Examples of org.apache.lucene.store.MockDirectoryWrapper.failOn()

Class org.apache.lucene.store.MockDirectoryWrapper

Examples of org.apache.lucene.store.MockDirectoryWrapper.failOn()

org.apache.lucene.store.MockDirectoryWrapper.failOn()
add a Failure object to the list of objects to be evaluated at every potential failure point

    w.addDocument(doc);
    
    // disk fills up!
    FailTwiceDuringMerge ftdm = new FailTwiceDuringMerge();
    ftdm.setDoFail();
    dir.failOn(ftdm);


    try {
      w.commit();
      fail("fake disk full IOExceptions not hit");
    } catch (IOException ioe) {

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  // one segment only takes out those docs in that one flush
  public void testDocumentsWriterAbort() throws IOException {
    MockDirectoryWrapper dir = newMockDirectory();
    FailOnlyOnFlush failure = new FailOnlyOnFlush();
    failure.setDoFail();
    dir.failOn(failure);


    IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random())).setMaxBufferedDocs(2));
    Document doc = new Document();
    String contents = "aa bb cc dd ee ff gg hh ii jj kk";
    doc.add(newTextField("content", contents, Field.Store.NO));

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  // LUCENE-1044: test exception during sync
  public void testExceptionDuringSync() throws IOException {
    MockDirectoryWrapper dir = newMockDirectory();
    FailOnlyInSync failure = new FailOnlyInSync();
    dir.failOn(failure);


    IndexWriter writer = new IndexWriter(
        dir,
        newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).
            setMaxBufferedDocs(2).

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      IndexWriter w = new IndexWriter(dir, newIndexWriterConfig(
          TEST_VERSION_CURRENT, new MockAnalyzer(random())));
      Document doc = new Document();
      doc.add(newTextField("field", "a field", Field.Store.YES));
      w.addDocument(doc);
      dir.failOn(failure);
      try {
        w.close();
        fail();
      } catch (IOException ioe) {
        fail("expected only RuntimeException");

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    for (int j = 0; j < num; j++) {
      for (FailOnTermVectors failure : failures) {
        MockDirectoryWrapper dir = newMockDirectory();
        IndexWriter w = new IndexWriter(dir, newIndexWriterConfig(
            TEST_VERSION_CURRENT, new MockAnalyzer(random())));
        dir.failOn(failure);
        int numDocs = 10 + random().nextInt(30);
        for (int i = 0; i < numDocs; i++) {
          Document doc = new Document();
          Field field = newTextField(random(), "field", "a field", Field.Store.YES);
          doc.add(field);

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    };


    MockDirectoryWrapper dir = newMockDirectory();
    // The exception is only thrown on open input
    dir.setFailOnOpenInput(true);
    dir.failOn(failure);


    // Create an index with one document
    IndexWriterConfig iwc = new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
    IndexWriter iw = new IndexWriter(dir, iwc);
    Document doc = new Document();

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                                                                     TEST_VERSION_CURRENT, new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false)).setMaxBufferedDeleteTerms(2).setReaderPooling(false).setMergePolicy(newLogMergePolicy()));


    LogMergePolicy lmp = (LogMergePolicy) modifier.getConfig().getMergePolicy();
    lmp.setUseCompoundFile(true);


    dir.failOn(failure.reset());


    FieldType custom1 = new FieldType();
    custom1.setStored(true);
    for (int i = 0; i < keywords.length; i++) {
      Document doc = new Document();

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    String[] text = { "Amsterdam", "Venice" };


    MockDirectoryWrapper dir = newMockDirectory();
    IndexWriter modifier = new IndexWriter(dir, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false)));
    modifier.commit();
    dir.failOn(failure.reset());


    FieldType custom1 = new FieldType();
    custom1.setStored(true);
    for (int i = 0; i < keywords.length; i++) {
      Document doc = new Document();

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      for(int i=0;i<NUM_THREADS;i++)
        threads[i].start();


      Thread.sleep(10);


      dir.failOn(failure);
      failure.setDoFail();


      for(int i=0;i<NUM_THREADS;i++) {
        threads[i].join();
        assertTrue("hit unexpected Throwable", threads[i].error == null);

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    doc.add(newField("field", "aaa bbb ccc ddd eee fff ggg hhh iii jjj", customType));


    for(int i=0;i<6;i++)
      writer.addDocument(doc);


    dir.failOn(failure);
    failure.setDoFail();
    try {
      writer.addDocument(doc);
      writer.addDocument(doc);
      writer.commit();

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