Package org.apache.lucene.store

Examples of org.apache.lucene.store.BaseDirectoryWrapper

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    }
  }

  // LUCENE-4147
  public void testRollbackAndCommitWithThreads() throws Exception {
    final BaseDirectoryWrapper d = newDirectory();
    if (d instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)d).setPreventDoubleWrite(false);
    }

    final int threadCount = TestUtil.nextInt(random(), 2, 6);

    final AtomicReference<IndexWriter> writerRef = new AtomicReference<>();
    MockAnalyzer analyzer = new MockAnalyzer(random());
    analyzer.setMaxTokenLength(TestUtil.nextInt(random(), 1, IndexWriter.MAX_TERM_LENGTH));

    writerRef.set(new IndexWriter(d, newIndexWriterConfig(TEST_VERSION_CURRENT, analyzer)));
    final LineFileDocs docs = new LineFileDocs(random());
    final Thread[] threads = new Thread[threadCount];
    final int iters = atLeast(100);
    final AtomicBoolean failed = new AtomicBoolean();
    final Lock rollbackLock = new ReentrantLock();
    final Lock commitLock = new ReentrantLock();
    for(int threadID=0;threadID<threadCount;threadID++) {
      threads[threadID] = new Thread() {
          @Override
          public void run() {
            for(int iter=0;iter<iters && !failed.get();iter++) {
              //final int x = random().nextInt(5);
              final int x = random().nextInt(3);
              try {
                switch(x) {
                case 0:
                  rollbackLock.lock();
                  if (VERBOSE) {
                    System.out.println("\nTEST: " + Thread.currentThread().getName() + ": now rollback");
                  }
                  try {
                    writerRef.get().rollback();
                    if (VERBOSE) {
                      System.out.println("TEST: " + Thread.currentThread().getName() + ": rollback done; now open new writer");
                    }
                    writerRef.set(new IndexWriter(d, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()))));
                  } finally {
                    rollbackLock.unlock();
                  }
                  break;
                case 1:
                  commitLock.lock();
                  if (VERBOSE) {
                    System.out.println("\nTEST: " + Thread.currentThread().getName() + ": now commit");
                  }
                  try {
                    if (random().nextBoolean()) {
                      writerRef.get().prepareCommit();
                    }
                    writerRef.get().commit();
                  } catch (AlreadyClosedException ace) {
                    // ok
                  } catch (NullPointerException npe) {
                    // ok
                  } finally {
                    commitLock.unlock();
                  }
                  break;
                case 2:
                  if (VERBOSE) {
                    System.out.println("\nTEST: " + Thread.currentThread().getName() + ": now add");
                  }
                  try {
                    writerRef.get().addDocument(docs.nextDoc());
                  } catch (AlreadyClosedException ace) {
                    // ok
                  } catch (NullPointerException npe) {
                    // ok
                  } catch (AssertionError ae) {
                    // ok
                  }
                  break;
                }
              } catch (Throwable t) {
                failed.set(true);
                throw new RuntimeException(t);
              }
            }
          }
        };
      threads[threadID].start();
    }

    for(int threadID=0;threadID<threadCount;threadID++) {
      threads[threadID].join();
    }

    assertTrue(!failed.get());
    writerRef.get().close();
    d.close();
  }
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public class TestNeverDelete extends LuceneTestCase {

  public void testIndexing() throws Exception {
    final File tmpDir = createTempDir("TestNeverDelete");
    final BaseDirectoryWrapper d = newFSDirectory(tmpDir);

