Method isValid

pj_datastore/src/buffer.cpp:86–88

}

bool BitVector::isValid(std::size_t bit_index) const {
  return (bytes_[bit_index / 8] & (1u << (bit_index % 8))) != 0;
}

std::size_t BitVector::countNulls(std::size_t num_bits) const {
  const std::size_t num_bytes = bytesForBits(num_bits);