1 | static Map similarEmptyMap(Map m) {
|
2 | if (m instanceof TreeMap) ret new TreeMap(((TreeMap) m).comparator()); |
3 | if (m instanceof LinkedHashMap) ret new LinkedHashMap; |
4 | |
5 | // default to a hash map |
6 | ret new HashMap; |
7 | } |
8 | |
9 | static Map similarEmptyMap(Iterable m) {
|
10 | if (m instanceof TreeSet) ret new TreeMap(((TreeSet) m).comparator()); |
11 | if (m instanceof LinkedHashSet) ret new LinkedHashMap; |
12 | |
13 | ret new HashMap; |
14 | } |
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| Snippet ID: | #1004367 |
| Snippet name: | similarEmptyMap - make an effort to create an empty map of same type |
| Eternal ID of this version: | #1004367/4 |
| Text MD5: | d0cd8e88ad8ebb53485ee6939ddafdce |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2021-04-16 16:21:23 |
| Source code size: | 425 bytes / 14 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 546 / 583 |
| Version history: | 3 change(s) |
| Referenced in: | [show references] |