    // We want to "see" files removed if Lucene removed
    // them.  This is still worth running on Windows since
    // some files the IR opens and closes.
    if (d instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)d).setNoDeleteOpenFile(false);
    }
    final RandomIndexWriter w = new RandomIndexWriter(random(),
                                                      d,
                                                      newIndexWriterConfig(TEST_VERSION_CURRENT,
                                                                           new MockAnalyzer(random()))
                                                      .setIndexDeletionPolicy(NoDeletionPolicy.INSTANCE));
    w.w.getConfig().setMaxBufferedDocs(TestUtil.nextInt(random(), 5, 30));

    w.commit();
    Thread[] indexThreads = new Thread[random().nextInt(4)];
    final long stopTime = System.currentTimeMillis() + atLeast(1000);
    for (int x=0; x < indexThreads.length; x++) {
      indexThreads[x] = new Thread() {
          @Override
          public void run() {
            try {
              int docCount = 0;
              while (System.currentTimeMillis() < stopTime) {
                final Document doc = new Document();
                doc.add(newStringField("dc", ""+docCount, Field.Store.YES));
                doc.add(newTextField("field", "here is some text", Field.Store.YES));
                w.addDocument(doc);

                if (docCount % 13 == 0) {
                  w.commit();
                }
                docCount++;
              }
            } catch (Exception e) {
              throw new RuntimeException(e);
            }
          }
        };
      indexThreads[x].setName("Thread " + x);
      indexThreads[x].start();
    }

    final Set<String> allFiles = new HashSet<>();

    DirectoryReader r = DirectoryReader.open(d);
    while(System.currentTimeMillis() < stopTime) {
      final IndexCommit ic = r.getIndexCommit();
      if (VERBOSE) {
        System.out.println("TEST: check files: " + ic.getFileNames());
      }
      allFiles.addAll(ic.getFileNames());
      // Make sure no old files were removed
      for(String fileName : allFiles) {
        assertTrue("file " + fileName + " does not exist", slowFileExists(d, fileName));
      }
      DirectoryReader r2 = DirectoryReader.openIfChanged(r);
      if (r2 != null) {
        r.close();
        r = r2;
      }
      Thread.sleep(1);
    }
    r.close();

    for(Thread t : indexThreads) {
      t.join();
    }
    w.close();
    d.close();

    TestUtil.rm(tmpDir);
  }
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@SuppressCodecs("Lucene3x")
public class Test2BNumericDocValues extends LuceneTestCase {
 
  // indexes Integer.MAX_VALUE docs with an increasing dv field
  public void testNumerics() throws Exception {
    BaseDirectoryWrapper dir = newFSDirectory(createTempDir("2BNumerics"));
    if (dir instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)dir).setThrottling(MockDirectoryWrapper.Throttling.NEVER);
    }
   
    IndexWriter w = new IndexWriter(dir,
        new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()))
        .setMaxBufferedDocs(IndexWriterConfig.DISABLE_AUTO_FLUSH)
        .setRAMBufferSizeMB(256.0)
        .setMergeScheduler(new ConcurrentMergeScheduler())
        .setMergePolicy(newLogMergePolicy(false, 10))
        .setOpenMode(IndexWriterConfig.OpenMode.CREATE));

    Document doc = new Document();
    NumericDocValuesField dvField = new NumericDocValuesField("dv", 0);
    doc.add(dvField);
   
    for (int i = 0; i < Integer.MAX_VALUE; i++) {
      dvField.setLongValue(i);
      w.addDocument(doc);
      if (i % 100000 == 0) {
        System.out.println("indexed: " + i);
        System.out.flush();
      }
    }
   
    w.forceMerge(1);
    w.close();
   
    System.out.println("verifying...");
    System.out.flush();
   
    DirectoryReader r = DirectoryReader.open(dir);
    long expectedValue = 0;
    for (AtomicReaderContext context : r.leaves()) {
      AtomicReader reader = context.reader();
      NumericDocValues dv = reader.getNumericDocValues("dv");
      for (int i = 0; i < reader.maxDoc(); i++) {
        assertEquals(expectedValue, dv.get(i));
        expectedValue++;
      }
    }
   
    r.close();
    dir.close();
  }
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@SuppressCodecs("Lucene3x")
public class Test2BSortedDocValues extends LuceneTestCase {
 
  // indexes Integer.MAX_VALUE docs with a fixed binary field
  public void testFixedSorted() throws Exception {
    BaseDirectoryWrapper dir = newFSDirectory(createTempDir("2BFixedSorted"));
    if (dir instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)dir).setThrottling(MockDirectoryWrapper.Throttling.NEVER);
    }
   
