Package org.apache.lucene.facet.taxonomy

Examples of org.apache.lucene.facet.taxonomy.TaxonomyFacetSumIntAssociations

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    // MatchAllDocsQuery is for "browsing" (counts facets
    // for all non-deleted docs in the index); normally
    // you'd use a "normal" query:
    FacetsCollector.search(searcher, new MatchAllDocsQuery(), 10, fc);
   
    Facets tags = new TaxonomyFacetSumIntAssociations("$tags", taxoReader, config, fc);
    Facets genre = new TaxonomyFacetSumFloatAssociations("$genre", taxoReader, config, fc);

    // Retrieve results
    List<FacetResult> results = new ArrayList<FacetResult>();
    results.add(tags.getTopChildren(10, "tags"));
    results.add(genre.getTopChildren(10, "genre"));

    indexReader.close();
    taxoReader.close();
   
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    FacetsCollector fc = new FacetsCollector();
   
    IndexSearcher searcher = newSearcher(reader);
    searcher.search(new MatchAllDocsQuery(), fc);

    Facets facets = new TaxonomyFacetSumIntAssociations("$facets.int", taxoReader, config, fc);
    assertEquals("dim=int path=[] value=-1 childCount=2\n  a (200)\n  b (150)\n", facets.getTopChildren(10, "int").toString());
    assertEquals("Wrong count for category 'a'!", 200, facets.getSpecificValue("int", "a").intValue());
    assertEquals("Wrong count for category 'b'!", 150, facets.getSpecificValue("int", "b").intValue());
  }
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    Facets facets = new TaxonomyFacetSumFloatAssociations("$facets.float", taxoReader, config, fc);
    assertEquals("Wrong count for category 'a'!", 50f, facets.getSpecificValue("float", "a").floatValue(), 0.00001);
    assertEquals("Wrong count for category 'b'!", 10f, facets.getSpecificValue("float", "b").floatValue(), 0.00001);
   
    facets = new TaxonomyFacetSumIntAssociations("$facets.int", taxoReader, config, fc);
    assertEquals("Wrong count for category 'a'!", 200, facets.getSpecificValue("int", "a").intValue());
    assertEquals("Wrong count for category 'b'!", 150, facets.getSpecificValue("int", "b").intValue());
  }
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    IndexSearcher searcher = newSearcher(reader);
    DrillDownQuery q = new DrillDownQuery(config);
    q.add("int", "b");
    searcher.search(q, fc);

    Facets facets = new TaxonomyFacetSumIntAssociations("$facets.int", taxoReader, config, fc);
    assertEquals("dim=int path=[] value=-1 childCount=2\n  b (150)\n  a (100)\n", facets.getTopChildren(10, "int").toString());
    assertEquals("Wrong count for category 'a'!", 100, facets.getSpecificValue("int", "a").intValue());
    assertEquals("Wrong count for category 'b'!", 150, facets.getSpecificValue("int", "b").intValue());
  }
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    // MatchAllDocsQuery is for "browsing" (counts facets
    // for all non-deleted docs in the index); normally
    // you'd use a "normal" query:
    FacetsCollector.search(searcher, new MatchAllDocsQuery(), 10, fc);
   
    Facets tags = new TaxonomyFacetSumIntAssociations("$tags", taxoReader, config, fc);
    Facets genre = new TaxonomyFacetSumFloatAssociations("$genre", taxoReader, config, fc);

    // Retrieve results
    List<FacetResult> results = new ArrayList<>();
    results.add(tags.getTopChildren(10, "tags"));
    results.add(genre.getTopChildren(10, "genre"));

    indexReader.close();
    taxoReader.close();
   
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Related Classes of org.apache.lucene.facet.taxonomy.TaxonomyFacetSumIntAssociations

  • org.apache.lucene.demo.facet.AssociationsFacetsExample
  • org.apache.lucene.facet.taxonomy.TestTaxonomyFacetAssociations
  • org.apache.lucene.index.BinaryDocValues
  • org.apache.lucene.search.DocIdSetIterator
  • org.apache.lucene.util.BytesRef
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