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Example 36 with IndexSearcher

use of org.apache.lucene.search.IndexSearcher in project elasticsearch by elastic.

the class CandidateQueryTests method testDuel.

public void testDuel() throws Exception {
    List<Function<String, Query>> queryFunctions = new ArrayList<>();
    queryFunctions.add((id) -> new PrefixQuery(new Term("field", id)));
    queryFunctions.add((id) -> new WildcardQuery(new Term("field", id + "*")));
    queryFunctions.add((id) -> new CustomQuery(new Term("field", id)));
    queryFunctions.add((id) -> new SpanTermQuery(new Term("field", id)));
    queryFunctions.add((id) -> new TermQuery(new Term("field", id)));
    queryFunctions.add((id) -> {
        BooleanQuery.Builder builder = new BooleanQuery.Builder();
        return builder.build();
    });
    queryFunctions.add((id) -> {
        BooleanQuery.Builder builder = new BooleanQuery.Builder();
        builder.add(new TermQuery(new Term("field", id)), BooleanClause.Occur.MUST);
        if (randomBoolean()) {
            builder.add(new MatchNoDocsQuery("no reason"), BooleanClause.Occur.MUST_NOT);
        }
        if (randomBoolean()) {
            builder.add(new CustomQuery(new Term("field", id)), BooleanClause.Occur.MUST);
        }
        return builder.build();
    });
    queryFunctions.add((id) -> {
        BooleanQuery.Builder builder = new BooleanQuery.Builder();
        builder.add(new TermQuery(new Term("field", id)), BooleanClause.Occur.SHOULD);
        if (randomBoolean()) {
            builder.add(new MatchNoDocsQuery("no reason"), BooleanClause.Occur.MUST_NOT);
        }
        if (randomBoolean()) {
            builder.add(new CustomQuery(new Term("field", id)), BooleanClause.Occur.SHOULD);
        }
        return builder.build();
    });
    queryFunctions.add((id) -> {
        BooleanQuery.Builder builder = new BooleanQuery.Builder();
        builder.add(new MatchAllDocsQuery(), BooleanClause.Occur.MUST);
        builder.add(new MatchAllDocsQuery(), BooleanClause.Occur.MUST);
        if (randomBoolean()) {
            builder.add(new MatchNoDocsQuery("no reason"), BooleanClause.Occur.MUST_NOT);
        }
        return builder.build();
    });
    queryFunctions.add((id) -> {
        BooleanQuery.Builder builder = new BooleanQuery.Builder();
        builder.add(new MatchAllDocsQuery(), BooleanClause.Occur.SHOULD);
        builder.add(new MatchAllDocsQuery(), BooleanClause.Occur.SHOULD);
        if (randomBoolean()) {
            builder.add(new MatchNoDocsQuery("no reason"), BooleanClause.Occur.MUST_NOT);
        }
        return builder.build();
    });
    queryFunctions.add((id) -> {
        BooleanQuery.Builder builder = new BooleanQuery.Builder();
        builder.setMinimumNumberShouldMatch(randomIntBetween(0, 4));
        builder.add(new TermQuery(new Term("field", id)), BooleanClause.Occur.SHOULD);
        builder.add(new CustomQuery(new Term("field", id)), BooleanClause.Occur.SHOULD);
        return builder.build();
    });
    queryFunctions.add((id) -> new MatchAllDocsQuery());
    queryFunctions.add((id) -> new MatchNoDocsQuery("no reason at all"));
    int numDocs = randomIntBetween(queryFunctions.size(), queryFunctions.size() * 3);
    List<ParseContext.Document> documents = new ArrayList<>();
    for (int i = 0; i < numDocs; i++) {
        String id = Integer.toString(i);
        Query query = queryFunctions.get(i % queryFunctions.size()).apply(id);
        addQuery(query, documents);
    }
    indexWriter.addDocuments(documents);
    indexWriter.close();
    directoryReader = DirectoryReader.open(directory);
    IndexSearcher shardSearcher = newSearcher(directoryReader);
    // Disable query cache, because ControlQuery cannot be cached...
    shardSearcher.setQueryCache(null);
    for (int i = 0; i < numDocs; i++) {
        String id = Integer.toString(i);
        Iterable<? extends IndexableField> doc = Collections.singleton(new StringField("field", id, Field.Store.NO));
        MemoryIndex memoryIndex = MemoryIndex.fromDocument(doc, new WhitespaceAnalyzer());
        duelRun(queryStore, memoryIndex, shardSearcher);
    }
    Iterable<? extends IndexableField> doc = Collections.singleton(new StringField("field", "value", Field.Store.NO));
    MemoryIndex memoryIndex = MemoryIndex.fromDocument(doc, new WhitespaceAnalyzer());
    duelRun(queryStore, memoryIndex, shardSearcher);
    // Empty percolator doc:
    memoryIndex = new MemoryIndex();
    duelRun(queryStore, memoryIndex, shardSearcher);
}
Also used : IndexSearcher(org.apache.lucene.search.IndexSearcher) WhitespaceAnalyzer(org.apache.lucene.analysis.core.WhitespaceAnalyzer) WildcardQuery(org.apache.lucene.search.WildcardQuery) BlendedTermQuery(org.apache.lucene.queries.BlendedTermQuery) SpanTermQuery(org.apache.lucene.search.spans.SpanTermQuery) TermQuery(org.apache.lucene.search.TermQuery) BooleanQuery(org.apache.lucene.search.BooleanQuery) Query(org.apache.lucene.search.Query) MatchNoDocsQuery(org.apache.lucene.search.MatchNoDocsQuery) CommonTermsQuery(org.apache.lucene.queries.CommonTermsQuery) BlendedTermQuery(org.apache.lucene.queries.BlendedTermQuery) PrefixQuery(org.apache.lucene.search.PrefixQuery) MatchAllDocsQuery(org.apache.lucene.search.MatchAllDocsQuery) WildcardQuery(org.apache.lucene.search.WildcardQuery) SpanTermQuery(org.apache.lucene.search.spans.SpanTermQuery) SpanNotQuery(org.apache.lucene.search.spans.SpanNotQuery) ConstantScoreQuery(org.apache.lucene.search.ConstantScoreQuery) SpanNearQuery(org.apache.lucene.search.spans.SpanNearQuery) TermQuery(org.apache.lucene.search.TermQuery) BooleanQuery(org.apache.lucene.search.BooleanQuery) SpanOrQuery(org.apache.lucene.search.spans.SpanOrQuery) MatchNoDocsQuery(org.apache.lucene.search.MatchNoDocsQuery) ArrayList(java.util.ArrayList) Term(org.apache.lucene.index.Term) MatchAllDocsQuery(org.apache.lucene.search.MatchAllDocsQuery) Document(org.apache.lucene.document.Document) LongPoint(org.apache.lucene.document.LongPoint) CheckedFunction(org.elasticsearch.common.CheckedFunction) Function(java.util.function.Function) MemoryIndex(org.apache.lucene.index.memory.MemoryIndex) PrefixQuery(org.apache.lucene.search.PrefixQuery) SpanTermQuery(org.apache.lucene.search.spans.SpanTermQuery) StringField(org.apache.lucene.document.StringField)

