1 | sclass TripleIndex extends VirtualNodeIndex {
|
2 | SyncListMultiMap<S, TripleRef<S>> index = caseInsensitiveSyncListMultiMap(); |
3 | Map<GlobalID, TripleWeb> websByID = synchroHashMap(); |
4 | bool activated; // are we the main index (see tripleIndex()) |
5 | |
6 | int numWebs() {
|
7 | ret l(websByID); |
8 | } |
9 | |
10 | L<WebNode> get(S query) {
|
11 | ret ai_tripleRefsToWebNodes_lazyList(index.get(query)); |
12 | } |
13 | |
14 | Web getWeb(GlobalID id) {
|
15 | ret webFromTriple(websByID.get(id)); |
16 | } |
17 | |
18 | void addWeb(Web web) {
|
19 | if (web == null) ret; |
20 | TripleWeb w = ai_webToTripleWeb(web); |
21 | if (w == null) |
22 | //ret with print("Skipping non-tripelizable web");
|
23 | fail("Skipping non-tripelizable web: " + webToStringShort(web));
|
24 | index.put(w.a, TripleA(w)); |
25 | index.put(w.b, TripleB(w)); |
26 | index.put(w.c, TripleC(w)); |
27 | websByID.put(w.globalID, w); |
28 | } |
29 | |
30 | void removeWeb(Web web) {
|
31 | if (web == null) ret; |
32 | TripleWeb w = ai_webToTripleWeb(web); |
33 | if (w == null) ret; |
34 | websByID.remove(w.globalID); |
35 | indexRemove(w.a, w.globalID); |
36 | indexRemove(w.b, w.globalID); |
37 | indexRemove(w.c, w.globalID); |
38 | } |
39 | |
40 | // internal |
41 | void indexRemove(S term, GlobalID globalID) {
|
42 | L<TripleRef<S>> l = index.get(term); |
43 | for i over l: |
44 | if (eq(((TripleWeb) l.get(i).triple).globalID, globalID)) {
|
45 | index.remove(term, l.get(i)); |
46 | ret; |
47 | } |
48 | } |
49 | |
50 | void clear() {
|
51 | index.clear(); |
52 | websByID.clear(); |
53 | } |
54 | |
55 | void activate {
|
56 | if (!activated) {
|
57 | activated = true; |
58 | ai_onNewOrRemovedWeb(func(Web web) {
|
59 | addWeb(web); |
60 | false; |
61 | }, func(Web web) {
|
62 | removeWeb(web); |
63 | false; |
64 | }); |
65 | } |
66 | } |
67 | } |
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| Snippet ID: | #1012323 |
| Snippet name: | TripleIndex (older version with TripleRefs) |
| Eternal ID of this version: | #1012323/21 |
| Text MD5: | aecee05d80efcc15d6cd93473402f205 |
| Author: | stefan |
| Category: | javax / a.i. |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2017-11-28 23:37:28 |
| Source code size: | 1712 bytes / 67 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 691 / 705 |
| Version history: | 20 change(s) |
| Referenced in: | [show references] |