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1 | sclass ObjectIndexByClass {
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2 | // preserving addition order is nice |
3 | MultiSetMap<Class, O> index = multiSetMap_innerLinkedHashSet(); |
4 | |
5 | void add(O o) {
|
6 | if (o != null) |
7 | index.put(o.getClass(), o); |
8 | } |
9 | |
10 | void remove(O o) {
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11 | if (o != null) |
12 | index.remove(o.getClass(), o); |
13 | } |
14 | |
15 | // never returns null |
16 | <A> Set<A> get(Class<A> c) {
|
17 | ret (Set) index.get(c); |
18 | } |
19 | } |
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| Snippet ID: | #1028372 |
| Snippet name: | ObjectIndexByClass |
| Eternal ID of this version: | #1028372/4 |
| Text MD5: | 746488b3a3797a9dd1202a2c74c59eb8 |
| Transpilation MD5: | 7b274b753a29ea290506a8e659621cf6 |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2020-06-14 16:57:32 |
| Source code size: | 404 bytes / 19 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 251 / 555 |
| Version history: | 3 change(s) |
| Referenced in: | [show references] |