Package org.apache.lucene.index

Examples of org.apache.lucene.index.SnapshotDeletionPolicy

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  @Test
  public void testRevisionRelease() throws Exception {
    Directory dir = newDirectory();
    IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, null);
    conf.setIndexDeletionPolicy(new SnapshotDeletionPolicy(conf.getIndexDeletionPolicy()));
    IndexWriter writer = new IndexWriter(dir, conf);
    try {
      writer.addDocument(new Document());
      writer.commit();
      Revision rev1 = new IndexRevision(writer);
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  @Test
  public void testSegmentsFileLast() throws Exception {
    Directory dir = newDirectory();
    IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, null);
    conf.setIndexDeletionPolicy(new SnapshotDeletionPolicy(conf.getIndexDeletionPolicy()));
    IndexWriter writer = new IndexWriter(dir, conf);
    try {
      writer.addDocument(new Document());
      writer.commit();
      Revision rev = new IndexRevision(writer);
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  @Test
  public void testOpen() throws Exception {
    Directory dir = newDirectory();
    IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, null);
    conf.setIndexDeletionPolicy(new SnapshotDeletionPolicy(conf.getIndexDeletionPolicy()));
    IndexWriter writer = new IndexWriter(dir, conf);
    try {
      writer.addDocument(new Document());
      writer.commit();
      Revision rev = new IndexRevision(writer);
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  }

  public void testReuseAcrossWriters() throws IOException {
    Directory dir = new MockRAMDirectory();

    SnapshotDeletionPolicy dp = new SnapshotDeletionPolicy(new KeepOnlyLastCommitDeletionPolicy());
    IndexWriter writer = new IndexWriter(dir, true,new StandardAnalyzer(), dp);
    // Force frequent commits
    writer.setMaxBufferedDocs(2);
    Document doc = new Document();
    doc.add(new Field("content", "aaa", Field.Store.YES, Field.Index.ANALYZED, Field.TermVector.WITH_POSITIONS_OFFSETS));
    for(int i=0;i<7;i++)
      writer.addDocument(doc);
    IndexCommit cp = (IndexCommit) dp.snapshot();
    copyFiles(dir, cp);
    writer.close();
    copyFiles(dir, cp);
   
    writer = new IndexWriter(dir, true, new StandardAnalyzer(), dp);
    copyFiles(dir, cp);
    for(int i=0;i<7;i++)
      writer.addDocument(doc);
    copyFiles(dir, cp);
    writer.close();
    copyFiles(dir, cp);
    dp.release();
    writer = new IndexWriter(dir, true, new StandardAnalyzer(), dp);
    writer.close();
    try {
      copyFiles(dir, cp);
      fail("did not hit expected IOException");
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  private void runTest(Directory dir) throws IOException {
    // Run for ~7 seconds
    final long stopTime = System.currentTimeMillis() + 7000;

    SnapshotDeletionPolicy dp = new SnapshotDeletionPolicy(new KeepOnlyLastCommitDeletionPolicy());
    final IndexWriter writer = new IndexWriter(dir, true, new StandardAnalyzer(), dp);

    // Force frequent commits
    writer.setMaxBufferedDocs(2);
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  @Test
  public void testSerialization() throws IOException {
    Directory dir = newDirectory();
    IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, null);
    conf.setIndexDeletionPolicy(new SnapshotDeletionPolicy(conf.getIndexDeletionPolicy()));
    IndexWriter writer = new IndexWriter(dir, conf);
    writer.addDocument(new Document());
    writer.commit();
    Revision rev = new IndexRevision(writer);
   
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  @Override
  public void setUp() throws Exception {
    super.setUp();
    sourceDir = newDirectory();
    IndexWriterConfig conf = newIndexWriterConfig(TEST_VERSION_CURRENT, null);
    conf.setIndexDeletionPolicy(new SnapshotDeletionPolicy(conf.getIndexDeletionPolicy()));
    sourceWriter = new IndexWriter(sourceDir, conf);
    replicator = new LocalReplicator();
  }
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    }
   
    @Override
    protected IndexWriterConfig createIndexWriterConfig(OpenMode openMode) {
      IndexWriterConfig conf = super.createIndexWriterConfig(openMode);
      sdp = new SnapshotDeletionPolicy(conf.getIndexDeletionPolicy());
      conf.setIndexDeletionPolicy(sdp);
      return conf;
    }
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    callback = new IndexReadyCallback(handlerDir);
    handler = new IndexReplicationHandler(handlerDir, callback);
    client = new ReplicationClient(replicator, handler, sourceDirFactory);
   
    IndexWriterConfig conf = newIndexWriterConfig(TEST_VERSION_CURRENT, null);
    conf.setIndexDeletionPolicy(new SnapshotDeletionPolicy(conf.getIndexDeletionPolicy()));
    publishWriter = new IndexWriter(publishDir, conf);
  }
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    callback = new IndexAndTaxonomyReadyCallback(handlerIndexDir, handlerTaxoDir);
    handler = new IndexAndTaxonomyReplicationHandler(handlerIndexDir, handlerTaxoDir, callback);
    client = new ReplicationClient(replicator, handler, sourceDirFactory);
   
    IndexWriterConfig conf = newIndexWriterConfig(TEST_VERSION_CURRENT, null);
    conf.setIndexDeletionPolicy(new SnapshotDeletionPolicy(conf.getIndexDeletionPolicy()));
    publishIndexWriter = new IndexWriter(publishIndexDir, conf);
    publishTaxoWriter = new SnapshotDirectoryTaxonomyWriter(publishTaxoDir);
    config = new FacetsConfig();
    config.setHierarchical("A", true);
  }
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Related Classes of org.apache.lucene.index.SnapshotDeletionPolicy

  • org.apache.blur.manager.writer.BlurNRTIndex
  • org.apache.lucene.index.TestSnapshotDeletionPolicy
  • org.apache.lucene.replicator.http.HttpReplicatorTest
  • org.apache.lucene.replicator.IndexAndTaxonomyReplicationClientTest
  • org.apache.lucene.replicator.IndexAndTaxonomyRevision$SnapshotDirectoryTaxonomyWriter
  • org.apache.lucene.replicator.IndexAndTaxonomyRevisionTest
  • org.apache.lucene.replicator.IndexReplicationClientTest
  • org.apache.lucene.replicator.IndexRevisionTest
  • org.apache.lucene.replicator.LocalReplicatorTest
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