Package org.apache.lucene.codecs.lucene41

Examples of org.apache.lucene.codecs.lucene41.TestBlockPostingsFormat3$RandomBits

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    IndexWriterConfig iwc = newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
    iwc.setMaxBufferedDocs(5);
    iwc.setMergeScheduler(new TrackingCMS());
    if (_TestUtil.getPostingsFormat("id").equals("SimpleText")) {
      // no
      iwc.setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat()));
    }
    RandomIndexWriter w = new RandomIndexWriter(random(), d, iwc);
    for(int i=0;i<1000;i++) {
      Document doc = new Document();
      doc.add(new StringField("id", ""+i, Field.Store.NO));
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  }

  public void testTermOrd() throws Exception {
    Directory d = newDirectory();
    IndexWriter w = new IndexWriter(d, newIndexWriterConfig(TEST_VERSION_CURRENT,
                                                             new MockAnalyzer(random())).setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat())));
    Document doc = new Document();
    doc.add(newTextField("f", "a b c", Field.Store.NO));
    w.addDocument(doc);
    w.forceMerge(1);
    DirectoryReader r = w.getReader();
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    }
   
    Directory ramdir = new RAMDirectory();
    Analyzer analyzer = randomAnalyzer();
    IndexWriter writer = new IndexWriter(ramdir,
                                         new IndexWriterConfig(TEST_VERSION_CURRENT, analyzer).setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat())));
    Document doc = new Document();
    Field field1 = newTextField("foo", fooField.toString(), Field.Store.NO);
    Field field2 = newTextField("term", termField.toString(), Field.Store.NO);
    doc.add(field1);
    doc.add(field2);
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    int minItemsPerBlock = _TestUtil.nextInt(random, 2, 100);
    int maxItemsPerBlock = 2*(Math.max(2, minItemsPerBlock-1)) + random.nextInt(100);
    int lowFreqCutoff = _TestUtil.nextInt(random, 2, 100);

    add(avoidCodecs,
        new Lucene41PostingsFormat(minItemsPerBlock, maxItemsPerBlock),
        new FSTPostingsFormat(),
        new FSTOrdPostingsFormat(),
        new FSTPulsing41PostingsFormat(1 + random.nextInt(20)),
        new FSTOrdPulsing41PostingsFormat(1 + random.nextInt(20)),
        new DirectPostingsFormat(LuceneTestCase.rarely(random) ? 1 : (LuceneTestCase.rarely(random) ? Integer.MAX_VALUE : maxItemsPerBlock),
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    }
   
    Directory ramdir = new RAMDirectory();
    Analyzer analyzer = randomAnalyzer();
    IndexWriter writer = new IndexWriter(ramdir,
                                         new IndexWriterConfig(TEST_VERSION_CURRENT, analyzer).setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat())));
    Document doc = new Document();
    Field field1 = newTextField("foo", fooField.toString(), Field.Store.NO);
    Field field2 = newTextField("term", termField.toString(), Field.Store.NO);
    doc.add(field1);
    doc.add(field2);
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  }
 
  // LUCENE-1609: don't load terms index
  public void testNoTermsIndex() throws Throwable {
    Directory dir = newDirectory();
    IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat())));
    Document doc = new Document();
    doc.add(newTextField("field", "a b c d e f g h i j k l m n o p q r s t u v w x y z", Field.Store.NO));
    doc.add(newTextField("number", "0 1 2 3 4 5 6 7 8 9", Field.Store.NO));
    writer.addDocument(doc);
    writer.addDocument(doc);
    writer.close();
 
    DirectoryReader r = DirectoryReader.open(dir, -1);
    try {
      r.docFreq(new Term("field", "f"));
      fail("did not hit expected exception");
    } catch (IllegalStateException ise) {
      // expected
    }
 
    assertEquals(-1, ((SegmentReader) r.leaves().get(0).reader()).getTermInfosIndexDivisor());
    writer = new IndexWriter(
        dir,
        newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).
            setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat())).
            setMergePolicy(newLogMergePolicy(10))
    );
    writer.addDocument(doc);
    writer.close();
 
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   * @deprecated just to ensure IndexReader static methods work
   */
  @Deprecated
  public void testBackwards() throws Exception {
    Directory dir = newDirectory();
    IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat())));
    Document doc = new Document();
    doc.add(newTextField("field", "a b c d e f g h i j k l m n o p q r s t u v w x y z", Field.Store.NO));
    doc.add(newTextField("number", "0 1 2 3 4 5 6 7 8 9", Field.Store.NO));
    writer.addDocument(doc);

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    IndexWriterConfig iwc = newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
    iwc.setMaxBufferedDocs(5);
    iwc.setMergeScheduler(new TrackingCMS());
    if (_TestUtil.getPostingsFormat("id").equals("SimpleText")) {
      // no
      iwc.setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat()));
    }
    RandomIndexWriter w = new RandomIndexWriter(random(), d, iwc);
    for(int i=0;i<1000;i++) {
      Document doc = new Document();
      doc.add(new StringField("id", ""+i, Field.Store.NO));
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    int minItemsPerBlock = TestUtil.nextInt(random, 2, 100);
    int maxItemsPerBlock = 2*(Math.max(2, minItemsPerBlock-1)) + random.nextInt(100);
    int lowFreqCutoff = TestUtil.nextInt(random, 2, 100);

    add(avoidCodecs,
        new Lucene41PostingsFormat(minItemsPerBlock, maxItemsPerBlock),
        new FSTPostingsFormat(),
        new FSTOrdPostingsFormat(),
        new FSTPulsing41PostingsFormat(1 + random.nextInt(20)),
        new FSTOrdPulsing41PostingsFormat(1 + random.nextInt(20)),
        new DirectPostingsFormat(LuceneTestCase.rarely(random) ? 1 : (LuceneTestCase.rarely(random) ? Integer.MAX_VALUE : maxItemsPerBlock),
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    }
   
    Directory ramdir = new RAMDirectory();
    Analyzer analyzer = randomAnalyzer();
    IndexWriter writer = new IndexWriter(ramdir,
                                         new IndexWriterConfig(TEST_VERSION_CURRENT, analyzer).setCodec(TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat())));
    Document doc = new Document();
    Field field1 = newTextField("foo", fooField.toString(), Field.Store.NO);
    Field field2 = newTextField("term", termField.toString(), Field.Store.NO);
    doc.add(field1);
    doc.add(field2);
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Related Classes of org.apache.lucene.codecs.lucene41.TestBlockPostingsFormat3$RandomBits

  • org.apache.lucene.analysis.Analyzer
  • org.apache.lucene.analysis.MockAnalyzer
  • org.apache.lucene.analysis.MockFixedLengthPayloadFilter
  • org.apache.lucene.analysis.MockTokenizer
  • org.apache.lucene.analysis.MockVariableLengthPayloadFilter
  • org.apache.lucene.analysis.TokenFilter
  • org.apache.lucene.analysis.Tokenizer
  • org.apache.lucene.codecs.blocktree.BlockTreeTermsReader
  • org.apache.lucene.codecs.blocktree.BlockTreeTermsWriter
  • org.apache.lucene.codecs.BlockTreeTermsReader
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