Example 37 with IndexSearcher

use of org.apache.lucene.search.IndexSearcher in project elasticsearch by elastic.

the class PercolateQueryBuilderTests method testCreateMultiDocumentSearcher.

public void testCreateMultiDocumentSearcher() throws Exception {
    int numDocs = randomIntBetween(2, 8);
    List<ParseContext.Document> docs = new ArrayList<>(numDocs);
    for (int i = 0; i < numDocs; i++) {
        docs.add(new ParseContext.Document());
    }
    Analyzer analyzer = new WhitespaceAnalyzer();
    ParsedDocument parsedDocument = new ParsedDocument(null, null, "_id", "_type", null, docs, null, null, null);
    IndexSearcher indexSearcher = PercolateQueryBuilder.createMultiDocumentSearcher(analyzer, parsedDocument);
    assertThat(indexSearcher.getIndexReader().numDocs(), equalTo(numDocs));
    // ensure that any query get modified so that the nested docs are never included as hits:
    Query query = new MatchAllDocsQuery();
    BooleanQuery result = (BooleanQuery) indexSearcher.createNormalizedWeight(query, true).getQuery();
    assertThat(result.clauses().size(), equalTo(2));
    assertThat(result.clauses().get(0).getQuery(), sameInstance(query));
    assertThat(result.clauses().get(0).getOccur(), equalTo(BooleanClause.Occur.MUST));
    assertThat(result.clauses().get(1).getOccur(), equalTo(BooleanClause.Occur.MUST_NOT));
}
Also used : WhitespaceAnalyzer(org.apache.lucene.analysis.core.WhitespaceAnalyzer) IndexSearcher(org.apache.lucene.search.IndexSearcher) BooleanQuery(org.apache.lucene.search.BooleanQuery) Query(org.apache.lucene.search.Query) MatchAllDocsQuery(org.apache.lucene.search.MatchAllDocsQuery) BooleanQuery(org.apache.lucene.search.BooleanQuery) ArrayList(java.util.ArrayList) ParsedDocument(org.elasticsearch.index.mapper.ParsedDocument) WhitespaceAnalyzer(org.apache.lucene.analysis.core.WhitespaceAnalyzer) Analyzer(org.apache.lucene.analysis.Analyzer) MatchAllDocsQuery(org.apache.lucene.search.MatchAllDocsQuery) ParsedDocument(org.elasticsearch.index.mapper.ParsedDocument) ParseContext(org.elasticsearch.index.mapper.ParseContext)