    IndexWriter w = new IndexWriter(dir,
        new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()))
        .setMaxBufferedDocs(IndexWriterConfig.DISABLE_AUTO_FLUSH)
        .setRAMBufferSizeMB(256.0)
        .setMergeScheduler(new ConcurrentMergeScheduler())
        .setMergePolicy(newLogMergePolicy(false, 10))
        .setOpenMode(IndexWriterConfig.OpenMode.CREATE));

    Document doc = new Document();
    byte bytes[] = new byte[2];
    BytesRef data = new BytesRef(bytes);
    SortedDocValuesField dvField = new SortedDocValuesField("dv", data);
    doc.add(dvField);
   
    for (int i = 0; i < Integer.MAX_VALUE; i++) {
      bytes[0] = (byte)(i >> 8);
      bytes[1] = (byte) i;
      w.addDocument(doc);
      if (i % 100000 == 0) {
        System.out.println("indexed: " + i);
        System.out.flush();
      }
    }
   
    w.forceMerge(1);
    w.close();
   
    System.out.println("verifying...");
    System.out.flush();
   
    DirectoryReader r = DirectoryReader.open(dir);
    int expectedValue = 0;
    for (AtomicReaderContext context : r.leaves()) {
      AtomicReader reader = context.reader();
      BytesRef scratch = new BytesRef();
      BinaryDocValues dv = reader.getSortedDocValues("dv");
      for (int i = 0; i < reader.maxDoc(); i++) {
        bytes[0] = (byte)(expectedValue >> 8);
        bytes[1] = (byte) expectedValue;
        dv.get(i, scratch);
        assertEquals(data, scratch);
        expectedValue++;
      }
    }
   
    r.close();
    dir.close();
  }
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    dir.close();
  }
 
  // indexes Integer.MAX_VALUE docs with a fixed binary field
  public void test2BOrds() throws Exception {
    BaseDirectoryWrapper dir = newFSDirectory(createTempDir("2BOrds"));
    if (dir instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)dir).setThrottling(MockDirectoryWrapper.Throttling.NEVER);
    }
   
    IndexWriter w = new IndexWriter(dir,
        new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()))
        .setMaxBufferedDocs(IndexWriterConfig.DISABLE_AUTO_FLUSH)
        .setRAMBufferSizeMB(256.0)
        .setMergeScheduler(new ConcurrentMergeScheduler())
        .setMergePolicy(newLogMergePolicy(false, 10))
        .setOpenMode(IndexWriterConfig.OpenMode.CREATE));

    Document doc = new Document();
    byte bytes[] = new byte[4];
    BytesRef data = new BytesRef(bytes);
    SortedDocValuesField dvField = new SortedDocValuesField("dv", data);
    doc.add(dvField);
   
    for (int i = 0; i < Integer.MAX_VALUE; i++) {
      bytes[0] = (byte)(i >> 24);
      bytes[1] = (byte)(i >> 16);
      bytes[2] = (byte)(i >> 8);
      bytes[3] = (byte) i;
      w.addDocument(doc);
      if (i % 100000 == 0) {
        System.out.println("indexed: " + i);
        System.out.flush();
      }
    }
   
    w.forceMerge(1);
    w.close();
   
    System.out.println("verifying...");
    System.out.flush();
   
    DirectoryReader r = DirectoryReader.open(dir);
    int counter = 0;
    for (AtomicReaderContext context : r.leaves()) {
      AtomicReader reader = context.reader();
      BytesRef scratch = new BytesRef();
      BinaryDocValues dv = reader.getSortedDocValues("dv");
      for (int i = 0; i < reader.maxDoc(); i++) {
        bytes[0] = (byte) (counter >> 24);
        bytes[1] = (byte) (counter >> 16);
        bytes[2] = (byte) (counter >> 8);
        bytes[3] = (byte) counter;
        counter++;
        dv.get(i, scratch);
        assertEquals(data, scratch);
      }
    }
   
    r.close();
    dir.close();
  }
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@SuppressCodecs("Lucene3x")
public class Test2BBinaryDocValues extends LuceneTestCase {
 
