| /* |
| * 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.jackrabbit.oak.jcr.query; |
| |
| import javax.jcr.Node; |
| import javax.jcr.Repository; |
| import javax.jcr.RepositoryException; |
| import javax.jcr.Session; |
| import javax.jcr.SimpleCredentials; |
| |
| import org.apache.jackrabbit.oak.jcr.Jcr; |
| import org.apache.jackrabbit.oak.plugins.index.lucene.LuceneIndexEditorProvider; |
| import org.apache.jackrabbit.oak.plugins.index.lucene.LuceneIndexProvider; |
| import org.apache.jackrabbit.oak.plugins.index.lucene.util.LuceneInitializerHelper; |
| import org.apache.jackrabbit.oak.spi.commit.Observer; |
| import org.apache.jackrabbit.oak.spi.query.QueryIndexProvider; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static org.apache.jackrabbit.oak.plugins.index.lucene.TestUtil.shutdown; |
| |
| /** |
| * Tests the Lucene index using multiple threads. |
| * |
| * See https://issues.apache.org/jira/browse/OAK-837 |
| */ |
| public class MultiSessionQueryTest { |
| |
| final static int THREAD_COUNT = 3; |
| |
| private Repository repository = null; |
| |
| @Before |
| public void before() { |
| Jcr jcr = new Jcr(); |
| |
| // lucene specific |
| jcr.with(new LuceneInitializerHelper("lucene").async()); |
| LuceneIndexProvider provider = new LuceneIndexProvider(); |
| jcr.with((QueryIndexProvider) provider); |
| jcr.with((Observer) provider); |
| jcr.with(new LuceneIndexEditorProvider()); |
| |
| repository = jcr.createRepository(); |
| } |
| |
| @After |
| public void after() { |
| shutdown(repository); |
| } |
| |
| protected Session createAdminSession() throws RepositoryException { |
| return repository.login(new SimpleCredentials("admin", "admin" |
| .toCharArray())); |
| } |
| |
| @Test |
| public void testConcurrent() throws Exception { |
| |
| final Exception[] ex = new Exception[1]; |
| Thread[] threads = new Thread[THREAD_COUNT]; |
| for (int i = 0; i < THREAD_COUNT; i++) { |
| final Session s = createAdminSession(); |
| final String node = "node" + i; |
| Thread t = new Thread() { |
| @Override |
| public void run() { |
| try { |
| doTest(s, node); |
| } catch (Exception e) { |
| ex[0] = e; |
| } |
| } |
| }; |
| threads[i] = t; |
| } |
| for (Thread t : threads) { |
| t.start(); |
| } |
| Thread.sleep(100); |
| for (Thread t : threads) { |
| t.join(); |
| } |
| if (ex[0] != null) { |
| throw ex[0]; |
| } |
| } |
| |
| void doTest(Session s, String node) throws Exception { |
| Node root = s.getRootNode(); |
| if (!root.hasNode(node)) { |
| root.addNode(node); |
| s.save(); |
| } |
| for (int i = 0; i < 10; i++) { |
| // Thread.sleep(100); |
| // System.out.println("session " + node + " work"); |
| } |
| s.logout(); |
| } |
| |
| } |