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1 | // tries to use index if possible |
2 | // result is sorted if index was used |
3 | // result is always an independent collection |
4 | static <A extends Concept> Cl<A> nuLike conceptsWithFieldLessThan (Class<A> c, S field, O value) {
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5 | ret conceptsWithFieldLessThan(db_mainConcepts(), c, field, value); |
6 | } |
7 | |
8 | static <A extends Concept> Cl<A> conceptsWithFieldLessThan(Concepts concepts, Class<A> c, S field, O value) {
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9 | // indexed |
10 | IFieldIndex<A, O> index = concepts.getFieldIndex(c, field); |
11 | if (index cast ConceptFieldIndexDesc) synchronized(index.mutex()) {
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12 | ret reverseInPlace(concatLists(values(((NavigableMap) index.valueToObject.data).tailMap(value, false)))); |
13 | } |
14 | |
15 | // filter manually |
16 | ret filter(concepts.list(c), o -> cmp(getOpt(o, field), value) < 0); |
17 | } |
Began life as a copy of #1026015
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| Snippet ID: | #1029647 |
| Snippet name: | conceptsWithFieldLessThan |
| Eternal ID of this version: | #1029647/8 |
| Text MD5: | 1b511f497d3645c5f6ee4751ff00c042 |
| Transpilation MD5: | 849d6d2f8791a2b24c8857f255ab39ba |
| Author: | stefan |
| Category: | javax / concepts |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2020-09-04 20:59:20 |
| Source code size: | 773 bytes / 17 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 180 / 293 |
| Version history: | 7 change(s) |
| Referenced in: | [show references] |