How to use

add

method

in

org.apache.cassandra.db.rows.Row$Merger

private static Row mergeStaticRows(List<UnfilteredRowIterator> iterators,
                  Columns columns,
                  int nowInSec,
                  MergeListener listener,
                  DeletionTime partitionDeletion)
{
  if (columns.isEmpty())
    return Rows.EMPTY_STATIC_ROW;
  if (iterators.stream().allMatch(iter -> iter.staticRow().isEmpty()))
    return Rows.EMPTY_STATIC_ROW;
  Row.Merger merger = new Row.Merger(iterators.size(), nowInSec, columns.hasComplex());
  for (int i = 0; i < iterators.size(); i++)
    merger.add(i, iterators.get(i).staticRow());
  Row merged = merger.merge(partitionDeletion);
  if (merged == null)
    merged = Rows.EMPTY_STATIC_ROW;
  if (listener != null)
    listener.onMergedRows(merged, merger.mergedRows());
  return merged;
}

private static Row mergeStaticRows(List<UnfilteredRowIterator> iterators,
                  Columns columns,
                  int nowInSec,
                  MergeListener listener,
                  DeletionTime partitionDeletion)
{
  if (columns.isEmpty())
    return Rows.EMPTY_STATIC_ROW;
  if (iterators.stream().allMatch(iter -> iter.staticRow().isEmpty()))
    return Rows.EMPTY_STATIC_ROW;
  Row.Merger merger = new Row.Merger(iterators.size(), nowInSec, columns.hasComplex());
  for (int i = 0; i < iterators.size(); i++)
    merger.add(i, iterators.get(i).staticRow());
  Row merged = merger.merge(partitionDeletion);
  if (merged == null)
    merged = Rows.EMPTY_STATIC_ROW;
  if (listener != null)
    listener.onMergedRows(merged, merger.mergedRows());
  return merged;
}

private static Row mergeStaticRows(List<UnfilteredRowIterator> iterators,
                  Columns columns,
                  int nowInSec,
                  MergeListener listener,
                  DeletionTime partitionDeletion)
{
  if (columns.isEmpty())
    return Rows.EMPTY_STATIC_ROW;
  if (iterators.stream().allMatch(iter -> iter.staticRow().isEmpty()))
    return Rows.EMPTY_STATIC_ROW;
  Row.Merger merger = new Row.Merger(iterators.size(), nowInSec, columns.hasComplex());
  for (int i = 0; i < iterators.size(); i++)
    merger.add(i, iterators.get(i).staticRow());
  Row merged = merger.merge(partitionDeletion);
  if (merged == null)
    merged = Rows.EMPTY_STATIC_ROW;
  if (listener != null)
    listener.onMergedRows(merged, merger.mergedRows());
  return merged;
}

private static Row mergeStaticRows(List<UnfilteredRowIterator> iterators,
                  Columns columns,
                  int nowInSec,
                  MergeListener listener,
                  DeletionTime partitionDeletion)
{
  if (columns.isEmpty())
    return Rows.EMPTY_STATIC_ROW;
  if (iterators.stream().allMatch(iter -> iter.staticRow().isEmpty()))
    return Rows.EMPTY_STATIC_ROW;
  Row.Merger merger = new Row.Merger(iterators.size(), nowInSec, columns.hasComplex());
  for (int i = 0; i < iterators.size(); i++)
    merger.add(i, iterators.get(i).staticRow());
  Row merged = merger.merge(partitionDeletion);
  if (merged == null)
    merged = Rows.EMPTY_STATIC_ROW;
  if (listener != null)
    listener.onMergedRows(merged, merger.mergedRows());
  return merged;
}

public void reduce(int idx, Unfiltered current)
{
  nextKind = current.kind();
  if (nextKind == Unfiltered.Kind.ROW)
    rowMerger.add(idx, (Row)current);
  else
    markerMerger.add(idx, (RangeTombstoneMarker)current);
}

public void reduce(int idx, Unfiltered current)
{
  nextKind = current.kind();
  if (nextKind == Unfiltered.Kind.ROW)
    rowMerger.add(idx, (Row)current);
  else
    markerMerger.add(idx, (RangeTombstoneMarker)current);
}

public void reduce(int idx, Unfiltered current)
{
  nextKind = current.kind();
  if (nextKind == Unfiltered.Kind.ROW)
    rowMerger.add(idx, (Row)current);
  else
    markerMerger.add(idx, (RangeTombstoneMarker)current);
}

public void reduce(int idx, Unfiltered current)
{
  nextKind = current.kind();
  if (nextKind == Unfiltered.Kind.ROW)
    rowMerger.add(idx, (Row)current);
  else
    markerMerger.add(idx, (RangeTombstoneMarker)current);
}