Example 38 with IndexSearcher

use of org.apache.lucene.search.IndexSearcher in project elasticsearch by elastic.

the class PercolateQueryTests method testPercolateQuery.

public void testPercolateQuery() throws Exception {
    List<Iterable<? extends IndexableField>> docs = new ArrayList<>();
    List<Query> queries = new ArrayList<>();
    PercolateQuery.QueryStore queryStore = ctx -> queries::get;
    queries.add(new TermQuery(new Term("field", "fox")));
    docs.add(Collections.singleton(new StringField("select", "a", Field.Store.NO)));
    SpanNearQuery.Builder snp = new SpanNearQuery.Builder("field", true);
    snp.addClause(new SpanTermQuery(new Term("field", "jumps")));
    snp.addClause(new SpanTermQuery(new Term("field", "lazy")));
    snp.addClause(new SpanTermQuery(new Term("field", "dog")));
    snp.setSlop(2);
    queries.add(snp.build());
    docs.add(Collections.singleton(new StringField("select", "b", Field.Store.NO)));
    PhraseQuery.Builder pq1 = new PhraseQuery.Builder();
    pq1.add(new Term("field", "quick"));
    pq1.add(new Term("field", "brown"));
    pq1.add(new Term("field", "jumps"));
    pq1.setSlop(1);
    queries.add(pq1.build());
    docs.add(Collections.singleton(new StringField("select", "b", Field.Store.NO)));
    BooleanQuery.Builder bq1 = new BooleanQuery.Builder();
    bq1.add(new TermQuery(new Term("field", "quick")), BooleanClause.Occur.MUST);
    bq1.add(new TermQuery(new Term("field", "brown")), BooleanClause.Occur.MUST);
    bq1.add(new TermQuery(new Term("field", "fox")), BooleanClause.Occur.MUST);
    queries.add(bq1.build());
    docs.add(Collections.singleton(new StringField("select", "b", Field.Store.NO)));
    indexWriter.addDocuments(docs);
    indexWriter.close();
    directoryReader = DirectoryReader.open(directory);
    IndexSearcher shardSearcher = newSearcher(directoryReader);
    MemoryIndex memoryIndex = new MemoryIndex();
    memoryIndex.addField("field", "the quick brown fox jumps over the lazy dog", new WhitespaceAnalyzer());
    IndexSearcher percolateSearcher = memoryIndex.createSearcher();
    // no scoring, wrapping it in a constant score query:
    Query query = new ConstantScoreQuery(new PercolateQuery("type", queryStore, new BytesArray("a"), new TermQuery(new Term("select", "a")), percolateSearcher, new MatchNoDocsQuery("")));
    TopDocs topDocs = shardSearcher.search(query, 10);
    assertThat(topDocs.totalHits, equalTo(1));
    assertThat(topDocs.scoreDocs.length, equalTo(1));
    assertThat(topDocs.scoreDocs[0].doc, equalTo(0));
    Explanation explanation = shardSearcher.explain(query, 0);
    assertThat(explanation.isMatch(), is(true));
    assertThat(explanation.getValue(), equalTo(topDocs.scoreDocs[0].score));
    query = new ConstantScoreQuery(new PercolateQuery("type", queryStore, new BytesArray("b"), new TermQuery(new Term("select", "b")), percolateSearcher, new MatchNoDocsQuery("")));
    topDocs = shardSearcher.search(query, 10);
    assertThat(topDocs.totalHits, equalTo(3));
    assertThat(topDocs.scoreDocs.length, equalTo(3));
    assertThat(topDocs.scoreDocs[0].doc, equalTo(1));
    explanation = shardSearcher.explain(query, 1);
    assertThat(explanation.isMatch(), is(true));
    assertThat(explanation.getValue(), equalTo(topDocs.scoreDocs[0].score));
    assertThat(topDocs.scoreDocs[1].doc, equalTo(2));
    explanation = shardSearcher.explain(query, 2);
    assertThat(explanation.isMatch(), is(true));
    assertThat(explanation.getValue(), equalTo(topDocs.scoreDocs[1].score));
    assertThat(topDocs.scoreDocs[2].doc, equalTo(3));
    explanation = shardSearcher.explain(query, 2);
    assertThat(explanation.isMatch(), is(true));
    assertThat(explanation.getValue(), equalTo(topDocs.scoreDocs[2].score));
    query = new ConstantScoreQuery(new PercolateQuery("type", queryStore, new BytesArray("c"), new MatchAllDocsQuery(), percolateSearcher, new MatchAllDocsQuery()));
    topDocs = shardSearcher.search(query, 10);
    assertThat(topDocs.totalHits, equalTo(4));
    query = new PercolateQuery("type", queryStore, new BytesArray("{}"), new TermQuery(new Term("select", "b")), percolateSearcher, new MatchNoDocsQuery(""));
