Examples with SpanQuery org.apache.lucene.search.spans.SpanQuery used on opensource projects

Example 56 with SpanQuery

use of org.apache.lucene.search.spans.SpanQuery in project lucene-solr by apache.

the class TestPayloadTermQuery method testQuery.

public void testQuery() {
    SpanQuery boostingFuncTermQuery = new PayloadScoreQuery(new SpanTermQuery(new Term(PayloadHelper.MULTI_FIELD, "seventy")), new MaxPayloadFunction());
    QueryUtils.check(boostingFuncTermQuery);
    SpanTermQuery spanTermQuery = new SpanTermQuery(new Term(PayloadHelper.MULTI_FIELD, "seventy"));
    assertTrue(boostingFuncTermQuery.equals(spanTermQuery) == spanTermQuery.equals(boostingFuncTermQuery));
    SpanQuery boostingFuncTermQuery2 = new PayloadScoreQuery(new SpanTermQuery(new Term(PayloadHelper.MULTI_FIELD, "seventy")), new AveragePayloadFunction());
    QueryUtils.checkUnequal(boostingFuncTermQuery, boostingFuncTermQuery2);
}

Example 57 with SpanQuery

use of org.apache.lucene.search.spans.SpanQuery in project lucene-solr by apache.

the class TestPayloadScoreQuery method testNestedNearQuery.

@Test
public void testNestedNearQuery() throws Exception {
    // (one OR hundred) NEAR (twenty two) ~ 1
    //  2    4        4    4
    // one hundred twenty two
    // two hundred twenty two
    SpanNearQuery q = new SpanNearQuery(new SpanQuery[] { new SpanOrQuery(new SpanTermQuery(new Term("field", "one")), new SpanTermQuery(new Term("field", "hundred"))), new SpanNearQuery(new SpanQuery[] { new SpanTermQuery(new Term("field", "twenty")), new SpanTermQuery(new Term("field", "two")) }, 0, true) }, 1, true);
    // check includeSpanScore makes a difference here
    searcher.setSimilarity(new MultiplyingSimilarity());
    try {
        checkQuery(q, new MaxPayloadFunction(), new int[] { 122, 222 }, new float[] { 20.901256561279297f, 17.06580352783203f });
        checkQuery(q, new MinPayloadFunction(), new int[] { 222, 122 }, new float[] { 17.06580352783203f, 10.450628280639648f });
        checkQuery(q, new AveragePayloadFunction(), new int[] { 122, 222 }, new float[] { 19.15948486328125f, 17.06580352783203f });
        checkQuery(q, new MaxPayloadFunction(), false, new int[] { 122, 222 }, new float[] { 4.0f, 4.0f });
        checkQuery(q, new MinPayloadFunction(), false, new int[] { 222, 122 }, new float[] { 4.0f, 2.0f });
        checkQuery(q, new AveragePayloadFunction(), false, new int[] { 222, 122 }, new float[] { 4.0f, 3.666666f });
    } finally {
        searcher.setSimilarity(similarity);
    }
}

Example 58 with SpanQuery

use of org.apache.lucene.search.spans.SpanQuery in project lucene-solr by apache.

the class TestPayloadSpans method testShrinkToAfterShortestMatch.

public void testShrinkToAfterShortestMatch() throws IOException {
    Directory directory = newDirectory();
    RandomIndexWriter writer = new RandomIndexWriter(random(), directory, newIndexWriterConfig(new TestPayloadAnalyzer()));
    Document doc = new Document();
    doc.add(new TextField("content", new StringReader("a b c d e f g h i j a k")));
    writer.addDocument(doc);
    IndexReader reader = writer.getReader();
    IndexSearcher is = newSearcher(getOnlyLeafReader(reader), false);
    writer.close();
    SpanTermQuery stq1 = new SpanTermQuery(new Term("content", "a"));
    SpanTermQuery stq2 = new SpanTermQuery(new Term("content", "k"));
    SpanQuery[] sqs = { stq1, stq2 };
    SpanNearQuery snq = new SpanNearQuery(sqs, 1, true);
    VerifyingCollector collector = new VerifyingCollector();
    Spans spans = snq.createWeight(is, false, 1f).getSpans(is.getIndexReader().leaves().get(0), SpanWeight.Postings.PAYLOADS);
    TopDocs topDocs = is.search(snq, 1);
    Set<String> payloadSet = new HashSet<>();
    for (int i = 0; i < topDocs.scoreDocs.length; i++) {
        while (spans.nextDoc() != Spans.NO_MORE_DOCS) {
            while (spans.nextStartPosition() != Spans.NO_MORE_POSITIONS) {
                collector.reset();
                spans.collect(collector);
                for (final BytesRef payload : collector.payloads) {
                    payloadSet.add(Term.toString(payload));
                }
            }
        }
    }
    assertEquals(2, payloadSet.size());
    assertTrue(payloadSet.contains("a:Noise:10"));
    assertTrue(payloadSet.contains("k:Noise:11"));
    reader.close();
    directory.close();
}

