Examples with PhraseQuery org.apache.lucene.search.PhraseQuery used on opensource projects

Example 56 with PhraseQuery

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

the class PercolatorFieldMapperTests method testExtractTermsAndRanges_partial.

public void testExtractTermsAndRanges_partial() throws Exception {
    addQueryMapping();
    PhraseQuery phraseQuery = new PhraseQuery("field", "term");
    DocumentMapper documentMapper = mapperService.documentMapper(typeName);
    PercolatorFieldMapper fieldMapper = (PercolatorFieldMapper) documentMapper.mappers().getMapper(fieldName);
    ParseContext.InternalParseContext parseContext = new ParseContext.InternalParseContext(Settings.EMPTY, mapperService.documentMapperParser(), documentMapper, null, null);
    fieldMapper.processQuery(phraseQuery, parseContext);
    ParseContext.Document document = parseContext.doc();
    PercolatorFieldMapper.FieldType fieldType = (PercolatorFieldMapper.FieldType) fieldMapper.fieldType();
    assertThat(document.getFields().size(), equalTo(2));
    assertThat(document.getFields().get(0).binaryValue().utf8ToString(), equalTo("fieldterm"));
    assertThat(document.getField(fieldType.extractionResultField.name()).stringValue(), equalTo(EXTRACTION_PARTIAL));
}

Example 57 with PhraseQuery

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

the class QueryAnalyzerTests method testExactMatch_booleanQuery.

public void testExactMatch_booleanQuery() {
    BooleanQuery.Builder builder = new BooleanQuery.Builder();
    TermQuery termQuery1 = new TermQuery(new Term("_field", "_term1"));
    builder.add(termQuery1, BooleanClause.Occur.SHOULD);
    TermQuery termQuery2 = new TermQuery(new Term("_field", "_term2"));
    builder.add(termQuery2, BooleanClause.Occur.SHOULD);
    Result result = analyze(builder.build());
    assertThat("All clauses are exact, so candidate matches are verified", result.verified, is(true));
    builder = new BooleanQuery.Builder();
    builder.add(termQuery1, BooleanClause.Occur.SHOULD);
    PhraseQuery phraseQuery1 = new PhraseQuery("_field", "_term1", "_term2");
    builder.add(phraseQuery1, BooleanClause.Occur.SHOULD);
    result = analyze(builder.build());
    assertThat("Clause isn't exact, so candidate matches are not verified", result.verified, is(false));
    builder = new BooleanQuery.Builder();
    builder.add(phraseQuery1, BooleanClause.Occur.SHOULD);
    PhraseQuery phraseQuery2 = new PhraseQuery("_field", "_term3", "_term4");
    builder.add(phraseQuery2, BooleanClause.Occur.SHOULD);
    result = analyze(builder.build());
    assertThat("No clause is exact, so candidate matches are not verified", result.verified, is(false));
    builder = new BooleanQuery.Builder();
    builder.add(termQuery1, BooleanClause.Occur.MUST_NOT);
    builder.add(termQuery2, BooleanClause.Occur.SHOULD);
    result = analyze(builder.build());
    assertThat("There is a must_not clause, so candidate matches are not verified", result.verified, is(false));
    builder = new BooleanQuery.Builder();
    builder.setMinimumNumberShouldMatch(randomIntBetween(2, 32));
    builder.add(termQuery1, BooleanClause.Occur.SHOULD);
    builder.add(termQuery2, BooleanClause.Occur.SHOULD);
    result = analyze(builder.build());
    assertThat("Minimum match is >= 1, so candidate matches are not verified", result.verified, is(false));
    builder = new BooleanQuery.Builder();
    builder.add(termQuery1, randomBoolean() ? BooleanClause.Occur.MUST : BooleanClause.Occur.FILTER);
    result = analyze(builder.build());
    assertThat("Single required clause, so candidate matches are verified", result.verified, is(false));
    builder = new BooleanQuery.Builder();
    builder.add(termQuery1, randomBoolean() ? BooleanClause.Occur.MUST : BooleanClause.Occur.FILTER);
    builder.add(termQuery2, randomBoolean() ? BooleanClause.Occur.MUST : BooleanClause.Occur.FILTER);
    result = analyze(builder.build());
    assertThat("Two or more required clauses, so candidate matches are not verified", result.verified, is(false));
    builder = new BooleanQuery.Builder();
    builder.add(termQuery1, randomBoolean() ? BooleanClause.Occur.MUST : BooleanClause.Occur.FILTER);
    builder.add(termQuery2, BooleanClause.Occur.MUST_NOT);
    result = analyze(builder.build());
    assertThat("Required and prohibited clauses, so candidate matches are not verified", result.verified, is(false));
}