    topDocs = shardSearcher.search(query, 10);
    assertThat(topDocs.totalHits, equalTo(3));
    assertThat(topDocs.scoreDocs.length, equalTo(3));
    assertThat(topDocs.scoreDocs[0].doc, equalTo(3));
    explanation = shardSearcher.explain(query, 3);
    assertThat(explanation.isMatch(), is(true));
    assertThat(explanation.getValue(), equalTo(topDocs.scoreDocs[0].score));
    assertThat(explanation.getDetails(), arrayWithSize(1));
    assertThat(topDocs.scoreDocs[1].doc, equalTo(2));
    explanation = shardSearcher.explain(query, 2);
    assertThat(explanation.isMatch(), is(true));
    assertThat(explanation.getValue(), equalTo(topDocs.scoreDocs[1].score));
    assertThat(explanation.getDetails(), arrayWithSize(1));
    assertThat(topDocs.scoreDocs[2].doc, equalTo(1));
    explanation = shardSearcher.explain(query, 1);
    assertThat(explanation.isMatch(), is(true));
    assertThat(explanation.getValue(), equalTo(topDocs.scoreDocs[2].score));
    assertThat(explanation.getDetails(), arrayWithSize(1));
}
Also used : Query(org.apache.lucene.search.Query) SpanTermQuery(org.apache.lucene.search.spans.SpanTermQuery) NoMergePolicy(org.apache.lucene.index.NoMergePolicy) Matchers.arrayWithSize(org.hamcrest.Matchers.arrayWithSize) MatchNoDocsQuery(org.apache.lucene.search.MatchNoDocsQuery) StringField(org.apache.lucene.document.StringField) IndexableField(org.apache.lucene.index.IndexableField) Term(org.apache.lucene.index.Term) MemoryIndex(org.apache.lucene.index.memory.MemoryIndex) PhraseQuery(org.apache.lucene.search.PhraseQuery) WhitespaceAnalyzer(org.apache.lucene.analysis.core.WhitespaceAnalyzer) ArrayList(java.util.ArrayList) BytesArray(org.elasticsearch.common.bytes.BytesArray) ConstantScoreQuery(org.apache.lucene.search.ConstantScoreQuery) Directory(org.apache.lucene.store.Directory) After(org.junit.After) ESTestCase(org.elasticsearch.test.ESTestCase) Before(org.junit.Before) SpanNearQuery(org.apache.lucene.search.spans.SpanNearQuery) TopDocs(org.apache.lucene.search.TopDocs) Explanation(org.apache.lucene.search.Explanation) DirectoryReader(org.apache.lucene.index.DirectoryReader) MatchAllDocsQuery(org.apache.lucene.search.MatchAllDocsQuery) BooleanClause(org.apache.lucene.search.BooleanClause) IndexWriter(org.apache.lucene.index.IndexWriter) TermQuery(org.apache.lucene.search.TermQuery) List(java.util.List) BooleanQuery(org.apache.lucene.search.BooleanQuery) Field(org.apache.lucene.document.Field) Matchers.equalTo(org.hamcrest.Matchers.equalTo) Matchers.is(org.hamcrest.Matchers.is) IndexWriterConfig(org.apache.lucene.index.IndexWriterConfig) Collections(java.util.Collections) IndexSearcher(org.apache.lucene.search.IndexSearcher) IndexSearcher(org.apache.lucene.search.IndexSearcher) BooleanQuery(org.apache.lucene.search.BooleanQuery) Query(org.apache.lucene.search.Query) SpanTermQuery(org.apache.lucene.search.spans.SpanTermQuery) MatchNoDocsQuery(org.apache.lucene.search.MatchNoDocsQuery) PhraseQuery(org.apache.lucene.search.PhraseQuery) ConstantScoreQuery(org.apache.lucene.search.ConstantScoreQuery) SpanNearQuery(org.apache.lucene.search.spans.SpanNearQuery) MatchAllDocsQuery(org.apache.lucene.search.MatchAllDocsQuery) TermQuery(org.apache.lucene.search.TermQuery) BooleanQuery(org.apache.lucene.search.BooleanQuery) MatchNoDocsQuery(org.apache.lucene.search.MatchNoDocsQuery) Explanation(org.apache.lucene.search.Explanation) ArrayList(java.util.ArrayList) TopDocs(org.apache.lucene.search.TopDocs) SpanTermQuery(org.apache.lucene.search.spans.SpanTermQuery) ConstantScoreQuery(org.apache.lucene.search.ConstantScoreQuery) WhitespaceAnalyzer(org.apache.lucene.analysis.core.WhitespaceAnalyzer) SpanTermQuery(org.apache.lucene.search.spans.SpanTermQuery) TermQuery(org.apache.lucene.search.TermQuery) BytesArray(org.elasticsearch.common.bytes.BytesArray) PhraseQuery(org.apache.lucene.search.PhraseQuery) Term(org.apache.lucene.index.Term) MatchAllDocsQuery(org.apache.lucene.search.MatchAllDocsQuery) IndexableField(org.apache.lucene.index.IndexableField) MemoryIndex(org.apache.lucene.index.memory.MemoryIndex) StringField(org.apache.lucene.document.StringField) SpanNearQuery(org.apache.lucene.search.spans.SpanNearQuery)

