How to use

serialize

method

in

org.apache.cassandra.db.RowIndexEntry$Serializer

public void append(DecoratedKey key, RowIndexEntry indexEntry, long dataEnd)
{
  bf.add(key.getKey());
  long indexStart = indexFile.getFilePointer();
  try
  {
    ByteBufferUtil.writeWithShortLength(key.getKey(), indexFile.stream);
    metadata.comparator.rowIndexEntrySerializer().serialize(indexEntry, indexFile.stream);
  }
  catch (IOException e)
  {
    throw new FSWriteError(e, indexFile.getPath());
  }
  long indexEnd = indexFile.getFilePointer();
  if (logger.isTraceEnabled())
    logger.trace("wrote index entry: " + indexEntry + " at " + indexStart);
  summary.maybeAddEntry(key, indexStart, indexEnd, dataEnd);
  builder.addPotentialBoundary(indexStart);
}

public void serialize(KeyCacheKey key, DataOutputPlus out, ColumnFamilyStore cfs) throws IOException
{
  RowIndexEntry entry = CacheService.instance.keyCache.getInternal(key);
  if (entry == null)
    return;
  out.write(cfs.metadata.ksAndCFBytes);
  ByteBufferUtil.writeWithLength(key.key, out);
  out.writeInt(key.desc.generation);
  out.writeBoolean(true);
  cfs.metadata.comparator.rowIndexEntrySerializer().serialize(entry, out);
}