Package org.apache.lucene.util

Examples of org.apache.lucene.util.InfoStream

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    // currently: fail in two different places
    final String messageToFailOn = random().nextBoolean() ?
        "rollback: done finish merges" : "rollback before checkpoint";
   
    // infostream that throws exception during rollback
    InfoStream evilInfoStream = new InfoStream() {
      @Override
      public void message(String component, String message) {
        if (messageToFailOn.equals(message)) {
          throw new RuntimeException("BOOM!");
        }
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  }
 
  public void testSimpleMergedSegmentWramer() throws Exception {
    Directory dir = newDirectory();
    final AtomicBoolean didWarm = new AtomicBoolean();
    InfoStream infoStream = new InfoStream() {
      @Override
      public void close() throws IOException {}

      @Override
      public void message(String component, String message) {
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  public void testOutOfMemoryErrorCausesCloseToFail() throws Exception {

    final AtomicBoolean thrown = new AtomicBoolean(false);
    final Directory dir = newDirectory();
    final IndexWriter writer = new IndexWriter(dir,
        newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random())).setInfoStream(new InfoStream() {
        @Override
        public void message(String component, final String message) {
          if (message.startsWith("now flush at close") && thrown.compareAndSet(false, true)) {
            throw new OutOfMemoryError("fake OOME at " + message);
          }
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  }
 
  public void testSimpleMergedSegmentWramer() throws Exception {
    Directory dir = newDirectory();
    final AtomicBoolean didWarm = new AtomicBoolean();
    InfoStream infoStream = new InfoStream() {
      @Override
      public void close() throws IOException {}

      @Override
      public void message(String component, String message) {
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  public void testOutOfMemoryErrorCausesCloseToFail() throws Exception {

    final AtomicBoolean thrown = new AtomicBoolean(false);
    final Directory dir = newDirectory();
    final IndexWriter writer = new IndexWriter(dir,
        newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random())).setInfoStream(new InfoStream() {
        @Override
        public void message(String component, final String message) {
          if (message.startsWith("now flush at close") && thrown.compareAndSet(false, true)) {
            throw new OutOfMemoryError("fake OOME at " + message);
          }
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  }
 
  public void testSimpleMergedSegmentWramer() throws Exception {
    Directory dir = newDirectory();
    final AtomicBoolean didWarm = new AtomicBoolean();
    InfoStream infoStream = new InfoStream() {
      @Override
      public void close() throws IOException {}

      @Override
      public void message(String component, String message) {
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    c.setMergePolicy(new UpgradeIndexMergePolicy(c.getMergePolicy()));
    c.setIndexDeletionPolicy(new KeepOnlyLastCommitDeletionPolicy());
   
    final IndexWriter w = new IndexWriter(dir, c);
    try {
      InfoStream infoStream = c.getInfoStream();
      if (infoStream.isEnabled("IndexUpgrader")) {
        infoStream.message("IndexUpgrader", "Upgrading all pre-" + Constants.LUCENE_MAIN_VERSION + " segments of index directory '" + dir + "' to version " + Constants.LUCENE_MAIN_VERSION + "...");
      }
      w.forceMerge(1);
      if (infoStream.isEnabled("IndexUpgrader")) {
        infoStream.message("IndexUpgrader", "All segments upgraded to version " + Constants.LUCENE_MAIN_VERSION);
      }
    } finally {
      w.close();
    }
  }
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  public void testOutOfMemoryErrorCausesCloseToFail() throws Exception {

    final AtomicBoolean thrown = new AtomicBoolean(false);
    final Directory dir = newDirectory();
    final IndexWriter writer = new IndexWriter(dir,
        newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random())).setInfoStream(new InfoStream() {
        @Override
        public void message(String component, final String message) {
          if (message.startsWith("now flush at close") && thrown.compareAndSet(false, true)) {
            throw new OutOfMemoryError("fake OOME at " + message);
          }
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  public void testOutOfMemoryErrorCausesCloseToFail() throws Exception {

    final AtomicBoolean thrown = new AtomicBoolean(false);
    final Directory dir = newDirectory();
    final IndexWriter writer = new IndexWriter(dir,
        newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random())).setInfoStream(new InfoStream() {
        @Override
        public void message(String component, final String message) {
          if (message.startsWith("now flush at close") && thrown.compareAndSet(false, true)) {
            throw new OutOfMemoryError("fake OOME at " + message);
          }
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    // currently: fail in two different places
    final String messageToFailOn = random().nextBoolean() ?
        "rollback: done finish merges" : "rollback before checkpoint";
   
    // infostream that throws exception during rollback
    InfoStream evilInfoStream = new InfoStream() {
      @Override
      public void message(String component, String message) {
        if (messageToFailOn.equals(message)) {
          throw new RuntimeException("BOOM!");
        }
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Related Classes of org.apache.lucene.util.InfoStream

  • org.apache.lucene.benchmark.byTask.tasks.CloseIndexTask
  • org.apache.lucene.benchmark.byTask.tasks.RollbackIndexTask
  • org.apache.lucene.index.IndexUpgrader
  • org.apache.lucene.index.TestIndexWriterExceptions
  • org.apache.lucene.index.TestIndexWriterReader
  • org.apache.lucene.replicator.IndexAndTaxonomyReplicationHandler
  • org.apache.lucene.replicator.IndexReplicationHandler
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