Example 39 with IndexSearcher

use of org.apache.lucene.search.IndexSearcher in project elasticsearch by elastic.

the class SimpleLuceneTests method testBoost.

public void testBoost() throws Exception {
    Directory dir = new RAMDirectory();
    IndexWriter indexWriter = new IndexWriter(dir, new IndexWriterConfig(Lucene.STANDARD_ANALYZER));
    for (int i = 0; i < 100; i++) {
        // TODO (just setting the boost value does not seem to work...)
        StringBuilder value = new StringBuilder().append("value");
        for (int j = 0; j < i; j++) {
            value.append(" ").append("value");
        }
        Document document = new Document();
        TextField textField = new TextField("_id", Integer.toString(i), Field.Store.YES);
        textField.setBoost(i);
        document.add(textField);
        textField = new TextField("value", value.toString(), Field.Store.YES);
        textField.setBoost(i);
        document.add(textField);
        indexWriter.addDocument(document);
    }
    IndexReader reader = DirectoryReader.open(indexWriter);
    IndexSearcher searcher = new IndexSearcher(reader);
    TermQuery query = new TermQuery(new Term("value", "value"));
    TopDocs topDocs = searcher.search(query, 100);
    assertThat(100, equalTo(topDocs.totalHits));
    for (int i = 0; i < topDocs.scoreDocs.length; i++) {
        Document doc = searcher.doc(topDocs.scoreDocs[i].doc);
        //            System.out.println(doc.get("id") + ": " + searcher.explain(query, topDocs.scoreDocs[i].doc));
        assertThat(doc.get("_id"), equalTo(Integer.toString(100 - i - 1)));
    }
    indexWriter.close();
}
Also used : IndexSearcher(org.apache.lucene.search.IndexSearcher) TermQuery(org.apache.lucene.search.TermQuery) Term(org.apache.lucene.index.Term) Document(org.apache.lucene.document.Document) RAMDirectory(org.apache.lucene.store.RAMDirectory) TopDocs(org.apache.lucene.search.TopDocs) IndexWriter(org.apache.lucene.index.IndexWriter) IndexReader(org.apache.lucene.index.IndexReader) TextField(org.apache.lucene.document.TextField) RAMDirectory(org.apache.lucene.store.RAMDirectory) Directory(org.apache.lucene.store.Directory) IndexWriterConfig(org.apache.lucene.index.IndexWriterConfig)

