Package org.apache.lucene.search

Examples of org.apache.lucene.search.TopScoreDocCollector

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        final Index index = getConfig().getIndexManager().get( org.uberfire.metadata.io.KObjectUtil.toKCluster( basePath.getFileSystem() ) );

        //Test Scenarios using org.drools.workbench.screens.testscenario.backend.server.indexing.classes.Applicant
        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.testscenario.backend.server.indexing.classes.Applicant" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 2,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
                results.add( KObjectUtil.toKObject( searcher.doc( hits[ i ].doc ) ) );
            }
            assertContains( results,
                            path1 );
            assertContains( results,
                            path2 );

            ( (LuceneIndex) index ).nrtRelease( searcher );
        }

        //Test Scenarios using org.drools.workbench.screens.testscenario.backend.server.indexing.classes.Mortgage
        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.testscenario.backend.server.indexing.classes.Mortgage" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
                results.add( KObjectUtil.toKObject( searcher.doc( hits[ i ].doc ) ) );
            }
            assertContains( results,
                            path1 );

            ( (LuceneIndex) index ).nrtRelease( searcher );
        }

        //Test Scenarios using org.drools.workbench.screens.testscenario.backend.server.indexing.classes.Mortgage#amount
        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.testscenario.backend.server.indexing.classes.Mortgage" ) ).addTerm( new ValueFieldIndexTerm( "amount" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
                results.add( KObjectUtil.toKObject( searcher.doc( hits[ i ].doc ) ) );
            }
            assertContains( results,
                            path1 );

            ( (LuceneIndex) index ).nrtRelease( searcher );
        }

        //Test Scenarios using java.lang.Integer
        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "java.lang.Integer" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 2,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
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        final Index index = getConfig().getIndexManager().get( org.uberfire.metadata.io.KObjectUtil.toKCluster( basePath.getFileSystem() ) );

        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.guided.dtable.backend.server.indexing.classes.Applicant" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
                results.add( KObjectUtil.toKObject( searcher.doc( hits[ i ].doc ) ) );
            }
            assertContains( results,
                            path );

            ( (LuceneIndex) index ).nrtRelease( searcher );
        }

        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.guided.dtable.backend.server.indexing.classes.Mortgage" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
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        final Index index = getConfig().getIndexManager().get( org.uberfire.metadata.io.KObjectUtil.toKCluster( basePath.getFileSystem() ) );

        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.guided.dtable.backend.server.indexing.classes.Applicant" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
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        final Index index = getConfig().getIndexManager().get( org.uberfire.metadata.io.KObjectUtil.toKCluster( basePath.getFileSystem() ) );

        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueRuleAttributeIndexTerm( "ruleflow-group" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
                results.add( KObjectUtil.toKObject( searcher.doc( hits[ i ].doc ) ) );
            }
            assertContains( results,
                            path );

            ( (LuceneIndex) index ).nrtRelease( searcher );
        }

        //Decision Table defining a RuleFlow-Group named myRuleFlowGroup. This should match dtable1.gdst
        //This checks whether there is a Rule Attribute "ruleflow-group" and its Value is "myRuleflowGroup"
        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueRuleAttributeIndexTerm( "ruleflow-group" ) ).addTerm( new ValueRuleAttributeValueIndexTerm( "myRuleFlowGroup" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
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        final Index index = getConfig().getIndexManager().get( org.uberfire.metadata.io.KObjectUtil.toKCluster( basePath.getFileSystem() ) );

        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.guided.dtable.backend.server.indexing.classes.Applicant" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
                results.add( KObjectUtil.toKObject( searcher.doc( hits[ i ].doc ) ) );
            }
            assertContains( results,
                            path );

            ( (LuceneIndex) index ).nrtRelease( searcher );
        }

        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.guided.dtable.backend.server.indexing.classes.Mortgage" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
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        final Index index = getConfig().getIndexManager().get( org.uberfire.metadata.io.KObjectUtil.toKCluster( basePath.getFileSystem() ) );

        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.guided.dtable.backend.server.indexing.classes.Applicant" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
                results.add( KObjectUtil.toKObject( searcher.doc( hits[ i ].doc ) ) );
            }
            assertContains( results,
                            path );

