Package org.apache.lucene.document

Examples of org.apache.lucene.document.NumericDocValuesField

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    sorter = new NumericDocValuesSorter("ndv1");
  }

  private Document randomDocument() {
    final Document doc = new Document();
    doc.add(new NumericDocValuesField("ndv1", random().nextInt(10)));
    doc.add(new NumericDocValuesField("ndv2", random().nextInt(10)));
    doc.add(new StringField("s", RandomPicks.randomFrom(random(), terms), Store.YES));
    return doc;
  }
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    final int numParents = atLeast(200);
    IndexWriterConfig cfg = newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
    cfg.setMergePolicy(newLogMergePolicy());
    final RandomIndexWriter writer = new RandomIndexWriter(random(), newDirectory(), cfg);
    final Document parentDoc = new Document();
    final NumericDocValuesField parentVal = new NumericDocValuesField("parent_val", 0L);
    parentDoc.add(parentVal);
    final StringField parent = new StringField("parent", "true", Store.YES);
    parentDoc.add(parent);
    for (int i = 0; i < numParents; ++i) {
      List<Document> documents = new ArrayList<Document>();
      final int numChildren = random().nextInt(10);
      for (int j = 0; j < numChildren; ++j) {
        final Document childDoc = new Document();
        childDoc.add(new NumericDocValuesField("child_val", random().nextInt(5)));
        documents.add(childDoc);
      }
      parentVal.setLongValue(random().nextInt(50));
      documents.add(parentDoc);
      writer.addDocuments(documents);
    }
    writer.forceMerge(1);
    final DirectoryReader indexReader = writer.getReader();
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      Field textDVField = new BinaryDocValuesField(TEXT_FIELD_NAME, new BytesRef());
      doc.add(textDVField);

      // TODO: use threads...?
      Field weightField = new NumericDocValuesField("weight", 0);
      doc.add(weightField);

      Field payloadField;
      if (iter.hasPayloads()) {
        payloadField = new BinaryDocValuesField("payloads", new BytesRef());
        doc.add(payloadField);
      } else {
        payloadField = null;
      }

      //long t0 = System.nanoTime();
      while ((text = iter.next()) != null) {
        String textString = text.utf8ToString();
        textField.setStringValue(textString);
        textGramField.setStringValue(textString);
        textDVField.setBytesValue(text);
        weightField.setLongValue(iter.weight());
        if (iter.hasPayloads()) {
          payloadField.setBytesValue(iter.payload());
        }
        w.addDocument(doc);
      }
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    final int uniqueValueCount = _TestUtil.nextInt(random(), 1, 256);
    final List<Long> values = new ArrayList<Long>();

    final Document doc = new Document();
    final NumericDocValuesField dvf = new NumericDocValuesField("dv", 0);
    doc.add(dvf);
    for (int i = 0; i < 300; ++i) {
      final long value;
      if (values.size() < uniqueValueCount) {
        value = random().nextLong();
        values.add(value);
      } else {
        value = RandomPicks.randomFrom(random(), values);
      }
      dvf.setLongValue(value);
      iwriter.addDocument(doc);
    }
    iwriter.forceMerge(1);
    final long size1 = dirSize(dir);
    for (int i = 0; i < 20; ++i) {
      dvf.setLongValue(RandomPicks.randomFrom(random(), values));
      iwriter.addDocument(doc);
    }
    iwriter.forceMerge(1);
    final long size2 = dirSize(dir);
    // make sure the new longs did not cost 8 bytes each
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    final long base = 13; // prime
    final long day = 1000L * 60 * 60 * 24;

