for (Entry<String, String> entry : entries) {
        builder.put(entry.getKey(), entry.getValue());
      }
      return builder.build();
    }
  }

  private static final class ImmutableSetMultimapCopyOfEntriesGenerator
      extends TestStringSetMultimapGenerator {
    @Override
    protected SetMultimap<String, String> create(Entry<String, String>[] entries) {
      return ImmutableSetMultimap.copyOf(Arrays.asList(entries));