Examples of FacetFields

org.apache.lucene.facet.index.FacetFields
A utility class for adding facet fields to a document. Usually one field will be added for all facets, however per the {@link FacetIndexingParams#getCategoryListParams(CategoryPath)}, one field may be added for every group of facets. @lucene.experimental

Examples of org.apache.lucene.facet.index.FacetFields

    searcher.search(q, MultiCollector.wrap(topDocsCollector, facetsCollector));
    return facetsCollector;
  }


  private void seedIndex(RandomIndexWriter iw, TaxonomyWriter tw, FacetIndexingParams iParams) throws IOException {
    FacetFields facetFields = new FacetFields(tw, iParams);
    for (CategoryPath cp : CATEGORIES) {
      Document doc = new Document();
      facetFields.addFields(doc, Collections.singletonList(cp));
      doc.add(new TextField("content", "alpha", Field.Store.YES));
      iw.addDocument(doc);
    }
  }

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Examples of org.apache.lucene.facet.index.FacetFields

    Directory taxoDir = newDirectory();


    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(taxoDir);
    IndexWriter iw = new IndexWriter(indexDir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())));


    FacetFields facetFields = new FacetFields(taxonomyWriter);
    for (int i = 0; i < 4; i++) {
      Document doc = new Document();
      doc.add(new NumericDocValuesField("price", (i+1)));
      facetFields.addFields(doc, Collections.singletonList(new CategoryPath("a", Integer.toString(i % 2))));
      iw.addDocument(doc);
    }
    
    taxonomyWriter.close();
    iw.close();

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Examples of org.apache.lucene.facet.index.FacetFields

    Directory taxoDir = newDirectory();


    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(taxoDir);
    IndexWriter iw = new IndexWriter(indexDir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())));


    FacetFields facetFields = new FacetFields(taxonomyWriter);
    for (int i = 0; i < 4; i++) {
      Document doc = new Document();
      doc.add(new NumericDocValuesField("price", (i+1)));
      facetFields.addFields(doc, Collections.singletonList(new CategoryPath("a", Integer.toString(i % 2))));
      iw.addDocument(doc);
    }
    
    taxonomyWriter.close();
    iw.close();

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Examples of org.apache.lucene.facet.index.FacetFields

      @Override
      public OrdinalPolicy getOrdinalPolicy(String dimension) {
        return OrdinalPolicy.NO_PARENTS;
      }
    });
    FacetFields facetFields = new FacetFields(taxonomyWriter, fip);
    for (int i = 0; i < 4; i++) {
      Document doc = new Document();
      doc.add(new NumericDocValuesField("price", (i+1)));
      facetFields.addFields(doc, Collections.singletonList(new CategoryPath("a", Integer.toString(i % 2), "1")));
      iw.addDocument(doc);
    }
    
    taxonomyWriter.close();
    iw.close();

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Examples of org.apache.lucene.facet.index.FacetFields

  }


  private void prvt_add(FacetIndexingParams iParams, RandomIndexWriter iw,
      TaxonomyWriter tw, String... strings) throws IOException {
    Document d = new Document();
    FacetFields facetFields = new FacetFields(tw, iParams);
    facetFields.addFields(d, Collections.singletonList(new CategoryPath(strings)));
    d.add(new TextField("content", "alpha", Field.Store.YES));
    iw.addDocument(d);
  }

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Examples of org.apache.lucene.facet.index.FacetFields

    Directory taxoDir = newDirectory();


    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(taxoDir);
    IndexWriter iw = new IndexWriter(indexDir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())));


    FacetFields facetFields = new FacetFields(taxonomyWriter);
    for(int i = atLeast(30); i > 0; --i) {
      Document doc = new Document();
      if (random().nextBoolean()) { // don't match all documents
        doc.add(new StringField("f", "v", Store.NO));
      }
      facetFields.addFields(doc, Collections.singletonList(new CategoryPath("a")));
      iw.addDocument(doc);
    }
    
    taxonomyWriter.close();
    iw.close();

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Examples of org.apache.lucene.facet.index.FacetFields

    
    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(taxoDir);
    IndexWriter iw = new IndexWriter(indexDir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())));
    FacetIndexingParams fip = new PerDimensionIndexingParams(Collections.singletonMap(new CategoryPath("b"), new CategoryListParams("$b")));
    
    FacetFields facetFields = new FacetFields(taxonomyWriter, fip);
    for(int i = atLeast(30); i > 0; --i) {
      Document doc = new Document();
      doc.add(new StringField("f", "v", Store.NO));
      List<CategoryPath> cats = new ArrayList<CategoryPath>();
      cats.add(new CategoryPath("a"));
      cats.add(new CategoryPath("b"));
      facetFields.addFields(doc, cats);
      iw.addDocument(doc);
    }
    
    taxonomyWriter.close();
    iw.close();

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Examples of org.apache.lucene.facet.index.FacetFields

    
    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(taxoDir);
    IndexWriter iw = new IndexWriter(indexDir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())));
    FacetIndexingParams fip = new PerDimensionIndexingParams(Collections.singletonMap(new CategoryPath("b"), new CategoryListParams("$b")));
    
    FacetFields facetFields = new FacetFields(taxonomyWriter, fip);
    for(int i = atLeast(30); i > 0; --i) {
      Document doc = new Document();
      doc.add(new StringField("f", "v", Store.NO));
      List<CategoryPath> cats = new ArrayList<CategoryPath>();
      cats.add(new CategoryPath("a"));
      cats.add(new CategoryPath("b"));
      facetFields.addFields(doc, cats);
      iw.addDocument(doc);
    }
    
    taxonomyWriter.close();
    iw.close();

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Examples of org.apache.lucene.facet.index.FacetFields

    Directory taxoDir = newDirectory();
    
    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(taxoDir);
    IndexWriter iw = new IndexWriter(indexDir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())));
    
    FacetFields facetFields = new FacetFields(taxonomyWriter);
    for(int i = atLeast(30); i > 0; --i) {
      Document doc = new Document();
      facetFields.addFields(doc, Arrays.asList(new CategoryPath("a"), new CategoryPath("b")));
      iw.addDocument(doc);
    }
    
    taxonomyWriter.close();
    iw.close();

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Examples of org.apache.lucene.facet.index.FacetFields

    Directory taxoDir = newDirectory();
    
    TaxonomyWriter taxonomyWriter = new DirectoryTaxonomyWriter(taxoDir);
    IndexWriter iw = new IndexWriter(indexDir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())));
    
    FacetFields facetFields = new FacetFields(taxonomyWriter);
    Document doc = new Document();
    facetFields.addFields(doc, Arrays.asList(new CategoryPath("a/1", '/'), new CategoryPath("b/1", '/')));
    iw.addDocument(doc);
    taxonomyWriter.close();
    iw.close();
    
    DirectoryReader r = DirectoryReader.open(indexDir);

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