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

Example 81 with Sort

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

the class TestNestedDocsSort method parse.

private SortField parse(String a) {
    final SolrQueryRequest req = req("q", "{!parent which=type_s1:parent}whatever_s1:foo", "q2", "{!parent which=type_s1:parent}nomater_s1:what", "notbjq", "foo_s1:bar");
    try {
        final SortSpec spec = SortSpecParsing.parseSortSpec(a, req);
        assertNull(spec.getSchemaFields().get(0));
        final Sort sort = spec.getSort();
        final SortField field = sort.getSort()[0];
        assertNotNull(field);
        return field;
    } finally {
        req.close();
    }
}

Example 82 with Sort

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

the class TestFieldCacheSort method testFloatMissingLast.

/** Tests sorting on type float, specifying the missing value should be treated as Float.MAX_VALUE */
public void testFloatMissingLast() throws IOException {
    Directory dir = newDirectory();
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new FloatPoint("value", -1.3f));
    doc.add(new StoredField("value", -1.3f));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new FloatPoint("value", 4.2f));
    doc.add(new StoredField("value", 4.2f));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(), Collections.singletonMap("value", Type.FLOAT_POINT));
    writer.close();
    IndexSearcher searcher = newSearcher(ir, false);
    SortField sortField = new SortField("value", SortField.Type.FLOAT);
    sortField.setMissingValue(Float.MAX_VALUE);
    Sort sort = new Sort(sortField);
    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // null is treated as Float.MAX_VALUE
    assertEquals("-1.3", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4.2", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertNull(searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

Example 83 with Sort

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

the class TestFieldCacheSort method testLegacyFloatReverse.

/** Tests sorting on type legacy float in reverse */
public void testLegacyFloatReverse() throws IOException {
    Directory dir = newDirectory();
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    doc.add(new LegacyFloatField("value", 30.1f, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyFloatField("value", -1.3f, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyFloatField("value", 4.2f, Field.Store.YES));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(), Collections.singletonMap("value", Type.LEGACY_FLOAT));
    writer.close();
    IndexSearcher searcher = newSearcher(ir);
    Sort sort = new Sort(new SortField("value", SortField.Type.FLOAT, true));
    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // reverse numeric order
    assertEquals("30.1", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4.2", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("-1.3", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

Example 84 with Sort

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

the class TestFieldCacheSort method testLegacyLongMissing.

/** Tests sorting on type legacy long with a missing value */
public void testLegacyLongMissing() throws IOException {
    Directory dir = newDirectory();
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", -1, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", 4, Field.Store.YES));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(), Collections.singletonMap("value", Type.LEGACY_LONG));
    writer.close();
    IndexSearcher searcher = newSearcher(ir);
    Sort sort = new Sort(new SortField("value", SortField.Type.LONG));
    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // null is treated as 0
    assertEquals("-1", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertNull(searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("4", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

Example 85 with Sort

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

the class TestFieldCacheSort method testLegacyFloatMissingLast.

/** Tests sorting on type legacy float, specifying the missing value should be treated as Float.MAX_VALUE */
public void testLegacyFloatMissingLast() throws IOException {
    Directory dir = newDirectory();
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyFloatField("value", -1.3f, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyFloatField("value", 4.2f, Field.Store.YES));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(), Collections.singletonMap("value", Type.LEGACY_FLOAT));
    writer.close();
    IndexSearcher searcher = newSearcher(ir);
    SortField sortField = new SortField("value", SortField.Type.FLOAT);
    sortField.setMissingValue(Float.MAX_VALUE);
    Sort sort = new Sort(sortField);
    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // null is treated as Float.MAX_VALUE
    assertEquals("-1.3", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4.2", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertNull(searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}