Example 58 with PhraseQuery

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

the class QueryAnalyzerTests method testExtractQueryMetadata_disjunctionMaxQuery.

public void testExtractQueryMetadata_disjunctionMaxQuery() {
    TermQuery termQuery1 = new TermQuery(new Term("_field", "_term1"));
    TermQuery termQuery2 = new TermQuery(new Term("_field", "_term2"));
    TermQuery termQuery3 = new TermQuery(new Term("_field", "_term3"));
    TermQuery termQuery4 = new TermQuery(new Term("_field", "_term4"));
    DisjunctionMaxQuery disjunctionMaxQuery = new DisjunctionMaxQuery(Arrays.asList(termQuery1, termQuery2, termQuery3, termQuery4), 0.1f);
    Result result = analyze(disjunctionMaxQuery);
    assertThat(result.verified, is(true));
    List<Term> terms = new ArrayList<>(result.terms);
    Collections.sort(terms);
    assertThat(terms.size(), equalTo(4));
    assertThat(terms.get(0).field(), equalTo(termQuery1.getTerm().field()));
    assertThat(terms.get(0).bytes(), equalTo(termQuery1.getTerm().bytes()));
    assertThat(terms.get(1).field(), equalTo(termQuery2.getTerm().field()));
    assertThat(terms.get(1).bytes(), equalTo(termQuery2.getTerm().bytes()));
    assertThat(terms.get(2).field(), equalTo(termQuery3.getTerm().field()));
    assertThat(terms.get(2).bytes(), equalTo(termQuery3.getTerm().bytes()));
    assertThat(terms.get(3).field(), equalTo(termQuery4.getTerm().field()));
    assertThat(terms.get(3).bytes(), equalTo(termQuery4.getTerm().bytes()));
    disjunctionMaxQuery = new DisjunctionMaxQuery(Arrays.asList(termQuery1, termQuery2, termQuery3, new PhraseQuery("_field", "_term4")), 0.1f);
    result = analyze(disjunctionMaxQuery);
    assertThat(result.verified, is(false));
    terms = new ArrayList<>(result.terms);
    Collections.sort(terms);
    assertThat(terms.size(), equalTo(4));
    assertThat(terms.get(0).field(), equalTo(termQuery1.getTerm().field()));
    assertThat(terms.get(0).bytes(), equalTo(termQuery1.getTerm().bytes()));
    assertThat(terms.get(1).field(), equalTo(termQuery2.getTerm().field()));
    assertThat(terms.get(1).bytes(), equalTo(termQuery2.getTerm().bytes()));
    assertThat(terms.get(2).field(), equalTo(termQuery3.getTerm().field()));
    assertThat(terms.get(2).bytes(), equalTo(termQuery3.getTerm().bytes()));
    assertThat(terms.get(3).field(), equalTo(termQuery4.getTerm().field()));
    assertThat(terms.get(3).bytes(), equalTo(termQuery4.getTerm().bytes()));
}

Example 59 with PhraseQuery

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

the class ESToParentBlockJoinQueryTests method testRewrite.

public void testRewrite() throws IOException {
    Query q = new ESToParentBlockJoinQuery(// rewrites to a TermQuery
    new PhraseQuery("body", "term"), new QueryBitSetProducer(new TermQuery(new Term("is", "parent"))), ScoreMode.Avg, "nested");
    Query expected = new ESToParentBlockJoinQuery(new TermQuery(new Term("body", "term")), new QueryBitSetProducer(new TermQuery(new Term("is", "parent"))), ScoreMode.Avg, "nested");
    Query rewritten = q.rewrite(new MultiReader());
    assertEquals(expected, rewritten);
}

Example 60 with PhraseQuery

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

the class TestBasics method testPhrase2.

public void testPhrase2() throws Exception {
    PhraseQuery query = new PhraseQuery("field", "seventish", "sevenon");
    checkHits(query, new int[] {});
}