Example 59 with SpanQuery

use of org.apache.lucene.search.spans.SpanQuery in project lucene-solr by apache.

the class TestPayloadScoreQuery method testEquality.

@Test
public void testEquality() {
    SpanQuery sq1 = new SpanTermQuery(new Term("field", "one"));
    SpanQuery sq2 = new SpanTermQuery(new Term("field", "two"));
    PayloadFunction minFunc = new MinPayloadFunction();
    PayloadFunction maxFunc = new MaxPayloadFunction();
    PayloadScoreQuery query1 = new PayloadScoreQuery(sq1, minFunc, true);
    PayloadScoreQuery query2 = new PayloadScoreQuery(sq2, minFunc, true);
    PayloadScoreQuery query3 = new PayloadScoreQuery(sq2, maxFunc, true);
    PayloadScoreQuery query4 = new PayloadScoreQuery(sq2, maxFunc, false);
    PayloadScoreQuery query5 = new PayloadScoreQuery(sq1, minFunc);
    assertEquals(query1, query5);
    assertFalse(query1.equals(query2));
    assertFalse(query1.equals(query3));
    assertFalse(query1.equals(query4));
    assertFalse(query2.equals(query3));
    assertFalse(query2.equals(query4));
    assertFalse(query3.equals(query4));
}

Example 60 with SpanQuery

use of org.apache.lucene.search.spans.SpanQuery in project lucene-solr by apache.

the class TestPayloadSpans method testHeavilyNestedSpanQuery.

public void testHeavilyNestedSpanQuery() throws Exception {
    Spans spans;
    IndexSearcher searcher = getSearcher();
    SpanQuery[] clauses = new SpanQuery[3];
    clauses[0] = new SpanTermQuery(new Term(PayloadHelper.FIELD, "one"));
    clauses[1] = new SpanTermQuery(new Term(PayloadHelper.FIELD, "two"));
    clauses[2] = new SpanTermQuery(new Term(PayloadHelper.FIELD, "three"));
    SpanNearQuery spanNearQuery = new SpanNearQuery(clauses, 5, true);
    clauses = new SpanQuery[3];
    clauses[0] = spanNearQuery;
    clauses[1] = new SpanTermQuery(new Term(PayloadHelper.FIELD, "five"));
    clauses[2] = new SpanTermQuery(new Term(PayloadHelper.FIELD, "six"));
    SpanNearQuery spanNearQuery2 = new SpanNearQuery(clauses, 6, true);
    SpanQuery[] clauses2 = new SpanQuery[2];
    clauses2[0] = new SpanTermQuery(new Term(PayloadHelper.FIELD, "eleven"));
    clauses2[1] = new SpanTermQuery(new Term(PayloadHelper.FIELD, "ten"));
    SpanNearQuery spanNearQuery3 = new SpanNearQuery(clauses2, 2, false);
    SpanQuery[] clauses3 = new SpanQuery[3];
    clauses3[0] = new SpanTermQuery(new Term(PayloadHelper.FIELD, "nine"));
    clauses3[1] = spanNearQuery2;
    clauses3[2] = spanNearQuery3;
    SpanNearQuery nestedSpanNearQuery = new SpanNearQuery(clauses3, 6, false);
    spans = nestedSpanNearQuery.createWeight(searcher, false, 1f).getSpans(searcher.getIndexReader().leaves().get(0), SpanWeight.Postings.PAYLOADS);
    assertTrue("spans is null and it shouldn't be", spans != null);
    checkSpans(spans, 2, new int[] { 8, 8 });
    closeIndexReader.close();
    directory.close();
}