  // indexes Integer.MAX_VALUE docs with a fixed binary field
  public void testFixedBinary() throws Exception {
    BaseDirectoryWrapper dir = newFSDirectory(createTempDir("2BFixedBinary"));
    if (dir instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)dir).setThrottling(MockDirectoryWrapper.Throttling.NEVER);
    }
   
    IndexWriter w = new IndexWriter(dir,
        new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()))
        .setMaxBufferedDocs(IndexWriterConfig.DISABLE_AUTO_FLUSH)
        .setRAMBufferSizeMB(256.0)
        .setMergeScheduler(new ConcurrentMergeScheduler())
        .setMergePolicy(newLogMergePolicy(false, 10))
        .setOpenMode(IndexWriterConfig.OpenMode.CREATE));

    Document doc = new Document();
    byte bytes[] = new byte[4];
    BytesRef data = new BytesRef(bytes);
    BinaryDocValuesField dvField = new BinaryDocValuesField("dv", data);
    doc.add(dvField);
   
    for (int i = 0; i < Integer.MAX_VALUE; i++) {
      bytes[0] = (byte)(i >> 24);
      bytes[1] = (byte)(i >> 16);
      bytes[2] = (byte)(i >> 8);
      bytes[3] = (byte) i;
      w.addDocument(doc);
      if (i % 100000 == 0) {
        System.out.println("indexed: " + i);
        System.out.flush();
      }
    }
   
    w.forceMerge(1);
    w.close();
   
    System.out.println("verifying...");
    System.out.flush();
   
    DirectoryReader r = DirectoryReader.open(dir);
    int expectedValue = 0;
    for (AtomicReaderContext context : r.leaves()) {
      AtomicReader reader = context.reader();
      BytesRef scratch = new BytesRef();
      BinaryDocValues dv = reader.getBinaryDocValues("dv");
      for (int i = 0; i < reader.maxDoc(); i++) {
        bytes[0] = (byte)(expectedValue >> 24);
        bytes[1] = (byte)(expectedValue >> 16);
        bytes[2] = (byte)(expectedValue >> 8);
        bytes[3] = (byte) expectedValue;
        dv.get(i, scratch);
        assertEquals(data, scratch);
        expectedValue++;
      }
    }
   
    r.close();
    dir.close();
  }
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    dir.close();
  }
 
  // indexes Integer.MAX_VALUE docs with a variable binary field
  public void testVariableBinary() throws Exception {
    BaseDirectoryWrapper dir = newFSDirectory(createTempDir("2BVariableBinary"));
    if (dir instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)dir).setThrottling(MockDirectoryWrapper.Throttling.NEVER);
    }
   
    IndexWriter w = new IndexWriter(dir,
        new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()))
        .setMaxBufferedDocs(IndexWriterConfig.DISABLE_AUTO_FLUSH)
        .setRAMBufferSizeMB(256.0)
        .setMergeScheduler(new ConcurrentMergeScheduler())
        .setMergePolicy(newLogMergePolicy(false, 10))
        .setOpenMode(IndexWriterConfig.OpenMode.CREATE));

    Document doc = new Document();
    byte bytes[] = new byte[4];
    ByteArrayDataOutput encoder = new ByteArrayDataOutput(bytes);
    BytesRef data = new BytesRef(bytes);
    BinaryDocValuesField dvField = new BinaryDocValuesField("dv", data);
    doc.add(dvField);
   
    for (int i = 0; i < Integer.MAX_VALUE; i++) {
      encoder.reset(bytes);
      encoder.writeVInt(i % 65535); // 1, 2, or 3 bytes
      data.length = encoder.getPosition();
      w.addDocument(doc);
      if (i % 100000 == 0) {
        System.out.println("indexed: " + i);
        System.out.flush();
      }
    }
   
    w.forceMerge(1);
    w.close();
   
