Lucene.Net.Index.IndexWriter.GetFlushCount C# (CSharp) Method

		internal int GetFlushCount()
		{
			lock (this)
			{
				return flushCount;
			}
		}
		

		public virtual void  TestChangingRAMBuffer2()
		{
			RAMDirectory dir = new RAMDirectory();
			IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
			writer.SetMaxBufferedDocs(10);
			writer.SetMaxBufferedDeleteTerms(10);
			writer.SetRAMBufferSizeMB(IndexWriter.DISABLE_AUTO_FLUSH);
			
			for (int j = 1; j < 52; j++)
			{
				Document doc = new Document();
				doc.Add(new Field("field", "aaa" + j, Field.Store.YES, Field.Index.ANALYZED));
				writer.AddDocument(doc);
			}
			
			int lastFlushCount = - 1;
			for (int j = 1; j < 52; j++)
			{
				writer.DeleteDocuments(new Term("field", "aaa" + j));
				_TestUtil.SyncConcurrentMerges(writer);
				int flushCount = writer.GetFlushCount();
				if (j == 1)
					lastFlushCount = flushCount;
				else if (j < 10)
				{
					// No new files should be created
					Assert.AreEqual(flushCount, lastFlushCount);
				}
				else if (10 == j)
				{
					Assert.IsTrue(flushCount > lastFlushCount);
					lastFlushCount = flushCount;
					writer.SetRAMBufferSizeMB(0.000001);
					writer.SetMaxBufferedDeleteTerms(1);
				}
				else if (j < 20)
				{
					Assert.IsTrue(flushCount > lastFlushCount);
					lastFlushCount = flushCount;
				}
				else if (20 == j)
				{
					writer.SetRAMBufferSizeMB(16);
					writer.SetMaxBufferedDeleteTerms(IndexWriter.DISABLE_AUTO_FLUSH);
					lastFlushCount = flushCount;
				}
				else if (j < 30)
				{
					Assert.AreEqual(flushCount, lastFlushCount);
				}
				else if (30 == j)
				{
					writer.SetRAMBufferSizeMB(0.000001);
					writer.SetMaxBufferedDeleteTerms(IndexWriter.DISABLE_AUTO_FLUSH);
					writer.SetMaxBufferedDeleteTerms(1);
				}
				else if (j < 40)
				{
					Assert.IsTrue(flushCount > lastFlushCount);
					lastFlushCount = flushCount;
				}
				else if (40 == j)
				{
					writer.SetMaxBufferedDeleteTerms(10);
					writer.SetRAMBufferSizeMB(IndexWriter.DISABLE_AUTO_FLUSH);
					lastFlushCount = flushCount;
				}
				else if (j < 50)
				{
					Assert.AreEqual(flushCount, lastFlushCount);
					writer.SetMaxBufferedDeleteTerms(10);
					writer.SetRAMBufferSizeMB(IndexWriter.DISABLE_AUTO_FLUSH);
				}
				else if (50 == j)
				{
					Assert.IsTrue(flushCount > lastFlushCount);
				}
			}
			writer.Close();
			dir.Close();
		}