< > BotCompany Repo | #1027786 // mapGetOrCreateHashMap

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

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static <A, B, C> Map<B, C> mapGetOrCreateHashMap(Map<A, Map<B, C>> map, A key) {
  Map<B, C> b = map.get(key);
  if (b == null)
    map.put(key, b = new HashMap);
  ret b;
}

Author comment

Began life as a copy of #1024987

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