< > BotCompany Repo | #1030902 // putOrCreate - make HashMap if null. allow null keys and values

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

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static <A, B> Map<A, B> putOrCreate(Map<A, B> map, A key, B value) {
  if (map == null) map = new HashMap;
  map.put(key, value);
  ret map;
}

Author comment

Began life as a copy of #1024478

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