< > BotCompany Repo | #1020575 // pairsToMapWithMultiSetValues

JavaX fragment (include)

static <A, B> Map<A, MultiSet<B>> pairsToMapWithMultiSetValues(LPair<A, B> l) {
  new Map<A, MultiSet<B>> mm;
  for (Pair<A, B> p : unnull(l)) {
    MultiSet<B> set = mm.get(p.a);
    if (set == null) mm.put(p.a, set = new MultiSet);
    set.add(p.b);
  }
  ret mm;
}

Author comment

Began life as a copy of #1020568

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