Function SetBuffer

cpp/src/arrow/array/data.h:539–543

  void SetMembers(const ArrayData& data);

  void SetBuffer(int index, const std::shared_ptr<Buffer>& buffer) {
    this->buffers[index].data = const_cast<uint8_t*>(buffer->data());
    this->buffers[index].size = buffer->size();
    this->buffers[index].owner = &buffer;
  }

  const ArraySpan& dictionary() const { return child_data[0]; }