 // matchStartUsingWordTree

JavaX fragment (include)

// tok = CNC
// returns (index, tree leaf)
static Pair<Int, O> matchStartUsingWordTree(L<S> tok, Map<S, O> tree) {
  O best = null; // best leaf
  int bestIndex = 0; // best index
  
  int j = 1;
  while (j < l(tok)) {
    O def = tree.get("<default>");
    if (def != null) { best = def; bestIndex = j; }
   
    O t = tree.get(tok.get(j));
    j += 2;
    if (t == null) break;
    if (!t instanceof Map) ret pair(j, t); // leaf!
    tree = (Map) t;
  }
  
  ret pair(bestIndex, best);
}

Author comment

Began life as a copy of #1014764

Travelled to 13 computer(s): aoiabmzegqzx, bhatertpkbcr, cbybwowwnfue, cfunsshuasjs, gwrvuhgaqvyk, irmadwmeruwu, ishqpsrjomds, lpdgvwnxivlt, mqqgnosmbjvj, pyentgdyhuwx, pzhvpgtvlbxg, tvejysmllsmz, vouqrxazstgt

Snippet ID:

#1017908

Snippet name:

matchStartUsingWordTree

Eternal ID of this version:

#1017908/6

Text MD5:

bff59190e81ff380eca7d4a0f0579c9f

Author:

stefan

Category:

javax / a.i.

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2018-08-23 01:35:01

Source code size:

508 bytes / 20 lines

Pitched / IR pitched:

No / No

Views / Downloads:

573 / 607

Version history:

5 change(s)

Referenced in:

[show references]

1	// tok = CNC
2	// returns (index, tree leaf)
3	static Pair<Int, O> matchStartUsingWordTree(L<S> tok, Map<S, O> tree) {
4	O best = null; // best leaf
5	int bestIndex = 0; // best index
6
7	int j = 1;
8	while (j < l(tok)) {
9	O def = tree.get("<default>");
10	if (def != null) { best = def; bestIndex = j; }
11
12	O t = tree.get(tok.get(j));
13	j += 2;
14	if (t == null) break;
15	if (!t instanceof Map) ret pair(j, t); // leaf!
16	tree = (Map) t;
17	}
18
19	ret pair(bestIndex, best);
20	}