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TestStressIndexing.javaAPI DocApache Lucene 2.2.05195Sat Jun 16 22:20:28 BST 2007org.apache.lucene.index

TestStressIndexing

public class TestStressIndexing extends TestCase
Copyright 2004 The Apache Software Foundation Licensed 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.

Fields Summary
private static final Analyzer
ANALYZER
private static final Random
RANDOM
private static Searcher
SEARCHER
private static int
RUN_TIME_SEC
Constructors Summary
Methods Summary
private voidrmDir(java.io.File dir)

    File[] files = dir.listFiles();
    for (int i = 0; i < files.length; i++) {
      files[i].delete();
    }
    dir.delete();
public voidrunStressTest(org.apache.lucene.store.Directory directory)

    IndexModifier modifier = new IndexModifier(directory, ANALYZER, true);

    // One modifier that writes 10 docs then removes 5, over
    // and over:
    IndexerThread indexerThread = new IndexerThread(modifier);
    indexerThread.start();
      
    // Two searchers that constantly just re-instantiate the searcher:
    SearcherThread searcherThread1 = new SearcherThread(directory);
    searcherThread1.start();

    SearcherThread searcherThread2 = new SearcherThread(directory);
    searcherThread2.start();

    indexerThread.join();
    searcherThread1.join();
    searcherThread2.join();
    assertTrue("hit unexpected exception in indexer", !indexerThread.failed);
    assertTrue("hit unexpected exception in search1", !searcherThread1.failed);
    assertTrue("hit unexpected exception in search2", !searcherThread2.failed);
    //System.out.println("    Writer: " + indexerThread.count + " iterations");
    //System.out.println("Searcher 1: " + searcherThread1.count + " searchers created");
    //System.out.println("Searcher 2: " + searcherThread2.count + " searchers created");
public voidtestStressIndexAndSearching()


    // First in a RAM directory:
    Directory directory = new MockRAMDirectory();
    runStressTest(directory);
    directory.close();

    // Second in an FSDirectory:
    String tempDir = System.getProperty("java.io.tmpdir");
    File dirPath = new File(tempDir, "lucene.test.stress");
    directory = FSDirectory.getDirectory(dirPath);
    runStressTest(directory);
    directory.close();
    rmDir(dirPath);