Method Finish

cpp/src/arrow/json/chunked_builder.cc:234–251

  }

  Status Finish(std::shared_ptr<ChunkedArray>* out) override {
    RETURN_NOT_OK(task_group_->Finish());

    std::shared_ptr<ChunkedArray> value_array;
    RETURN_NOT_OK(value_builder_->Finish(&value_array));

    auto type = list(value_field_->WithType(value_array->type())->WithMetadata(nullptr));
    ArrayVector chunks(null_bitmap_chunks_.size());
    for (size_t i = 0; i < null_bitmap_chunks_.size(); ++i) {
      auto value_chunk = value_array->chunk(static_cast<int>(i));
      auto length = offset_chunks_[i]->size() / sizeof(int32_t) - 1;
      chunks[i] = std::make_shared<ListArray>(type, length, offset_chunks_[i],
                                              value_chunk, null_bitmap_chunks_[i]);
    }

    *out = std::make_shared<ChunkedArray>(std::move(chunks), type);
    return Status::OK();
  }

 private:
  // call from Insert() only, with mutex_ locked