| /* |
| * 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; |
| |
| import static java.io.File.createTempFile; |
| import static org.apache.jackrabbit.oak.segment.file.FileStoreBuilder.fileStoreBuilder; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.File; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.FutureTask; |
| |
| import javax.jcr.Node; |
| import javax.jcr.Repository; |
| import javax.jcr.Session; |
| import javax.jcr.SimpleCredentials; |
| |
| import org.apache.jackrabbit.api.JackrabbitRepository; |
| import org.apache.jackrabbit.oak.Oak; |
| import org.apache.jackrabbit.oak.segment.SegmentNodeStoreBuilders; |
| import org.apache.jackrabbit.oak.spi.gc.GCMonitor; |
| import org.apache.jackrabbit.oak.spi.gc.GCMonitorTracker; |
| import org.apache.jackrabbit.oak.spi.state.NodeStore; |
| import org.apache.jackrabbit.oak.spi.whiteboard.DefaultWhiteboard; |
| import org.apache.jackrabbit.oak.spi.whiteboard.Whiteboard; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class RefreshOnGCTest { |
| private Callable<Void> compact; |
| private Repository repository; |
| private GCMonitorTracker gcMonitor; |
| |
| enum Fixture { |
| SEGMENT_TAR(false); |
| |
| private final boolean persistedMap; |
| |
| Fixture(boolean persistedMap) { |
| this.persistedMap = persistedMap; |
| } |
| |
| public boolean usePersistedMap() { |
| return persistedMap; |
| } |
| } |
| |
| private NodeStore createSegmentTarStore(File directory, GCMonitor gcMonitor) throws Exception { |
| final org.apache.jackrabbit.oak.segment.file.FileStore fileStore = |
| fileStoreBuilder(directory).withGCMonitor(gcMonitor).build(); |
| compact = new Callable<Void>() { |
| @Override |
| public Void call() throws Exception { |
| fileStore.compactFull(); |
| return null; |
| } |
| }; |
| return SegmentNodeStoreBuilders.builder(fileStore).build(); |
| } |
| |
| @Before |
| public void setup() throws Exception { |
| File directory = createTempFile(getClass().getSimpleName(), "test", new File("target")); |
| directory.delete(); |
| directory.mkdir(); |
| |
| Whiteboard whiteboard = new DefaultWhiteboard(); |
| gcMonitor = new GCMonitorTracker(); |
| gcMonitor.start(whiteboard); |
| |
| Oak oak = new Oak(createSegmentTarStore(directory, gcMonitor)); |
| oak.with(whiteboard); |
| repository = new Jcr(oak).createRepository(); |
| } |
| |
| @After |
| public void tearDown() { |
| if (repository instanceof JackrabbitRepository) { |
| ((JackrabbitRepository) repository).shutdown(); |
| } |
| gcMonitor.stop(); |
| } |
| |
| @Test |
| public void compactionCausesRefresh() throws Exception { |
| Session session = repository.login(new SimpleCredentials("admin", "admin".toCharArray())); |
| try { |
| Node root = session.getRootNode(); |
| root.addNode("one"); |
| session.save(); |
| |
| addNode(repository, "two"); |
| |
| compact.call(); |
| assertTrue(root.hasNode("one")); |
| assertTrue("Node two must be visible as compaction should cause the session to refresh", |
| root.hasNode("two")); |
| } finally { |
| session.logout(); |
| } |
| } |
| |
| private static void addNode(final Repository repository, final String name) |
| throws ExecutionException, InterruptedException { |
| // Execute on different threads to ensure same thread session |
| // refreshing doesn't come into our way |
| run(new Callable<Void>() { |
| @Override |
| public Void call() throws Exception { |
| Session session = repository.login(new SimpleCredentials("admin", "admin".toCharArray())); |
| try { |
| Node root = session.getRootNode(); |
| root.addNode(name); |
| session.save(); |
| } finally { |
| session.logout(); |
| } |
| return null; |
| } |
| }); |
| } |
| |
| private static void run(Callable<Void> callable) throws InterruptedException, ExecutionException { |
| FutureTask<Void> task = new FutureTask<Void>(callable); |
| new Thread(task).start(); |
| task.get(); |
| } |
| |
| |
| } |