Example 40 with IndexSearcher

use of org.apache.lucene.search.IndexSearcher in project elasticsearch by elastic.

the class SimpleLuceneTests method testOrdering.

/**
     * Here, we verify that the order that we add fields to a document counts, and not the lexi order
     * of the field. This means that heavily accessed fields that use field selector should be added
     * first (with load and break).
     */
public void testOrdering() throws Exception {
    Directory dir = new RAMDirectory();
    IndexWriter indexWriter = new IndexWriter(dir, new IndexWriterConfig(Lucene.STANDARD_ANALYZER));
    Document document = new Document();
    document.add(new TextField("_id", "1", Field.Store.YES));
    document.add(new TextField("#id", "1", Field.Store.YES));
    indexWriter.addDocument(document);
    IndexReader reader = DirectoryReader.open(indexWriter);
    IndexSearcher searcher = new IndexSearcher(reader);
    TopDocs topDocs = searcher.search(new TermQuery(new Term("_id", "1")), 1);
    final ArrayList<String> fieldsOrder = new ArrayList<>();
    searcher.doc(topDocs.scoreDocs[0].doc, new StoredFieldVisitor() {

        @Override
        public Status needsField(FieldInfo fieldInfo) throws IOException {
            fieldsOrder.add(fieldInfo.name);
            return Status.YES;
        }
    });
    assertThat(fieldsOrder.size(), equalTo(2));
    assertThat(fieldsOrder.get(0), equalTo("_id"));
    assertThat(fieldsOrder.get(1), equalTo("#id"));
    indexWriter.close();
}
Also used : IndexSearcher(org.apache.lucene.search.IndexSearcher) TermQuery(org.apache.lucene.search.TermQuery) ArrayList(java.util.ArrayList) Term(org.apache.lucene.index.Term) IOException(java.io.IOException) Document(org.apache.lucene.document.Document) RAMDirectory(org.apache.lucene.store.RAMDirectory) TopDocs(org.apache.lucene.search.TopDocs) IndexWriter(org.apache.lucene.index.IndexWriter) StoredFieldVisitor(org.apache.lucene.index.StoredFieldVisitor) IndexReader(org.apache.lucene.index.IndexReader) TextField(org.apache.lucene.document.TextField) FieldInfo(org.apache.lucene.index.FieldInfo) RAMDirectory(org.apache.lucene.store.RAMDirectory) Directory(org.apache.lucene.store.Directory) IndexWriterConfig(org.apache.lucene.index.IndexWriterConfig)

Aggregations

IndexSearcher (org.apache.lucene.search.IndexSearcher)777 Document (org.apache.lucene.document.Document)478 IndexReader (org.apache.lucene.index.IndexReader)390 Directory (org.apache.lucene.store.Directory)385 RandomIndexWriter (org.apache.lucene.index.RandomIndexWriter)311 TopDocs (org.apache.lucene.search.TopDocs)303 TermQuery (org.apache.lucene.search.TermQuery)291 Term (org.apache.lucene.index.Term)250 Query (org.apache.lucene.search.Query)232 MatchAllDocsQuery (org.apache.lucene.search.MatchAllDocsQuery)209 BooleanQuery (org.apache.lucene.search.BooleanQuery)146 Field (org.apache.lucene.document.Field)137 MockAnalyzer (org.apache.lucene.analysis.MockAnalyzer)122 IndexWriter (org.apache.lucene.index.IndexWriter)113 Sort (org.apache.lucene.search.Sort)110 IOException (java.io.IOException)105 ScoreDoc (org.apache.lucene.search.ScoreDoc)101 SortField (org.apache.lucene.search.SortField)95 TextField (org.apache.lucene.document.TextField)94 DirectoryReader (org.apache.lucene.index.DirectoryReader)91