Examples with FacetField org.apache.lucene.facet.FacetField used on opensource projects

Example 26 with FacetField

use of org.apache.lucene.facet.FacetField in project lucene-solr by apache.

the class TestRangeFacetCounts method testMixedRangeAndNonRangeTaxonomy.

/** Tests single request that mixes Range and non-Range
   *  faceting, with DrillSideways and taxonomy. */
public void testMixedRangeAndNonRangeTaxonomy() throws Exception {
    Directory d = newDirectory();
    RandomIndexWriter w = new RandomIndexWriter(random(), d);
    Directory td = newDirectory();
    DirectoryTaxonomyWriter tw = new DirectoryTaxonomyWriter(td, IndexWriterConfig.OpenMode.CREATE);
    FacetsConfig config = new FacetsConfig();
    for (long l = 0; l < 100; l++) {
        Document doc = new Document();
        // For computing range facet counts:
        doc.add(new NumericDocValuesField("field", l));
        // For drill down by numeric range:
        doc.add(new LongPoint("field", l));
        if ((l & 3) == 0) {
            doc.add(new FacetField("dim", "a"));
        } else {
            doc.add(new FacetField("dim", "b"));
        }
        w.addDocument(config.build(tw, doc));
    }
    final IndexReader r = w.getReader();
    final TaxonomyReader tr = new DirectoryTaxonomyReader(tw);
    IndexSearcher s = newSearcher(r, false);
    if (VERBOSE) {
        System.out.println("TEST: searcher=" + s);
    }
    DrillSideways ds = new DrillSideways(s, config, tr) {

        @Override
        protected Facets buildFacetsResult(FacetsCollector drillDowns, FacetsCollector[] drillSideways, String[] drillSidewaysDims) throws IOException {
            FacetsCollector dimFC = drillDowns;
            FacetsCollector fieldFC = drillDowns;
            if (drillSideways != null) {
                for (int i = 0; i < drillSideways.length; i++) {
                    String dim = drillSidewaysDims[i];
                    if (dim.equals("field")) {
                        fieldFC = drillSideways[i];
                    } else {
                        dimFC = drillSideways[i];
                    }
                }
            }
            Map<String, Facets> byDim = new HashMap<>();
            byDim.put("field", new LongRangeFacetCounts("field", fieldFC, new LongRange("less than 10", 0L, true, 10L, false), new LongRange("less than or equal to 10", 0L, true, 10L, true), new LongRange("over 90", 90L, false, 100L, false), new LongRange("90 or above", 90L, true, 100L, false), new LongRange("over 1000", 1000L, false, Long.MAX_VALUE, false)));
            byDim.put("dim", getTaxonomyFacetCounts(taxoReader, config, dimFC));
            return new MultiFacets(byDim, null);
        }

        @Override
        protected boolean scoreSubDocsAtOnce() {
            return random().nextBoolean();
        }
    };
    // First search, no drill downs:
    DrillDownQuery ddq = new DrillDownQuery(config);
    DrillSidewaysResult dsr = ds.search(null, ddq, 10);
    assertEquals(100, dsr.hits.totalHits);
    assertEquals("dim=dim path=[] value=100 childCount=2\n  b (75)\n  a (25)\n", dsr.facets.getTopChildren(10, "dim").toString());
    assertEquals("dim=field path=[] value=21 childCount=5\n  less than 10 (10)\n  less than or equal to 10 (11)\n  over 90 (9)\n  90 or above (10)\n  over 1000 (0)\n", dsr.facets.getTopChildren(10, "field").toString());
    // Second search, drill down on dim=b:
    ddq = new DrillDownQuery(config);
    ddq.add("dim", "b");
    dsr = ds.search(null, ddq, 10);
    assertEquals(75, dsr.hits.totalHits);
    assertEquals("dim=dim path=[] value=100 childCount=2\n  b (75)\n  a (25)\n", dsr.facets.getTopChildren(10, "dim").toString());
    assertEquals("dim=field path=[] value=16 childCount=5\n  less than 10 (7)\n  less than or equal to 10 (8)\n  over 90 (7)\n  90 or above (8)\n  over 1000 (0)\n", dsr.facets.getTopChildren(10, "field").toString());
    // Third search, drill down on "less than or equal to 10":
    ddq = new DrillDownQuery(config);
    ddq.add("field", LongPoint.newRangeQuery("field", 0L, 10L));
    dsr = ds.search(null, ddq, 10);
    assertEquals(11, dsr.hits.totalHits);
    assertEquals("dim=dim path=[] value=11 childCount=2\n  b (8)\n  a (3)\n", dsr.facets.getTopChildren(10, "dim").toString());
    assertEquals("dim=field path=[] value=21 childCount=5\n  less than 10 (10)\n  less than or equal to 10 (11)\n  over 90 (9)\n  90 or above (10)\n  over 1000 (0)\n", dsr.facets.getTopChildren(10, "field").toString());
    w.close();
    IOUtils.close(tw, tr, td, r, d);
}

