org.apache.blur.manager.writer.SharedMergeSchedulerThroughputTest.java Source code

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Here is the source code for org.apache.blur.manager.writer.SharedMergeSchedulerThroughputTest.java

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/**
 * 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.blur.manager.writer;

import java.io.IOException;
import java.net.URI;
import java.util.Random;

import org.apache.blur.BlurConfiguration;
import org.apache.blur.MiniCluster;
import org.apache.blur.store.BlockCacheDirectoryFactoryV2;
import org.apache.blur.store.hdfs.HdfsDirectory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.TextField;
import org.apache.lucene.document.Field.Store;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.IndexWriterConfig;
import org.apache.lucene.store.Directory;
import org.apache.lucene.util.Version;
import org.junit.Test;

public class SharedMergeSchedulerThroughputTest {

    //  @Test
    public void test() throws IOException {
        MiniCluster miniCluster = new MiniCluster();
        miniCluster.startDfs("./tmp/hdfs");
        IndexWriterConfig conf = new IndexWriterConfig(Version.LUCENE_43, new StandardAnalyzer(Version.LUCENE_43));
        SharedMergeScheduler sharedMergeScheduler = new SharedMergeScheduler(10);
        conf.setMergeScheduler(sharedMergeScheduler.getMergeScheduler());
        Configuration configuration = new Configuration();
        URI fileSystemUri = miniCluster.getFileSystemUri();
        Path path = new Path(fileSystemUri.toString() + "/merge-test");
        FileSystem fileSystem = path.getFileSystem(configuration);
        fileSystem.delete(path, true);
        HdfsDirectory directory = new HdfsDirectory(configuration, path);
        BlurConfiguration blurConfiguration = new BlurConfiguration();
        BlockCacheDirectoryFactoryV2 factory = new BlockCacheDirectoryFactoryV2(blurConfiguration, 1000000l);

        Directory cdir = factory.newDirectory("t", "s", directory, null);
        IndexWriter writer = new IndexWriter(cdir, conf);
        Random random = new Random(1);
        StringBuilder stringBuilder = new StringBuilder();
        long s = System.nanoTime();
        for (int i = 0; i < 250000; i++) {
            if (i % 5000 == 0) {
                System.out.println(i);
            }
            stringBuilder.setLength(0);
            for (int w = 0; w < 2000; w++) {
                stringBuilder.append(Integer.toString(random.nextInt(100000))).append(' ');
            }
            Document document = new Document();
            document.add(new TextField("body", stringBuilder.toString(), Store.YES));
            writer.addDocument(document);
        }
        writer.close(true);
        sharedMergeScheduler.close();
        factory.close();
        long e = System.nanoTime();
        System.out.println("Total Time [" + (e - s) / 1000000.0 + " ms]");
        miniCluster.shutdownDfs();
    }

}