Method WriteDict

cpp/src/parquet/test_util.h:408–413

  }

  std::shared_ptr<Buffer> WriteDict() {
    std::shared_ptr<Buffer> dict_buffer =
        AllocateBuffer(::arrow::default_memory_pool(), dict_traits_->dict_encoded_size());
    dict_traits_->WriteDict(dict_buffer->mutable_data());
    return dict_buffer;
  }

  int32_t num_values() const { return num_dict_values_; }