Method getValueByIndex

c++/include/orc/Vector.hh:239–248

    DataBuffer<int64_t> dictionaryOffset;

    void getValueByIndex(int64_t index, char*& valPtr, int64_t& length) {
      if (index < 0 || static_cast<uint64_t>(index) + 1 >= dictionaryOffset.size()) {
        throw std::out_of_range("index out of range.");
      }

      int64_t* offsetPtr = dictionaryOffset.data();

      valPtr = dictionaryBlob.data() + offsetPtr[index];
      length = offsetPtr[index + 1] - offsetPtr[index];
    }
  };

  /**