Examples with MultiReader org.apache.lucene.index.MultiReader used on opensource projects

Example 11 with MultiReader

use of org.apache.lucene.index.MultiReader in project lucene-solr by apache.

the class TestTermQuery method testEquals.

public void testEquals() throws IOException {
    QueryUtils.checkEqual(new TermQuery(new Term("foo", "bar")), new TermQuery(new Term("foo", "bar")));
    QueryUtils.checkUnequal(new TermQuery(new Term("foo", "bar")), new TermQuery(new Term("foo", "baz")));
    QueryUtils.checkEqual(new TermQuery(new Term("foo", "bar")), new TermQuery(new Term("foo", "bar"), TermContext.build(new MultiReader().getContext(), new Term("foo", "bar"))));
}

Example 12 with MultiReader

use of org.apache.lucene.index.MultiReader in project lucene-solr by apache.

the class TestSortedSetSortField method testEmptyIndex.

public void testEmptyIndex() throws Exception {
    IndexSearcher empty = newSearcher(new MultiReader());
    Query query = new TermQuery(new Term("contents", "foo"));
    Sort sort = new Sort();
    sort.setSort(new SortedSetSortField("sortedset", false));
    TopDocs td = empty.search(query, 10, sort, true, true);
    assertEquals(0, td.totalHits);
    // for an empty index, any selector should work
    for (SortedSetSelector.Type v : SortedSetSelector.Type.values()) {
        sort.setSort(new SortedSetSortField("sortedset", false, v));
        td = empty.search(query, 10, sort, true, true);
        assertEquals(0, td.totalHits);
    }
}

Example 13 with MultiReader

use of org.apache.lucene.index.MultiReader in project lucene-solr by apache.

the class TestBooleanRewrites method testDuplicateMustOrFilterWithMustNot.

// Duplicate Must or Filter with MustNot returns no match
public void testDuplicateMustOrFilterWithMustNot() throws IOException {
    IndexSearcher searcher = newSearcher(new MultiReader());
    // Test Must with MustNot
    BooleanQuery bq = new BooleanQuery.Builder().add(new TermQuery(new Term("foo", "bar")), Occur.MUST).add(new TermQuery(new Term("foo", "baz")), Occur.MUST).add(new TermQuery(new Term("foo", "bad")), Occur.SHOULD).add(new TermQuery(new Term("foo", "bar")), Occur.MUST_NOT).build();
    assertEquals(new MatchNoDocsQuery(), searcher.rewrite(bq));
    // Test Filter with MustNot
    BooleanQuery bq2 = new BooleanQuery.Builder().add(new TermQuery(new Term("foo", "bar")), Occur.FILTER).add(new TermQuery(new Term("foo", "baz")), Occur.MUST).add(new TermQuery(new Term("foo", "bad")), Occur.SHOULD).add(new TermQuery(new Term("foo", "bar")), Occur.MUST_NOT).build();
    assertEquals(new MatchNoDocsQuery(), searcher.rewrite(bq2));
}

Example 14 with MultiReader

use of org.apache.lucene.index.MultiReader in project lucene-solr by apache.

the class TestBooleanRewrites method testSingleMustMatchAll.

