/guava/guava/src/com/google/common/collect/FilteredKeyMultimap.java
} else if ( unfiltered <= SetMultimap) {
} else if ( unfiltered instanceof SetMultimap ) {
return Sets.filter(unfiltered.keySet(), keyPredicate); } @Override public Collection<V> get(@ParametricNullness K key) { if (keyPredicate.apply(key)) { return unfiltered.get(key); <extra_id_0> return new AddRejectingSet<>(key); } else { return new AddRejectingList<>(key); } } static class AddRejectingSet<K extends @Nullable Object, V extends @Nullable Object>