static <A, B> Pair<L<B>, L<A>> lookupAllOpt2(Map<A, B> map, Collection<A> l) { new L<B> out; new L<A> notfound; if (l != null) for (A a : l) { B b = map.get(a); if (b != null) out.add(b); else notfound.add(a); } ret pair(out, notfound); } static <A, B> Pair<L<B>, L<A>> lookupAllOpt2(Collection<A> l, Map<A, B> map) { ret lookupAllOpt2(map, l); }
Began life as a copy of #1010182
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Snippet ID: | #1010788 |
Snippet name: | lookupAllOpt2 - look up a whole list in a map, returning only found entries; also returns keys not found |
Eternal ID of this version: | #1010788/1 |
Text MD5: | ff92b705454a34c4d718d2041360d82c |
Author: | stefan |
Category: | javax |
Type: | JavaX fragment (include) |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2017-10-03 17:33:35 |
Source code size: | 379 bytes / 13 lines |
Pitched / IR pitched: | No / No |
Views / Downloads: | 523 / 549 |
Referenced in: | #1006654 - Standard functions list 2 (LIVE, continuation of #761) |