Method FlatArrayIterator

src/codec/flat_array.h:284–313

class FlatArrayIterator {
 public:
    FlatArrayIterator(const char* buffer, uint32_t bsize, uint16_t column_size)
        : buffer_(buffer),
          col_cnt_(0),
          bsize_(bsize),
          type_(kUnknown),
          fsize_(0),
          offset_(0) {
        // for the case of adding field
        if (column_size < 128) {
            if ((uint8_t)(buffer_[0] & 0x80) != 0) {
                col_cnt_ = ((uint8_t)buffer_[0] & 0x7F) + column_size;
            } else {
                col_cnt_ = (uint8_t)buffer_[0];
            }
            buffer_ += 1;
            offset_ += 1;
        } else {
            uint16_t col_cnt_tmp = 0;
            memcpy(static_cast<void*>(&col_cnt_tmp), buffer_, 2);
            memrev16ifbe(static_cast<void*>(&col_cnt_tmp));
            if ((col_cnt_tmp & 0x0080) != 0) {
                col_cnt_ = (col_cnt_tmp & 0x007F) + column_size;
            } else {
                col_cnt_ = col_cnt_tmp;
            }
            buffer_ += 2;
            offset_ += 2;
        }
        Next();
    }

    ~FlatArrayIterator() {}