Package org.apache.lucene.codecs.lucene41

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

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    this(freqCutoff, BlockTreeTermsWriter.DEFAULT_MIN_BLOCK_SIZE, BlockTreeTermsWriter.DEFAULT_MAX_BLOCK_SIZE);
  }

  /** Inlines docFreq=<code>freqCutoff</code> terms, otherwise uses the normal "Lucene41" format. */
  public Pulsing41PostingsFormat(int freqCutoff, int minBlockSize, int maxBlockSize) {
    super("Pulsing41", new Lucene41PostingsBaseFormat(), freqCutoff, minBlockSize, maxBlockSize);
  }
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    this(freqCutoff, BlockTreeTermsWriter.DEFAULT_MIN_BLOCK_SIZE, BlockTreeTermsWriter.DEFAULT_MAX_BLOCK_SIZE);
  }

  /** Inlines docFreq=<code>freqCutoff</code> terms, otherwise uses the normal "Lucene41" format. */
  public Pulsing41PostingsFormat(int freqCutoff, int minBlockSize, int maxBlockSize) {
    super("Pulsing41", new Lucene41PostingsBaseFormat(), freqCutoff, minBlockSize, maxBlockSize);
  }
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    this(1);
  }
 
  public FSTPulsing41PostingsFormat(int freqCutoff) {
    super("FSTPulsing41");
    this.wrappedPostingsBaseFormat = new Lucene41PostingsBaseFormat();
    this.freqCutoff = freqCutoff;
  }
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    this(1);
  }
 
  public FSTOrdPulsing41PostingsFormat(int freqCutoff) {
    super("FSTOrdPulsing41");
    this.wrappedPostingsBaseFormat = new Lucene41PostingsBaseFormat();
    this.freqCutoff = freqCutoff;
  }
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    verifyDocFreq();
  }

  public void testPrevTermAtEnd() throws IOException
  {
    IndexWriter writer  = new IndexWriter(dir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat())));
    addDoc(writer, "aaa bbb");
    writer.close();
    SegmentReader reader = getOnlySegmentReader(DirectoryReader.open(dir));
    TermsEnum terms = reader.fields().terms("content").iterator(null);
    assertNotNull(terms.next());
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    counter = 0;
  }

  public void testSimpleSkip() throws IOException {
    Directory dir = new CountingRAMDirectory(new RAMDirectory());
    IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig( TEST_VERSION_CURRENT, new PayloadAnalyzer()).setCodec(_TestUtil.alwaysPostingsFormat(new Lucene41PostingsFormat())).setMergePolicy(newLogMergePolicy()));
    Term term = new Term("test", "a");
    for (int i = 0; i < 5000; i++) {
      Document d1 = new Document();
      d1.add(newTextField(term.field(), term.text(), Field.Store.NO));
      writer.addDocument(d1);
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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 DirectPostingsFormat(LuceneTestCase.rarely(random) ? 1 : (LuceneTestCase.rarely(random) ? Integer.MAX_VALUE : maxItemsPerBlock),
                                 LuceneTestCase.rarely(random) ? 1 : (LuceneTestCase.rarely(random) ? Integer.MAX_VALUE : lowFreqCutoff)),
        new Pulsing41PostingsFormat(1 + random.nextInt(20), minItemsPerBlock, maxItemsPerBlock),
        // add pulsing again with (usually) different parameters
        new Pulsing41PostingsFormat(1 + random.nextInt(20), minItemsPerBlock, maxItemsPerBlock),
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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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Related Classes of org.apache.lucene.codecs.lucene41.TestBlockPostingsFormat3

  • 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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