Package org.apache.lucene.facet

Examples of org.apache.lucene.facet.FacetsCollector$Docs

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    // NRT open
    TaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);
    taxoWriter.close();

    // Aggregate the facet counts:
    FacetsCollector c = new FacetsCollector();

    // MatchAllDocsQuery is for "browsing" (counts facets
    // for all non-deleted docs in the index); normally
    // you'd use a "normal" query and one of the
    // Facets.search utility methods:
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    // NRT open
    TaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);
    taxoWriter.close();

    FacetsCollector c = new FacetsCollector();
    searcher.search(new MatchAllDocsQuery(), c);   

    TaxonomyFacetSumValueSource facets = new TaxonomyFacetSumValueSource(taxoReader, new FacetsConfig(), c, new IntFieldSource("num"));

    // Ask for top 10 labels for any dims that have counts:
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    // NRT open
    TaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);
    taxoWriter.close();

    FacetsCollector c = new FacetsCollector();
    searcher.search(new MatchAllDocsQuery(), c);   

    TaxonomyFacetSumValueSource facets = new TaxonomyFacetSumValueSource(taxoReader, config, c, new IntFieldSource("num"));

    // Ask for top 10 labels for any dims that have counts:
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    }
   
    DirectoryReader r = DirectoryReader.open(iw, true);
    DirectoryTaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);
   
    FacetsCollector fc = new FacetsCollector(true);
    ConstantScoreQuery csq = new ConstantScoreQuery(new MatchAllDocsQuery());
    csq.setBoost(2.0f);
   
    TopDocs td = FacetsCollector.search(newSearcher(r), csq, 10, fc);
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    }
   
    DirectoryReader r = DirectoryReader.open(iw, true);
    DirectoryTaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);

    FacetsCollector sfc = new FacetsCollector();
    newSearcher(r).search(new MatchAllDocsQuery(), sfc);
    Facets facets = new TaxonomyFacetSumValueSource(taxoReader, config, sfc, new LongFieldSource("price"));
    assertEquals("dim=a path=[] value=10.0 childCount=2\n  1 (6.0)\n  0 (4.0)\n", facets.getTopChildren(10, "a").toString());
   
    IOUtils.close(taxoWriter, iw, taxoReader, taxoDir, r, indexDir);
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      @Override public boolean equals(Object o) { return o == this; }
      @Override public int hashCode() { return System.identityHashCode(this); }
      @Override public String description() { return "score()"; }
    };
   
    FacetsCollector fc = new FacetsCollector(true);
    // score documents by their 'price' field - makes asserting the correct counts for the categories easier
    Query q = new FunctionQuery(new LongFieldSource("price"));
    FacetsCollector.search(newSearcher(r), q, 10, fc);
    Facets facets = new TaxonomyFacetSumValueSource(taxoReader, config, fc, valueSource);
   
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    DirectoryReader r = DirectoryReader.open(iw, true);
    DirectoryTaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);

    ValueSource valueSource = new LongFieldSource("price");
    FacetsCollector sfc = new FacetsCollector();
    newSearcher(r).search(new MatchAllDocsQuery(), sfc);
    Facets facets = new TaxonomyFacetSumValueSource(taxoReader, config, sfc, valueSource);
   
    assertEquals("dim=a path=[] value=10.0 childCount=2\n  1 (6.0)\n  0 (4.0)\n", facets.getTopChildren(10, "a").toString());
   
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    }
   
    DirectoryReader r = DirectoryReader.open(iw, true);
    DirectoryTaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);
   
    FacetsCollector fc = new FacetsCollector(true);
    FacetsCollector.search(newSearcher(r), new MatchAllDocsQuery(), 10, fc);
   
    Facets facets1 = getTaxonomyFacetCounts(taxoReader, config, fc);
    Facets facets2 = new TaxonomyFacetSumValueSource(new DocValuesOrdinalsReader("$b"), taxoReader, config, fc, new TaxonomyFacetSumValueSource.ScoreValueSource());
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    for(int iter=0;iter<iters;iter++) {
      String searchToken = tokens[random().nextInt(tokens.length)];
      if (VERBOSE) {
        System.out.println("\nTEST: iter content=" + searchToken);
      }
      FacetsCollector fc = new FacetsCollector();
      FacetsCollector.search(searcher, new TermQuery(new Term("content", searchToken)), 10, fc);
      Facets facets = new TaxonomyFacetSumValueSource(tr, config, fc, values);

      // Slow, yet hopefully bug-free, faceting:
      @SuppressWarnings({"rawtypes","unchecked"}) Map<String,Float>[] expectedValues = new HashMap[numDims];
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    w.addDocument(doc);

    IndexReader r = w.getReader();
    w.close();

    FacetsCollector fc = new FacetsCollector();
    IndexSearcher s = newSearcher(r);
    s.search(new MatchAllDocsQuery(), fc);

    Facets facets = new LongRangeFacetCounts("field", fc,
        new LongRange("less than 10", 0L, true, 10L, false),
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Related Classes of org.apache.lucene.facet.FacetsCollector$Docs

  • org.apache.lucene.demo.facet.AssociationsFacetsExample
  • org.apache.lucene.demo.facet.DistanceFacetsExample
  • org.apache.lucene.demo.facet.ExpressionAggregationFacetsExample
  • org.apache.lucene.demo.facet.MultiCategoryListsFacetsExample
  • org.apache.lucene.demo.facet.RangeFacetsExample
  • org.apache.lucene.demo.facet.SimpleFacetsExample
  • org.apache.lucene.demo.facet.SimpleSortedSetFacetsExample
  • org.apache.lucene.facet.range.TestRangeFacetCounts
  • org.apache.lucene.facet.sortedset.TestSortedSetDocValuesFacets
  • org.apache.lucene.facet.taxonomy.TestSearcherTaxonomyManager
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