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< > BotCompany Repo | #1035959 // changeKeyAndModifyValue - change key in map, in place, modify the value correspding to key using a function

JavaX fragment (include) [tags: use-pretranspiled]

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static <A, B> void changeKeyAndModifyValue(Map<A, B> map, A oldKey, A newKey, IF1<B> f) {
  if (map == null || eq(oldKey, newKey) || !map.containsKey(oldKey)) ret;
  B value = map.get(oldKey);
  map.put(newKey, f.get(value));
  map.remove(oldKey);
}

Author comment

Began life as a copy of #1026311

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Travelled to 2 computer(s): elmgxqgtpvxh, mqqgnosmbjvj

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Snippet ID: #1035959
Snippet name: changeKeyAndModifyValue - change key in map, in place, modify the value correspding to key using a function
Eternal ID of this version: #1035959/1
Text MD5: 4c402c38ac7144db9864db68ef738f29
Transpilation MD5: 412d61ae52231a62f33ceafa6fb5fd06
Author: stefan
Category: javax
Type: JavaX fragment (include)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2022-08-20 16:09:57
Source code size: 254 bytes / 6 lines
Pitched / IR pitched: No / No
Views / Downloads: 53 / 71
Referenced in: [show references]