Method Diff

cpp/src/arrow/util/bitmap.cc:41–50

}

std::string Bitmap::Diff(const Bitmap& other) const {
  auto this_buf = std::make_shared<Buffer>(data_, length_);
  auto other_buf = std::make_shared<Buffer>(other.data_, other.length_);

  auto this_arr = std::make_shared<BooleanArray>(length_, this_buf, nullptr, 0, offset_);
  auto other_arr =
      std::make_shared<BooleanArray>(other.length_, other_buf, nullptr, 0, other.offset_);

  return this_arr->Diff(*other_arr);
}

void Bitmap::CopyFrom(const Bitmap& other) {
  ::arrow::internal::CopyBitmap(other.data_, other.offset_, other.length_, mutable_data_,