protected void cloneAs(TVList cloneList) {
    // clone timestamps
    for (long[] timestampArray : timestamps) {
      cloneList.timestamps.add(cloneTime(timestampArray));
    }
    // clone indices
    if (indices != null) {
      cloneList.indices = new ArrayList<>(indices.size());
      for (int[] indicesArray : indices) {
        cloneList.indices.add(cloneIndex(indicesArray));
      }
    }
    cloneList.rowCount = rowCount;
    cloneList.seqRowCount = seqRowCount;
    cloneList.sorted = sorted;
    cloneList.maxTime = maxTime;
    cloneList.minTime = minTime;
  }
Get whether value is null at the given position in TvList.

@param unsortedRowIndex value index
@return boolean
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/utils/datastructure/TVList.java