Method DecodeSpaced

cpp/src/parquet/decoder.cc:325–339

  }

  int DecodeSpaced(T* buffer, int num_values, int null_count, const uint8_t* valid_bits,
                   int64_t valid_bits_offset) override {
    if (null_count > 0) {
      int values_to_read = num_values - null_count;
      int values_read = this->Decode(buffer, values_to_read);
      if (values_read != values_to_read) {
        throw ParquetException("Number of values / definition_levels read did not match");
      }
      ::arrow::util::internal::SpacedExpandRightward<T>(buffer, num_values, null_count,
                                                        valid_bits, valid_bits_offset);
      return num_values;
    } else {
      return this->Decode(buffer, num_values);
    }
  }

  int type_length_;
};