public void testSingleMustMatchAll() throws IOException {
    IndexSearcher searcher = newSearcher(new MultiReader());
    BooleanQuery bq = new BooleanQuery.Builder().add(new MatchAllDocsQuery(), Occur.MUST).add(new TermQuery(new Term("foo", "bar")), Occur.FILTER).build();
    assertEquals(new ConstantScoreQuery(new TermQuery(new Term("foo", "bar"))), searcher.rewrite(bq));
    bq = new BooleanQuery.Builder().add(new BoostQuery(new MatchAllDocsQuery(), 42), Occur.MUST).add(new TermQuery(new Term("foo", "bar")), Occur.FILTER).build();
    assertEquals(new BoostQuery(new ConstantScoreQuery(new TermQuery(new Term("foo", "bar"))), 42), searcher.rewrite(bq));
    bq = new BooleanQuery.Builder().add(new MatchAllDocsQuery(), Occur.MUST).add(new MatchAllDocsQuery(), Occur.FILTER).build();
    assertEquals(new MatchAllDocsQuery(), searcher.rewrite(bq));
    bq = new BooleanQuery.Builder().add(new BoostQuery(new MatchAllDocsQuery(), 42), Occur.MUST).add(new MatchAllDocsQuery(), Occur.FILTER).build();
    assertEquals(new BoostQuery(new MatchAllDocsQuery(), 42), searcher.rewrite(bq));
    bq = new BooleanQuery.Builder().add(new MatchAllDocsQuery(), Occur.MUST).add(new TermQuery(new Term("foo", "bar")), Occur.MUST_NOT).build();
    assertEquals(bq, searcher.rewrite(bq));
    bq = new BooleanQuery.Builder().add(new MatchAllDocsQuery(), Occur.MUST).add(new MatchAllDocsQuery(), Occur.FILTER).build();
    assertEquals(new MatchAllDocsQuery(), searcher.rewrite(bq));
    bq = new BooleanQuery.Builder().add(new MatchAllDocsQuery(), Occur.MUST).add(new TermQuery(new Term("foo", "bar")), Occur.FILTER).add(new TermQuery(new Term("foo", "baz")), Occur.FILTER).build();
    Query expected = new BooleanQuery.Builder().add(new TermQuery(new Term("foo", "bar")), Occur.FILTER).add(new TermQuery(new Term("foo", "baz")), Occur.FILTER).build();
    assertEquals(new ConstantScoreQuery(expected), searcher.rewrite(bq));
    bq = new BooleanQuery.Builder().add(new MatchAllDocsQuery(), Occur.MUST).add(new TermQuery(new Term("foo", "bar")), Occur.FILTER).add(new TermQuery(new Term("foo", "baz")), Occur.MUST_NOT).build();
    expected = new BooleanQuery.Builder().add(new TermQuery(new Term("foo", "bar")), Occur.FILTER).add(new TermQuery(new Term("foo", "baz")), Occur.MUST_NOT).build();
    assertEquals(new ConstantScoreQuery(expected), searcher.rewrite(bq));
    bq = new BooleanQuery.Builder().add(new MatchAllDocsQuery(), Occur.MUST).add(new TermQuery(new Term("foo", "bar")), Occur.SHOULD).build();
    assertEquals(bq, searcher.rewrite(bq));
}

Example 15 with MultiReader

use of org.apache.lucene.index.MultiReader in project lucene-solr by apache.

the class TestBooleanQuery method testExtractTerms.

public void testExtractTerms() throws IOException {
    Term a = new Term("f", "a");
    Term b = new Term("f", "b");
    Term c = new Term("f", "c");
    Term d = new Term("f", "d");
    BooleanQuery.Builder bqBuilder = new BooleanQuery.Builder();
    bqBuilder.add(new TermQuery(a), Occur.SHOULD);
    bqBuilder.add(new TermQuery(b), Occur.MUST);
    bqBuilder.add(new TermQuery(c), Occur.FILTER);
    bqBuilder.add(new TermQuery(d), Occur.MUST_NOT);
    IndexSearcher searcher = new IndexSearcher(new MultiReader());
    BooleanQuery bq = bqBuilder.build();
    Set<Term> scoringTerms = new HashSet<>();
    searcher.createNormalizedWeight(bq, true).extractTerms(scoringTerms);
    assertEquals(new HashSet<>(Arrays.asList(a, b)), scoringTerms);
    Set<Term> matchingTerms = new HashSet<>();
    searcher.createNormalizedWeight(bq, false).extractTerms(matchingTerms);
    assertEquals(new HashSet<>(Arrays.asList(a, b, c)), matchingTerms);
}