    System.out.println("verifying...");
    System.out.flush();
   
    DirectoryReader r = DirectoryReader.open(dir);
    int expectedValue = 0;
    ByteArrayDataInput input = new ByteArrayDataInput();
    for (AtomicReaderContext context : r.leaves()) {
      AtomicReader reader = context.reader();
      BytesRef scratch = new BytesRef(bytes);
      BinaryDocValues dv = reader.getBinaryDocValues("dv");
      for (int i = 0; i < reader.maxDoc(); i++) {
        dv.get(i, scratch);
        input.reset(scratch.bytes, scratch.offset, scratch.length);
        assertEquals(expectedValue % 65535, input.readVInt());
        assertTrue(input.eof());
        expectedValue++;
      }
    }
   
    r.close();
    dir.close();
  }
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      if (VERBOSE) {
        System.out.println("TEST: index " + unsupportedNames[i]);
      }
      File oldIndexDir = createTempDir(unsupportedNames[i]);
      TestUtil.unzip(getDataFile("unsupported." + unsupportedNames[i] + ".zip"), oldIndexDir);
      BaseDirectoryWrapper dir = newFSDirectory(oldIndexDir);
      // don't checkindex, these are intentionally not supported
      dir.setCheckIndexOnClose(false);

      IndexReader reader = null;
      IndexWriter writer = null;
      try {
        reader = DirectoryReader.open(dir);
        fail("DirectoryReader.open should not pass for "+unsupportedNames[i]);
      } catch (IndexFormatTooOldException e) {
        // pass
      } finally {
        if (reader != null) reader.close();
        reader = null;
      }

      try {
        writer = new IndexWriter(dir, newIndexWriterConfig(
          TEST_VERSION_CURRENT, new MockAnalyzer(random())));
        fail("IndexWriter creation should not pass for "+unsupportedNames[i]);
      } catch (IndexFormatTooOldException e) {
        // pass
        if (VERBOSE) {
          System.out.println("TEST: got expected exc:");
          e.printStackTrace(System.out);
        }
        // Make sure exc message includes a path=
        assertTrue("got exc message: " + e.getMessage(), e.getMessage().indexOf("path=\"") != -1);
      } finally {
        // we should fail to open IW, and so it should be null when we get here.
        // However, if the test fails (i.e., IW did not fail on open), we need
        // to close IW. However, if merges are run, IW may throw
        // IndexFormatTooOldException, and we don't want to mask the fail()
        // above, so close without waiting for merges.
        if (writer != null) {
          writer.close(false);
        }
        writer = null;
      }
     
      ByteArrayOutputStream bos = new ByteArrayOutputStream(1024);
      CheckIndex checker = new CheckIndex(dir);
      checker.setInfoStream(new PrintStream(bos, false, "UTF-8"));
      CheckIndex.Status indexStatus = checker.checkIndex();
      assertFalse(indexStatus.clean);
      assertTrue(bos.toString("UTF-8").contains(IndexFormatTooOldException.class.getName()));

      dir.close();
    }
  }
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  // @Absurd @Ignore takes ~20GB-30GB of space and 10 minutes.
  // with some codecs needs more heap space as well.
  @Ignore("Very slow. Enable manually by removing @Ignore.")
  public void test() throws Exception {
    BaseDirectoryWrapper dir = newFSDirectory(createTempDir("2BPostingsBytes1"));
    if (dir instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)dir).setThrottling(MockDirectoryWrapper.Throttling.NEVER);
    }
   
    IndexWriter w = new IndexWriter(dir,
        new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()))
        .setMaxBufferedDocs(IndexWriterConfig.DISABLE_AUTO_FLUSH)
        .setRAMBufferSizeMB(256.0)
        .setMergeScheduler(new ConcurrentMergeScheduler())
        .setMergePolicy(newLogMergePolicy(false, 10))
        .setOpenMode(IndexWriterConfig.OpenMode.CREATE));