    final Document doc = new Document();
    final NumericDocValuesField dvf = new NumericDocValuesField("dv", 0);
    doc.add(dvf);
    for (int i = 0; i < 300; ++i) {
      dvf.setLongValue(base + random().nextInt(1000) * day);
      iwriter.addDocument(doc);
    }
    iwriter.forceMerge(1);
    final long size1 = dirSize(dir);
    for (int i = 0; i < 50; ++i) {
      dvf.setLongValue(base + random().nextInt(1000) * day);
      iwriter.addDocument(doc);
    }
    iwriter.forceMerge(1);
    final long size2 = dirSize(dir);
    // make sure the new longs costed less than if they had only been packed
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    final Directory dir = new RAMDirectory();
    final IndexWriterConfig iwc = new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
    final IndexWriter iwriter = new IndexWriter(dir, iwc);

    final Document doc = new Document();
    final NumericDocValuesField dvf = new NumericDocValuesField("dv", 0);
    doc.add(dvf);
    for (int i = 0; i < 20000; ++i) {
      dvf.setLongValue(i & 1023);
      iwriter.addDocument(doc);
    }
    iwriter.forceMerge(1);
    final long size1 = dirSize(dir);
    dvf.setLongValue(Long.MAX_VALUE);
    iwriter.addDocument(doc);
    iwriter.forceMerge(1);
    final long size2 = dirSize(dir);
    // make sure the new value did not grow the bpv for every other value
    assertTrue(size2 < size1 + (20000 * (63 - 10)) / 8);
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    String longTerm = "longtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongtermlongterm";
    String text = "This is the text to be indexed. " + longTerm;
    doc.add(newTextField("fieldname", text, Field.Store.YES));
    doc.add(new BinaryDocValuesField("dv1", new BytesRef("hello world")));
    doc.add(new SortedDocValuesField("dv2", new BytesRef("hello hello")));
    doc.add(new NumericDocValuesField("dv3", 5));
    iwriter.addDocument(doc);
    iwriter.close();
   
    // Now search the index:
    IndexReader ireader = DirectoryReader.open(directory); // read-only=true
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    Directory directory = newDirectory();
    IndexWriterConfig conf = newIndexWriterConfig(TEST_VERSION_CURRENT, analyzer);
    conf.setMergePolicy(newLogMergePolicy());
    RandomIndexWriter iwriter = new RandomIndexWriter(random(), directory, conf);
    Document doc = new Document();
    doc.add(new NumericDocValuesField("dv", 1));
    iwriter.addDocument(doc);
    doc = new Document();
    doc.add(new NumericDocValuesField("dv", 2));
    iwriter.addDocument(doc);
    iwriter.forceMerge(1);
    iwriter.close();
   
    // Now search the index:
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    IndexWriterConfig conf = newIndexWriterConfig(TEST_VERSION_CURRENT, analyzer);
    conf.setMergePolicy(newLogMergePolicy());
    RandomIndexWriter iwriter = new RandomIndexWriter(random(), directory, conf);
    Document doc = new Document();
    doc.add(newField("id", "0", StringField.TYPE_STORED));
    doc.add(new NumericDocValuesField("dv", -10));
    iwriter.addDocument(doc);
    iwriter.commit();
    doc = new Document();
    doc.add(newField("id", "1", StringField.TYPE_STORED));
    doc.add(new NumericDocValuesField("dv", 99));
    iwriter.addDocument(doc);
    iwriter.forceMerge(1);
    iwriter.close();
   
    // Now search the index:
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    Directory directory = newDirectory();
    IndexWriterConfig conf = newIndexWriterConfig(TEST_VERSION_CURRENT, analyzer);
    conf.setMergePolicy(newLogMergePolicy());
    RandomIndexWriter iwriter = new RandomIndexWriter(random(), directory, conf);
    Document doc = new Document();
    doc.add(new NumericDocValuesField("dv", Long.MIN_VALUE));
    iwriter.addDocument(doc);
    doc = new Document();
    doc.add(new NumericDocValuesField("dv", Long.MAX_VALUE));
    iwriter.addDocument(doc);
    iwriter.forceMerge(1);
    iwriter.close();
   
    // Now search the index:
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