Example #1
0
        internal bool UpdateDocuments(IEnumerable <IEnumerable <IIndexableField> > docs, Analyzer analyzer, Term delTerm)
        {
            bool hasEvents = PreUpdate();

            ThreadState perThread = flushControl.ObtainAndLock();
            DocumentsWriterPerThread flushingDWPT;

            try
            {
                if (!perThread.IsActive)
                {
                    EnsureOpen();
                    if (Debugging.AssertsEnabled)
                    {
                        Debugging.Assert(false, () => "perThread is not active but we are still open");
                    }
                }
                EnsureInitialized(perThread);
                if (Debugging.AssertsEnabled)
                {
                    Debugging.Assert(perThread.IsInitialized);
                }
                DocumentsWriterPerThread dwpt = perThread.dwpt;
                int dwptNumDocs = dwpt.NumDocsInRAM;
                try
                {
                    int docCount = dwpt.UpdateDocuments(docs, analyzer, delTerm);
                    numDocsInRAM.AddAndGet(docCount);
                }
                finally
                {
                    if (dwpt.CheckAndResetHasAborted())
                    {
                        if (dwpt.PendingFilesToDelete.Count > 0)
                        {
                            PutEvent(new DeleteNewFilesEvent(dwpt.PendingFilesToDelete));
                        }
                        SubtractFlushedNumDocs(dwptNumDocs);
                        flushControl.DoOnAbort(perThread);
                    }
                }
                bool isUpdate = delTerm != null;
                flushingDWPT = flushControl.DoAfterDocument(perThread, isUpdate);
            }
            finally
            {
                perThread.Unlock();
            }

            return(PostUpdate(flushingDWPT, hasEvents));
        }