Package org.apache.lucene.search

Examples of org.apache.lucene.search.BooleanQuery.clauses()

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    public void testQueryStringFields1Builder() throws Exception {
        IndexQueryParserService queryParser = queryParser();
        Query parsedQuery = queryParser.parse(queryString("test").field("content").field("name").useDisMax(false)).query();
        assertThat(parsedQuery, instanceOf(BooleanQuery.class));
        BooleanQuery bQuery = (BooleanQuery) parsedQuery;
        assertThat(bQuery.clauses().size(), equalTo(2));
        assertThat(assertBooleanSubQuery(parsedQuery, TermQuery.class, 0).getTerm(), equalTo(new Term("content", "test")));
        assertThat(assertBooleanSubQuery(parsedQuery, TermQuery.class, 1).getTerm(), equalTo(new Term("name", "test")));
    }

    @Test
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        IndexQueryParserService queryParser = queryParser();
        String query = copyToStringFromClasspath("/org/elasticsearch/index/query/query-fields1.json");
        Query parsedQuery = queryParser.parse(query).query();
        assertThat(parsedQuery, instanceOf(BooleanQuery.class));
        BooleanQuery bQuery = (BooleanQuery) parsedQuery;
        assertThat(bQuery.clauses().size(), equalTo(2));
        assertThat(assertBooleanSubQuery(parsedQuery, TermQuery.class, 0).getTerm(), equalTo(new Term("content", "test")));
        assertThat(assertBooleanSubQuery(parsedQuery, TermQuery.class, 1).getTerm(), equalTo(new Term("name", "test")));
    }

    @Test
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        IndexQueryParserService queryParser = queryParser();
        String query = copyToStringFromClasspath("/org/elasticsearch/index/query/query-fields-match.json");
        Query parsedQuery = queryParser.parse(query).query();
        assertThat(parsedQuery, instanceOf(BooleanQuery.class));
        BooleanQuery bQuery = (BooleanQuery) parsedQuery;
        assertThat(bQuery.clauses().size(), equalTo(2));
        assertEquals(Sets.newHashSet(new Term("name.first", "test"), new Term("name.last", "test")),
                Sets.newHashSet(assertBooleanSubQuery(parsedQuery, TermQuery.class, 0).getTerm(),
                        assertBooleanSubQuery(parsedQuery, TermQuery.class, 1).getTerm()));
    }
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    float boostFactor = 5;
    mlt.setBoostFactor(boostFactor);
   
    BooleanQuery query = (BooleanQuery) mlt.like(new StringReader(
        "lucene release"));
    List<BooleanClause> clauses = query.clauses();
   
    assertEquals("Expected " + originalValues.size() + " clauses.",
        originalValues.size(), clauses.size());
   
    for (int i = 0; i < clauses.size(); i++) {
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    mlt.setMinWordLen(1);
    mlt.setFieldNames(new String[] {"text"});
    mlt.setBoost(true);
    BooleanQuery query = (BooleanQuery) mlt.like(new StringReader(
        "lucene release"));
    List<BooleanClause> clauses = query.clauses();
   
    for (int i = 0; i < clauses.size(); i++) {
      BooleanClause clause = clauses.get(i);
      TermQuery tq = (TermQuery) clause.getQuery();
      originalValues.put(tq.getTerm().text(), Float.valueOf(tq.getBoost()));
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    assertNotNull(t+" was null", out);
    assertTrue(t+" wasn't a boolean:" + out.getClass(),
               out instanceof BooleanQuery);
    {
      BooleanQuery bq = (BooleanQuery)out;
      List<BooleanClause> clauses = bq.clauses();
      assertEquals(t+" wrong number of clauses", 2,
                   clauses.size());
      Query sub = clauses.get(0).getQuery();
      assertTrue(t+" first wasn't a DMQ:" + sub.getClass(),
                 sub instanceof DisjunctionMaxQuery);
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    assertNotNull(t+" was null", out);
    assertTrue(t+" wasn't a boolean:" + out.getClass(),
               out instanceof BooleanQuery);
    {
      BooleanQuery bq = (BooleanQuery)out;
      List<BooleanClause> clauses = bq.clauses();
      assertEquals(t+" wrong number of clauses", 2,
                   clauses.size());
      Query sub = clauses.get(0).getQuery();
      assertTrue(t+" first wasn't a DMQ:" + sub.getClass(),
                 sub instanceof DisjunctionMaxQuery);
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  /** return true if this query has no positive components */
  static boolean isNegative(Query q) {
    if (!(q instanceof BooleanQuery)) return false;
    BooleanQuery bq = (BooleanQuery)q;
    List<BooleanClause> clauses = bq.clauses();
    if (clauses.size()==0) return false;
    for (BooleanClause clause : clauses) {
      if (!clause.isProhibited()) return false;
    }
    return true;
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   */
  static Query getAbs(Query q) {
    if (!(q instanceof BooleanQuery)) return q;
    BooleanQuery bq = (BooleanQuery)q;

    List<BooleanClause> clauses = bq.clauses();
    if (clauses.size()==0) return q;


    for (BooleanClause clause : clauses) {
      if (!clause.isProhibited()) return q;
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