Java tutorial
/* * 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.benchmark; import java.io.File; import java.io.IOException; import java.util.Map; import javax.jcr.Repository; import javax.jcr.RepositoryException; import javax.jcr.Session; import com.google.common.collect.Maps; import org.apache.commons.io.FileUtils; import org.apache.jackrabbit.oak.Oak; import org.apache.jackrabbit.oak.benchmark.wikipedia.WikipediaImport; import org.apache.jackrabbit.oak.commons.IOUtils; import org.apache.jackrabbit.oak.fixture.JcrCreator; import org.apache.jackrabbit.oak.fixture.OakFixture; import org.apache.jackrabbit.oak.fixture.OakRepositoryFixture; import org.apache.jackrabbit.oak.fixture.RepositoryFixture; 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.LuceneIndexHelper; 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 static org.apache.jackrabbit.oak.fixture.OakFixture.SegmentFixture; public class RepositoryGrowthTest extends WikipediaImport { private final boolean luceneIndexOnFS; private final File basedir; private final Map<RepositoryFixture, File> indexDirs = Maps.newHashMap(); public RepositoryGrowthTest(File dump, File basedir, boolean luceneIndexOnFS) { super(dump, true, true); this.luceneIndexOnFS = luceneIndexOnFS; this.basedir = basedir; } @Override protected Repository[] setupCluster(final RepositoryFixture fixture) throws Exception { if (fixture instanceof OakRepositoryFixture) { return ((OakRepositoryFixture) fixture).setUpCluster(1, new JcrCreator() { @Override public Jcr customize(Oak oak) { LuceneIndexProvider provider = new LuceneIndexProvider(); String path = null; if (luceneIndexOnFS) { File indexDir = new File(basedir, "lucene-" + System.currentTimeMillis()); path = indexDir.getAbsolutePath(); indexDirs.put(fixture, indexDir); } oak.with((QueryIndexProvider) provider).with((Observer) provider) .with(new LuceneIndexEditorProvider()).with(new LuceneInitializerHelper("luceneGlobal", LuceneIndexHelper.JR_PROPERTY_INCLUDES, null, path, null)); return new Jcr(oak); } }); } return super.setupCluster(fixture); } @Override protected void tearDown(RepositoryFixture fixture) throws IOException { if (fixture instanceof OakRepositoryFixture) { OakFixture oakFixture = ((OakRepositoryFixture) fixture).getOakFixture(); if (oakFixture instanceof SegmentFixture) { SegmentFixture sf = (SegmentFixture) oakFixture; long size = sf.getStores()[0].size(); if (sf.getBlobStoreFixtures().length > 0) { size = sf.getBlobStoreFixtures()[0].size(); } File indexDir = indexDirs.get(fixture); if (indexDir != null) { size += FileUtils.sizeOfDirectory(indexDir); } System.out.printf("Repository size %s %s %n", fixture, IOUtils.humanReadableByteCount(size)); } } super.tearDown(fixture); } @Override protected void batchDone(Session session, long start, int count) throws RepositoryException { session.save(); super.batchDone(session, start, count); } }