            ( (LuceneIndex) index ).nrtRelease( searcher );
        }

        {
            final IndexSearcher searcher = ( (LuceneIndex) index ).nrtSearcher();
            final TopScoreDocCollector collector = TopScoreDocCollector.create( 10,
                                                                                true );
            final Query query = new QueryBuilder().addTerm( new ValueTypeIndexTerm( "org.drools.workbench.screens.guided.dtable.backend.server.indexing.classes.Mortgage" ) ).build();

            searcher.search( query,
                             collector );
            final ScoreDoc[] hits = collector.topDocs().scoreDocs;
            assertEquals( 1,
                          hits.length );

            final List<KObject> results = new ArrayList<KObject>();
            for ( int i = 0; i < hits.length; i++ ) {
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    int limit = searcher.getIndexReader().maxDoc();
    if (limit == 0) {
      limit = 1; // the collector does not alow numHits = 0
    }
    topN = Math.min(topN, limit);
    TopScoreDocCollector hitCollector = TopScoreDocCollector.create(topN, after, true);
    DrillSidewaysResult r = search(query, hitCollector);
    return new DrillSidewaysResult(r.facets, hitCollector.topDocs());
  }
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          System.out.println("joinQuery=" + joinQuery);
        }

        // Need to know all documents that have matches. TopDocs doesn't give me that and then I'd be also testing TopDocsCollector...
        final FixedBitSet actualResult = new FixedBitSet(indexSearcher.getIndexReader().maxDoc());
        final TopScoreDocCollector topScoreDocCollector = TopScoreDocCollector.create(10, false);
        indexSearcher.search(joinQuery, new Collector() {

          int docBase;

          @Override
          public void collect(int doc) throws IOException {
            actualResult.set(doc + docBase);
            topScoreDocCollector.collect(doc);
          }

          @Override
          public void setNextReader(AtomicReaderContext context) {
            docBase = context.docBase;
            topScoreDocCollector.setNextReader(context);
          }

          @Override
          public void setScorer(Scorer scorer) throws IOException {
            topScoreDocCollector.setScorer(scorer);
          }

          @Override
          public boolean acceptsDocsOutOfOrder() {
            return scoreDocsInOrder;
          }
        });
        // Asserting bit set...
        if (VERBOSE) {
          System.out.println("expected cardinality:" + expectedResult.cardinality());
          DocIdSetIterator iterator = expectedResult.iterator();
          for (int doc = iterator.nextDoc(); doc != DocIdSetIterator.NO_MORE_DOCS; doc = iterator.nextDoc()) {
            System.out.println(String.format(Locale.ROOT, "Expected doc[%d] with id value %s", doc, indexSearcher.doc(doc).get("id")));
          }
          System.out.println("actual cardinality:" + actualResult.cardinality());
          iterator = actualResult.iterator();
          for (int doc = iterator.nextDoc(); doc != DocIdSetIterator.NO_MORE_DOCS; doc = iterator.nextDoc()) {
            System.out.println(String.format(Locale.ROOT, "Actual doc[%d] with id value %s", doc, indexSearcher.doc(doc).get("id")));
          }
        }
        assertEquals(expectedResult, actualResult);

        // Asserting TopDocs...
        TopDocs expectedTopDocs = createExpectedTopDocs(randomValue, from, scoreMode, context);
        TopDocs actualTopDocs = topScoreDocCollector.topDocs();
        assertEquals(expectedTopDocs.totalHits, actualTopDocs.totalHits);
        assertEquals(expectedTopDocs.scoreDocs.length, actualTopDocs.scoreDocs.length);
        if (scoreMode == ScoreMode.None) {
          continue;
        }
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        QueryParser parser = new QueryParser(Version.LUCENE_35, "content", analyzer);
        Query query = parser.parse(queryLine);
        combQuery.add(query, BooleanClause.Occur.MUST);

        TopScoreDocCollector collector = TopScoreDocCollector.create(10, false);
        searcher.search(combQuery, collector);

        assertEquals("Only 1 result expected from the testdata", 1, collector.getTotalHits());
    }
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        }
        searcher.setDefaultFieldSortScoring(true, true);
        TopFieldDocs topFieldDocs = searcher.search(booleanQuery, null, to, sort);
        hits = topFieldDocs.scoreDocs;
      } else {
        TopScoreDocCollector collector = TopScoreDocCollector.create(to, true);
        searcher.search(booleanQuery, collector);
        hits = collector.topDocs().scoreDocs;
      }
    } catch (IOException ex) {
      throw new RuntimeException(ex);
    }
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