| using J2N.Threading; |
| using Lucene.Net.Diagnostics; |
| using Lucene.Net.Documents; |
| using Lucene.Net.Index.Extensions; |
| using NUnit.Framework; |
| using System; |
| using System.IO; |
| using System.Text; |
| using System.Threading; |
| using Console = Lucene.Net.Util.SystemConsole; |
| |
| namespace Lucene.Net.Search |
| { |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| using Directory = Lucene.Net.Store.Directory; |
| using DirectoryReader = Lucene.Net.Index.DirectoryReader; |
| using English = Lucene.Net.Util.English; |
| using Fields = Lucene.Net.Index.Fields; |
| using IndexReader = Lucene.Net.Index.IndexReader; |
| using IndexWriter = Lucene.Net.Index.IndexWriter; |
| using LuceneTestCase = Lucene.Net.Util.LuceneTestCase; |
| using MockAnalyzer = Lucene.Net.Analysis.MockAnalyzer; |
| using Terms = Lucene.Net.Index.Terms; |
| using TermsEnum = Lucene.Net.Index.TermsEnum; |
| |
| [TestFixture] |
| public class TestMultiThreadTermVectors : LuceneTestCase |
| { |
| private Directory directory; |
| public int numDocs = 100; |
| public int numThreads = 3; |
| |
| [SetUp] |
| public override void SetUp() |
| { |
| base.SetUp(); |
| directory = NewDirectory(); |
| IndexWriter writer = new IndexWriter(directory, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)).SetMergePolicy(NewLogMergePolicy())); |
| //writer.setNoCFSRatio(0.0); |
| //writer.infoStream = System.out; |
| FieldType customType = new FieldType(TextField.TYPE_STORED); |
| customType.IsTokenized = false; |
| customType.StoreTermVectors = true; |
| for (int i = 0; i < numDocs; i++) |
| { |
| Documents.Document doc = new Documents.Document(); |
| Field fld = NewField("field", English.Int32ToEnglish(i), customType); |
| doc.Add(fld); |
| writer.AddDocument(doc); |
| } |
| writer.Dispose(); |
| } |
| |
| [TearDown] |
| public override void TearDown() |
| { |
| directory.Dispose(); |
| base.TearDown(); |
| } |
| |
| [Test] |
| public virtual void Test() |
| { |
| IndexReader reader = null; |
| |
| try |
| { |
| reader = DirectoryReader.Open(directory); |
| for (int i = 1; i <= numThreads; i++) |
| { |
| TestTermPositionVectors(reader, i); |
| } |
| } |
| catch (IOException ioe) |
| { |
| Assert.Fail(ioe.Message); |
| } |
| finally |
| { |
| if (reader != null) |
| { |
| try |
| { |
| /// <summary> |
| /// close the opened reader </summary> |
| reader.Dispose(); |
| } |
| catch (IOException ioe) |
| { |
| Console.WriteLine(ioe.ToString()); |
| Console.Write(ioe.StackTrace); |
| } |
| } |
| } |
| } |
| |
| public virtual void TestTermPositionVectors(IndexReader reader, int threadCount) |
| { |
| MultiThreadTermVectorsReader[] mtr = new MultiThreadTermVectorsReader[threadCount]; |
| for (int i = 0; i < threadCount; i++) |
| { |
| mtr[i] = new MultiThreadTermVectorsReader(); |
| mtr[i].Init(reader); |
| } |
| |
| // run until all threads finished |
| int threadsAlive = mtr.Length; |
| while (threadsAlive > 0) |
| { |
| //System.out.println("Threads alive"); |
| Thread.Sleep(10); |
| threadsAlive = mtr.Length; |
| for (int i = 0; i < mtr.Length; i++) |
| { |
| if (mtr[i].Alive == true) |
| { |
| break; |
| } |
| |
| threadsAlive--; |
| } |
| } |
| |
| long totalTime = 0L; |
| for (int i = 0; i < mtr.Length; i++) |
| { |
| totalTime += mtr[i].timeElapsed; |
| mtr[i] = null; |
| } |
| |
| //System.out.println("threadcount: " + mtr.Length + " average term vector time: " + totalTime/mtr.Length); |
| } |
| } |
| |
| internal class MultiThreadTermVectorsReader //: IThreadRunnable |
| { |
| private IndexReader reader = null; |
| private ThreadJob t = null; |
| |
| private readonly int runsToDo = 100; |
| internal long timeElapsed = 0; |
| |
| public virtual void Init(IndexReader reader) |
| { |
| this.reader = reader; |
| timeElapsed = 0; |
| t = new ThreadJob(new System.Threading.ThreadStart(this.Run)); |
| t.Start(); |
| } |
| |
| public virtual bool Alive |
| { |
| get |
| { |
| if (t == null) |
| { |
| return false; |
| } |
| |
| return t.IsAlive; |
| } |
| } |
| |
| [Test] |
| public void Run() |
| { |
| try |
| { |
| // run the test 100 times |
| for (int i = 0; i < runsToDo; i++) |
| { |
| TestTermVectors(); |
| } |
| } |
| catch (Exception e) |
| { |
| Console.WriteLine(e.ToString()); |
| Console.Write(e.StackTrace); |
| } |
| return; |
| } |
| |
| private void TestTermVectors() |
| { |
| // check: |
| int numDocs = reader.NumDocs; |
| long start = 0L; |
| for (int docId = 0; docId < numDocs; docId++) |
| { |
| start = Environment.TickCount; |
| Fields vectors = reader.GetTermVectors(docId); |
| timeElapsed += Environment.TickCount - start; |
| |
| // verify vectors result |
| VerifyVectors(vectors, docId); |
| |
| start = Environment.TickCount; |
| Terms vector = reader.GetTermVectors(docId).GetTerms("field"); |
| timeElapsed += Environment.TickCount - start; |
| |
| VerifyVector(vector.GetEnumerator(), docId); |
| } |
| } |
| |
| private void VerifyVectors(Fields vectors, int num) |
| { |
| foreach (string field in vectors) |
| { |
| Terms terms = vectors.GetTerms(field); |
| if (Debugging.AssertsEnabled) Debugging.Assert(terms != null); |
| VerifyVector(terms.GetEnumerator(), num); |
| } |
| } |
| |
| private void VerifyVector(TermsEnum vector, int num) |
| { |
| StringBuilder temp = new StringBuilder(); |
| while (vector.MoveNext()) |
| { |
| temp.Append(vector.Term.Utf8ToString()); |
| } |
| if (!English.Int32ToEnglish(num).Trim().Equals(temp.ToString().Trim(), StringComparison.Ordinal)) |
| { |
| Console.WriteLine("wrong term result"); |
| } |
| } |
| } |
| } |