Example 27 with FacetField

use of org.apache.lucene.facet.FacetField in project lucene-solr by apache.

the class TestTaxonomyFacetSumValueSource method testSumScoreAggregator.

public void testSumScoreAggregator() throws Exception {
    Directory indexDir = newDirectory();
    Directory taxoDir = newDirectory();
    DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
    IndexWriter iw = new IndexWriter(indexDir, newIndexWriterConfig(new MockAnalyzer(random())));
    FacetsConfig config = new FacetsConfig();
    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", Field.Store.NO));
        }
        doc.add(new FacetField("dim", "a"));
        iw.addDocument(config.build(taxoWriter, doc));
    }
    DirectoryReader r = DirectoryReader.open(iw);
    DirectoryTaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);
    FacetsCollector fc = new FacetsCollector(true);
    BoostQuery csq = new BoostQuery(new ConstantScoreQuery(new MatchAllDocsQuery()), 2f);
    TopDocs td = FacetsCollector.search(newSearcher(r), csq, 10, fc);
    Facets facets = new TaxonomyFacetSumValueSource(taxoReader, config, fc, DoubleValuesSource.SCORES);
    int expected = (int) (td.getMaxScore() * td.totalHits);
    assertEquals(expected, facets.getSpecificValue("dim", "a").intValue());
    iw.close();
    IOUtils.close(taxoWriter, taxoReader, taxoDir, r, indexDir);
}

Example 28 with FacetField

use of org.apache.lucene.facet.FacetField in project lucene-solr by apache.

the class TestTaxonomyFacetSumValueSource method testWithScore.

public void testWithScore() throws Exception {
    Directory indexDir = newDirectory();
    Directory taxoDir = newDirectory();
    DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
    IndexWriter iw = new IndexWriter(indexDir, newIndexWriterConfig(new MockAnalyzer(random())));
    FacetsConfig config = new FacetsConfig();
    for (int i = 0; i < 4; i++) {
        Document doc = new Document();
        doc.add(new NumericDocValuesField("price", (i + 1)));
        doc.add(new FacetField("a", Integer.toString(i % 2)));
        iw.addDocument(config.build(taxoWriter, doc));
    }
    DirectoryReader r = DirectoryReader.open(iw);
    DirectoryTaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);
    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, DoubleValuesSource.SCORES);
    assertEquals("dim=a path=[] value=10.0 childCount=2\n  1 (6.0)\n  0 (4.0)\n", facets.getTopChildren(10, "a").toString());
    iw.close();
    IOUtils.close(taxoWriter, taxoReader, taxoDir, r, indexDir);
}

Example 29 with FacetField

use of org.apache.lucene.facet.FacetField in project lucene-solr by apache.

the class TestTaxonomyFacetCounts2 method newCounts.

// initialize expectedCounts w/ 0 for all categories
private static Map<String, Integer> newCounts() {
    Map<String, Integer> counts = new HashMap<>();
    counts.put(CP_A, 0);
    counts.put(CP_B, 0);
    counts.put(CP_C, 0);
    counts.put(CP_D, 0);
    for (FacetField ff : CATEGORIES_A) {
        counts.put(ff.dim + "/" + ff.path[0], 0);
    }
    for (FacetField ff : CATEGORIES_B) {
        counts.put(ff.dim + "/" + ff.path[0], 0);
    }
    for (FacetField ff : CATEGORIES_C) {
        counts.put(ff.dim + "/" + ff.path[0], 0);
    }
    for (FacetField ff : CATEGORIES_D) {
        counts.put(ff.dim + "/" + ff.path[0], 0);
    }
    return counts;
}

Example 30 with FacetField

use of org.apache.lucene.facet.FacetField in project lucene-solr by apache.

the class TestTaxonomyFacetSumValueSource method testWrongIndexFieldName.

public void testWrongIndexFieldName() throws Exception {
    Directory dir = newDirectory();
    Directory taxoDir = newDirectory();
    // Writes facet ords to a separate directory from the
    // main index:
    DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode.CREATE);
    FacetsConfig config = new FacetsConfig();
    config.setIndexFieldName("a", "$facets2");
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    doc.add(new NumericDocValuesField("num", 10));
    doc.add(new FacetField("a", "foo1"));
    writer.addDocument(config.build(taxoWriter, doc));
    // NRT open
    IndexSearcher searcher = newSearcher(writer.getReader());
    writer.close();
    // 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, DoubleValuesSource.fromIntField("num"));
    // Ask for top 10 labels for any dims that have counts:
    List<FacetResult> results = facets.getAllDims(10);
    assertTrue(results.isEmpty());
    expectThrows(IllegalArgumentException.class, () -> {
        facets.getSpecificValue("a");
    });
    expectThrows(IllegalArgumentException.class, () -> {
        facets.getTopChildren(10, "a");
    });
    IOUtils.close(searcher.getIndexReader(), taxoReader, dir, taxoDir);
}