(Collector<T, ?, ImmutableSetMultimap<K, V>>) flatteningToImmutableSetMultimap(Function<?, super, T, ?, extends, K>, Function<?, super, T, ?, extends, Stream<?, extends, V>>)
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Returns a {@code Collector} accumulating entries into an {@code ImmutableSetMultimap}. |
(Collector<T, ?, ImmutableSetMultimap<K, V>>) toImmutableSetMultimap(Function<?, super, T, ?, extends, K>, Function<?, super, T, ?, extends, V>)
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Returns a Collector that accumulates elements into an {@code ImmutableSetMultimap}
whose keys and values are the result of applying the provided mapping functions to the input
elements. |