internal virtual void AddDeletes(DocumentsWriterDeleteQueue deleteQueue)
{
UninterruptableMonitor.Enter(this);
try
{
IncTickets(); // first inc the ticket count - freeze opens
// a window for #anyChanges to fail
bool success = false;
try
{
queue.Enqueue(new GlobalDeletesTicket(deleteQueue.FreezeGlobalBuffer(null)));
success = true;
}
finally
{
if (!success)
{
DecTickets();
}
}
}
finally
{
UninterruptableMonitor.Exit(this);
}
}
/// <summary>
/// Prepares this DWPT for flushing. this method will freeze and return the
/// <see cref="DocumentsWriterDeleteQueue"/>s global buffer and apply all pending
/// deletes to this DWPT.
/// </summary>
internal virtual FrozenBufferedUpdates PrepareFlush()
{
Debug.Assert(numDocsInRAM > 0);
FrozenBufferedUpdates globalUpdates = deleteQueue.FreezeGlobalBuffer(deleteSlice);
/* deleteSlice can possibly be null if we have hit non-aborting exceptions during indexing and never succeeded
* adding a document. */
if (deleteSlice != null)
{
// apply all deletes before we flush and release the delete slice
deleteSlice.Apply(pendingUpdates, numDocsInRAM);
Debug.Assert(deleteSlice.IsEmpty);
deleteSlice.Reset();
}
return(globalUpdates);
}
