Package org.apache.lucene.facet.index.params

Examples of org.apache.lucene.facet.index.params.DefaultFacetIndexingParams

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   * {@link #addFacetRequest(FacetRequest)} must be called at least once
   * for this faceted search to find any faceted result.
   * @see #addFacetRequest(FacetRequest)
   */
  public FacetSearchParams() {
    this(new DefaultFacetIndexingParams());
  }
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                            DirectoryTaxonomyWriter destTaxWriter) throws IOException {
    // merge the taxonomies
    destTaxWriter.addTaxonomy(srcTaxDir, map);

    PayloadProcessorProvider payloadProcessor = new FacetsPayloadProcessorProvider(
        srcIndexDir, map.getMap(), new DefaultFacetIndexingParams());
    destIndexWriter.setPayloadProcessorProvider(payloadProcessor);

    IndexReader reader = IndexReader.open(srcIndexDir);
    try {
      destIndexWriter.addIndexes(reader);
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    // collect matching documents into a collector
    TopScoreDocCollector topDocsCollector = TopScoreDocCollector.create(10, true);

    if (indexingParams == null) {
      indexingParams = new DefaultFacetIndexingParams();
    }
   
    // Faceted search parameters indicate which facets are we interested in
    FacetSearchParams facetSearchParams = new FacetSearchParams(indexingParams);
   
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                            DirectoryTaxonomyWriter destTaxWriter) throws IOException {
    // merge the taxonomies
    destTaxWriter.addTaxonomies(new Directory[] { srcTaxDir }, new OrdinalMap[] { map });

    PayloadProcessorProvider payloadProcessor = new FacetsPayloadProcessorProvider(
        srcIndexDir, map.getMap(), new DefaultFacetIndexingParams());
    destIndexWriter.setPayloadProcessorProvider(payloadProcessor);

    IndexReader reader = IndexReader.open(srcIndexDir);
    try {
      destIndexWriter.addIndexes(reader);
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  @Test
  public void testTokensDefaultParams() throws IOException {
    Directory directory = newDirectory();
    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(
        directory);
    DefaultFacetIndexingParams indexingParams = new DefaultFacetIndexingParams();
    CategoryTokenizer tokenizer = new CategoryTokenizer(
        new CategoryAttributesStream(categoryContainer),
        indexingParams);

    // count the number of tokens
    Set<String> categoryTerms = new HashSet<String>();
    for (int i = 0; i < initialCatgeories.length; i++) {
      categoryTerms.add(initialCatgeories[i]
          .toString(indexingParams.getFacetDelimChar()));
    }

    int nTokens;
    for (nTokens = 0; tokenizer.incrementToken(); nTokens++) {
      if (!categoryTerms.remove(tokenizer.termAttribute.toString())) {
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    List<CategoryPath> longCategory = new ArrayList<CategoryPath>();
    longCategory.add(new CategoryPath("one", "two", "three", "four",
        "five", "six", "seven"));

    DefaultFacetIndexingParams indexingParams = new DefaultFacetIndexingParams();
    CategoryTokenizer tokenizer = new CategoryTokenizer(
        new CategoryAttributesStream(new CategoryAttributesIterable(
            longCategory)), indexingParams);

    // count the number of tokens
    String categoryTerm = longCategory.get(0).toString(
        indexingParams.getFacetDelimChar());

    assertTrue("Missing token", tokenizer.incrementToken());
    if (!categoryTerm.equals(tokenizer.termAttribute.toString())) {
      fail("Unexpected term: " + tokenizer.termAttribute.toString());
    }
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    Directory directory = newDirectory();
    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(
        directory);
    CategoryParentsStream stream = new CategoryParentsStream(
        new CategoryAttributesStream(categoryContainer),
        taxonomyWriter, new DefaultFacetIndexingParams());

    // count the number of tokens
    int nTokens;
    for (nTokens = 0; stream.incrementToken(); nTokens++) {
    }
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  @Test
  public void testStreamNonTopLevelParams() throws IOException {
    Directory directory = newDirectory();
    final TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(
        directory);
    FacetIndexingParams indexingParams = new DefaultFacetIndexingParams() {
      @Override
      protected OrdinalPolicy fixedOrdinalPolicy() {
        return new NonTopLevelOrdinalPolicy();
      }
      @Override
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  public void testNoRetainableAttributes() throws IOException, FacetException {
    Directory directory = newDirectory();
    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(directory);

    new CategoryParentsStream(new CategoryAttributesStream(categoryContainer),
        taxonomyWriter, new DefaultFacetIndexingParams());

    // add DummyAttribute, but do not retain, only one expected
    categoryContainer.addCategory(initialCatgeories[0], new DummyProperty());

    CategoryParentsStream stream = new CategoryParentsStream(new CategoryAttributesStream(
        categoryContainer), taxonomyWriter,
        new DefaultFacetIndexingParams());

    int nAttributes = 0;
    while (stream.incrementToken()) {
      if (stream.categoryAttribute.getProperty(DummyProperty.class) != null) {
        nAttributes++;
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  public void testRetainableAttributes() throws IOException, FacetException {
    Directory directory = newDirectory();
    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(
        directory);

    FacetIndexingParams indexingParams = new DefaultFacetIndexingParams();
    new CategoryParentsStream(new CategoryAttributesStream(
        categoryContainer), taxonomyWriter, indexingParams);

    // add DummyAttribute and retain it, three expected
    categoryContainer.clear();
    categoryContainer
        .addCategory(initialCatgeories[0], new DummyProperty());
    CategoryParentsStream stream = new CategoryParentsStream(
        new CategoryAttributesStream(categoryContainer),
        taxonomyWriter, new DefaultFacetIndexingParams());
    stream.addRetainableProperty(DummyProperty.class);

    MyCategoryListTokenizer tokenizer = new MyCategoryListTokenizer(stream,
        indexingParams);
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Related Classes of org.apache.lucene.facet.index.params.DefaultFacetIndexingParams

  • org.apache.lucene.facet.example.merge.TaxonomyMergeUtils
  • org.apache.lucene.facet.example.simple.SimpleSearcher
  • org.apache.lucene.facet.FacetTestBase
  • org.apache.lucene.facet.index.CategoryDocumentBuilder
  • org.apache.lucene.facet.index.categorypolicy.DefaultOrdinalPolicy
  • org.apache.lucene.facet.index.categorypolicy.DefaultPathPolicy
  • org.apache.lucene.facet.index.params.DefaultFacetIndexingParamsTest
  • org.apache.lucene.facet.index.streaming.CategoryParentsStreamTest
  • org.apache.lucene.facet.index.streaming.CategoryTokenizerTest
  • org.apache.lucene.facet.search.params.FacetSearchParams
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