Lucene.Net.Index.DocumentsWriter.UpdateDocument C# (CSharp) Method

		internal bool UpdateDocument(Document doc, Analyzer analyzer, Term delTerm)
		{
			
			// This call is synchronized but fast
			DocumentsWriterThreadState state = GetThreadState(doc, delTerm);
			
			DocState docState = state.docState;
			docState.doc = doc;
			docState.analyzer = analyzer;

            bool doReturnFalse = false; // {{Aroush-2.9}} to handle return from finally clause

			bool success = false;
			try
			{
				// This call is not synchronized and does all the
				// work
				DocWriter perDoc;
                try
                {
                    perDoc = state.consumer.ProcessDocument();
                }
                finally
                {
                    docState.Clear();
                }
				// This call is synchronized but fast
				FinishDocument(state, perDoc);
				success = true;
			}
			finally
			{
				if (!success)
				{
					lock (this)
					{
						
						if (aborting)
						{
							state.isIdle = true;
							System.Threading.Monitor.PulseAll(this);
							Abort();
						}
						else
						{
							skipDocWriter.docID = docState.docID;
							bool success2 = false;
							try
							{
								waitQueue.Add(skipDocWriter);
								success2 = true;
							}
							finally
							{
								if (!success2)
								{
									state.isIdle = true;
									System.Threading.Monitor.PulseAll(this);
									Abort();
									// return false; // {{Aroush-2.9}} this 'return false' is move to outside finally
                                    doReturnFalse = true;
								}
							}

                            if (!doReturnFalse)   // {{Aroush-2.9}} added because of the above 'return false' removal
                            {
								state.isIdle = true;
								System.Threading.Monitor.PulseAll(this);
							
								// If this thread state had decided to flush, we
								// must clear it so another thread can flush
								if (state.doFlushAfter)
								{
									state.doFlushAfter = false;
									flushPending = false;
									System.Threading.Monitor.PulseAll(this);
								}
								
								// Immediately mark this document as deleted
								// since likely it was partially added.  This
								// keeps indexing as "all or none" (atomic) when
								// adding a document:
								AddDeleteDocID(state.docState.docID);
                            }
						}
					}
				}
			}

            if (doReturnFalse)  // {{Aroush-2.9}} see comment abouve
            {
                return false;
            }

			return state.doFlushAfter || TimeToFlushDeletes();
		}