    MergePolicy mp = w.getConfig().getMergePolicy();
    if (mp instanceof LogByteSizeMergePolicy) {
     // 1 petabyte:
     ((LogByteSizeMergePolicy) mp).setMaxMergeMB(1024*1024*1024);
    }

    Document doc = new Document();
    FieldType ft = new FieldType(TextField.TYPE_NOT_STORED);
    ft.setIndexOptions(IndexOptions.DOCS_AND_FREQS);
    ft.setOmitNorms(true);
    MyTokenStream tokenStream = new MyTokenStream();
    Field field = new Field("field", tokenStream, ft);
    doc.add(field);
   
    final int numDocs = 1000;
    for (int i = 0; i < numDocs; i++) {
      if (i % 2 == 1) { // trick blockPF's little optimization
        tokenStream.n = 65536;
      } else {
        tokenStream.n = 65537;
      }
      w.addDocument(doc);
    }
    w.forceMerge(1);
    w.close();
   
    DirectoryReader oneThousand = DirectoryReader.open(dir);
    IndexReader subReaders[] = new IndexReader[1000];
    Arrays.fill(subReaders, oneThousand);
    MultiReader mr = new MultiReader(subReaders);
    BaseDirectoryWrapper dir2 = newFSDirectory(createTempDir("2BPostingsBytes2"));
    if (dir2 instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)dir2).setThrottling(MockDirectoryWrapper.Throttling.NEVER);
    }
    IndexWriter w2 = new IndexWriter(dir2,
        new IndexWriterConfig(TEST_VERSION_CURRENT, null));
    w2.addIndexes(mr);
    w2.forceMerge(1);
    w2.close();
    oneThousand.close();
   
    DirectoryReader oneMillion = DirectoryReader.open(dir2);
    subReaders = new IndexReader[2000];
    Arrays.fill(subReaders, oneMillion);
    mr = new MultiReader(subReaders);
    BaseDirectoryWrapper dir3 = newFSDirectory(createTempDir("2BPostingsBytes3"));
    if (dir3 instanceof MockDirectoryWrapper) {
      ((MockDirectoryWrapper)dir3).setThrottling(MockDirectoryWrapper.Throttling.NEVER);
    }
    IndexWriter w3 = new IndexWriter(dir3,
        new IndexWriterConfig(TEST_VERSION_CURRENT, null));
    w3.addIndexes(mr);
    w3.forceMerge(1);
    w3.close();
    oneMillion.close();
   
    dir.close();
    dir2.close();
    dir3.close();
  }
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    assertTrue("expected a no-op close after IW.rollback()", allFiles.length == 0 || Arrays.equals(allFiles, new String[] { IndexWriter.WRITE_LOCK_NAME }));
    dir.close();
  }

  public void testNoSegmentFile() throws IOException {
    BaseDirectoryWrapper dir = newDirectory();
    dir.setLockFactory(NoLockFactory.getNoLockFactory());
    IndexWriter w = new IndexWriter(dir, newIndexWriterConfig(
        TEST_VERSION_CURRENT, new MockAnalyzer(random())).setMaxBufferedDocs(2));

    Document doc = new Document();
    FieldType customType = new FieldType(TextField.TYPE_STORED);
    customType.setStoreTermVectors(true);
    customType.setStoreTermVectorPositions(true);
    customType.setStoreTermVectorOffsets(true);
    doc.add(newField("c", "val", customType));
    w.addDocument(doc);
    w.addDocument(doc);
    IndexWriter w2 = new IndexWriter(dir, newIndexWriterConfig(
        TEST_VERSION_CURRENT, new MockAnalyzer(random())).setMaxBufferedDocs(2)
        .setOpenMode(OpenMode.CREATE));

    w2.close();
    // If we don't do that, the test fails on Windows
    w.rollback();

    // This test leaves only segments.gen, which causes
    // DirectoryReader.indexExists to return true:
    dir.setCheckIndexOnClose(false);
    dir.close();
  }
View Full Code Here
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