// write row size
dataFile.stream.writeLong(dataSize);
}
catch (IOException e)
{
throw new FSWriteError(e, dataFile.getPath());
}
DeletionInfo deletionInfo = DeletionInfo.serializer().deserializeFromSSTable(in, descriptor.version);
int columnCount = in.readInt();
try
{
DeletionInfo.serializer().serializeForSSTable(deletionInfo, dataFile.stream);
dataFile.stream.writeInt(columnCount);
}
catch (IOException e)
{
throw new FSWriteError(e, dataFile.getPath());
}
// deserialize each column to obtain maxTimestamp and immediately serialize it.
long minTimestamp = Long.MAX_VALUE;
long maxTimestamp = Long.MIN_VALUE;
StreamingHistogram tombstones = new StreamingHistogram(TOMBSTONE_HISTOGRAM_BIN_SIZE);
ColumnFamily cf = ColumnFamily.create(metadata, ArrayBackedSortedColumns.factory());
cf.delete(deletionInfo);
ColumnIndex.Builder columnIndexer = new ColumnIndex.Builder(cf, key.key, dataFile.stream, true);
OnDiskAtom.Serializer atomSerializer = cf.getOnDiskSerializer();
for (int i = 0; i < columnCount; i++)
{
// deserialize column with PRESERVE_SIZE because we've written the dataSize based on the
// data size received, so we must reserialize the exact same data
OnDiskAtom atom = atomSerializer.deserializeFromSSTable(in, IColumnSerializer.Flag.PRESERVE_SIZE, Integer.MIN_VALUE, Descriptor.Version.CURRENT);
if (atom instanceof CounterColumn)
{
atom = ((CounterColumn) atom).markDeltaToBeCleared();
}
else if (atom instanceof SuperColumn)
{
SuperColumn sc = (SuperColumn) atom;
for (IColumn subColumn : sc.getSubColumns())
{
if (subColumn instanceof CounterColumn)
{
IColumn marked = ((CounterColumn) subColumn).markDeltaToBeCleared();
sc.replace(subColumn, marked);
}
}
}
int deletionTime = atom.getLocalDeletionTime();
if (deletionTime < Integer.MAX_VALUE)
{
tombstones.update(deletionTime);
}
minTimestamp = Math.min(minTimestamp, atom.minTimestamp());
maxTimestamp = Math.max(maxTimestamp, atom.maxTimestamp());
try
{
columnIndexer.add(atom); // This write the atom on disk too
}
catch (IOException e)
{
throw new FSWriteError(e, dataFile.getPath());
}
}
assert dataSize == dataFile.getFilePointer() - (dataStart + 8)
: "incorrect row data size " + dataSize + " written to " + dataFile.getPath() + "; correct is " + (dataFile.getFilePointer() - (dataStart + 8));