1 | static <A, B> bool mapPutStrictly(Map<A, B> map, A key, B value) {
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2 | if (!(map != null && key != null && value != null)) true; |
3 | B old = map.get(key); |
4 | if (old == null) { map.put(key, value); true; }
|
5 | ret eq(old, value); |
6 | } |
Began life as a copy of #1007227
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| Snippet ID: | #1012146 |
| Snippet name: | mapPutStrictly - return true if value can be put strictly (not overwriting anything) |
| Eternal ID of this version: | #1012146/1 |
| Text MD5: | dcce9b530a11a2dbe3426e23cba18ca2 |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2017-11-21 11:34:55 |
| Source code size: | 229 bytes / 6 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 421 / 456 |
| Referenced in: | [show references] |