1 | // f : Concept -> Concept |
2 | static Concept conceptGraphMap(Concept c, O f) {
|
3 | ret conceptGraphMap_impl(c, f, new IdentityHashMap); |
4 | } |
5 | |
6 | static Concept conceptGraphMap_impl(Concept c, O f, IdentityHashMap<Concept, Concept> seen) {
|
7 | if (seen.containsKey(c)) |
8 | ret seen.get(c); |
9 | Concept d = cast callF(f, c); |
10 | if (d != c) {
|
11 | seen.put(c, d); |
12 | ret d; |
13 | } |
14 | |
15 | d = cnew(c.getClass()); |
16 | seen.put(c, d); |
17 | |
18 | for (S field : conceptFields(c)) {
|
19 | O val = cget(c, field); |
20 | if (!val instanceof Concept) |
21 | cset(d, field, val); |
22 | else |
23 | cset(d, field, conceptGraphMap_impl(val/Concept, f, seen)); |
24 | } |
25 | ret d; |
26 | } |
Began life as a copy of #1005466
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| Snippet ID: | #1005477 |
| Snippet name: | conceptGraphMap - apply function to every concept in a concept graph |
| Eternal ID of this version: | #1005477/1 |
| Text MD5: | 0d7466eea53ada6206d5473bd2c554a2 |
| Author: | stefan |
| Category: | javax / concepts |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2016-11-20 19:53:37 |
| Source code size: | 647 bytes / 26 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 497 / 497 |
| Referenced in: | [show references] |