| /* |
| * 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. |
| */ |
| package org.apache.lucene.facet.taxonomy; |
| |
| import java.io.IOException; |
| |
| import org.apache.lucene.analysis.MockAnalyzer; |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.facet.FacetField; |
| import org.apache.lucene.facet.FacetTestCase; |
| import org.apache.lucene.facet.FacetsConfig; |
| import org.apache.lucene.facet.taxonomy.directory.DirectoryTaxonomyWriter; |
| import org.apache.lucene.index.LeafReaderContext; |
| import org.apache.lucene.index.DirectoryReader; |
| import org.apache.lucene.index.IndexWriter; |
| import org.apache.lucene.index.IndexWriterConfig; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.util.IOUtils; |
| import org.junit.Test; |
| |
| public class TestCachedOrdinalsReader extends FacetTestCase { |
| |
| @Test |
| public void testWithThreads() throws Exception { |
| // LUCENE-5303: OrdinalsCache used the ThreadLocal BinaryDV instead of reader.getCoreCacheKey(). |
| Directory indexDir = newDirectory(); |
| Directory taxoDir = newDirectory(); |
| IndexWriterConfig conf = newIndexWriterConfig(new MockAnalyzer(random())); |
| IndexWriter writer = new IndexWriter(indexDir, conf); |
| DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir); |
| FacetsConfig config = new FacetsConfig(); |
| |
| Document doc = new Document(); |
| doc.add(new FacetField("A", "1")); |
| writer.addDocument(config.build(taxoWriter, doc)); |
| doc = new Document(); |
| doc.add(new FacetField("A", "2")); |
| writer.addDocument(config.build(taxoWriter, doc)); |
| |
| final DirectoryReader reader = DirectoryReader.open(writer); |
| final CachedOrdinalsReader ordsReader = new CachedOrdinalsReader(new DocValuesOrdinalsReader(FacetsConfig.DEFAULT_INDEX_FIELD_NAME)); |
| Thread[] threads = new Thread[3]; |
| for (int i = 0; i < threads.length; i++) { |
| threads[i] = new Thread("CachedOrdsThread-" + i) { |
| @Override |
| public void run() { |
| for (LeafReaderContext context : reader.leaves()) { |
| try { |
| ordsReader.getReader(context); |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| }; |
| } |
| |
| long ramBytesUsed = 0; |
| for (Thread t : threads) { |
| t.start(); |
| t.join(); |
| if (ramBytesUsed == 0) { |
| ramBytesUsed = ordsReader.ramBytesUsed(); |
| } else { |
| assertEquals(ramBytesUsed, ordsReader.ramBytesUsed()); |
| } |
| } |
| |
| writer.close(); |
| IOUtils.close(taxoWriter, reader, indexDir, taxoDir); |
| } |
| } |