Example usage for org.apache.lucene.search Sort Sort

Introduction

In this page you can find the example usage for org.apache.lucene.search Sort Sort.

Prototype

public Sort(SortField... fields)

Source Link

Document

Sets the sort to the given criteria in succession: the first SortField is checked first, but if it produces a tie, then the second SortField is used to break the tie, etc.

Usage

From source file:org.hibernate.search.demos.tweets.ServiceImpl.java

License:LGPL

/**
 * To search for all tweets, sorted in creation order (assuming the timestamp is correct).
 * @return/*from w  w  w.ja  va 2  s  .  co  m*/
 */
public FullTextQuery allTweetsSortedByTime() {
    Query query = getQueryBuilder().all().createQuery();
    FullTextQuery fullTextQuery = fullTextEntityManager.createFullTextQuery(query);
    fullTextQuery.setSort(new Sort(new SortedNumericSortField("timestamp", SortField.Type.LONG)));
    return fullTextQuery;
}

From source file:org.hibernate.search.elasticsearch.test.ElasticsearchIT.java

License:LGPL

@Test
@TestForIssue(jiraKey = "HSEARCH-2253")
public void testSort() throws Exception {
    Session s = openSession();/*from   w ww  .  ja  v a  2  s  .c o  m*/
    FullTextSession session = Search.getFullTextSession(s);
    Transaction tx = s.beginTransaction();

    QueryDescriptor query = ElasticsearchQueries
            .fromJson("{ 'query': { 'match' : { 'abstract' : 'Hibernate' } } }");

    // by title, ascending
    List<?> result = session.createFullTextQuery(query, ScientificArticle.class)
            .setSort(new Sort(new SortField("title", SortField.Type.STRING, false))).list();

    assertThat(result).onProperty("title").containsExactly("High-performance ORM", "Latest in ORM",
            "ORM for dummies", "ORM modelling");

    // By id, descending
    result = session.createFullTextQuery(query, ScientificArticle.class)
            .setSort(new Sort(new SortField("id", SortField.Type.STRING, true))).list();

    assertThat(result).onProperty("id").containsExactly(5L, 4L, 2L, 1L);

    tx.commit();
    s.close();
}

From source file:org.hibernate.search.elasticsearch.test.ElasticsearchScrollingIT.java

License:LGPL

private HSQuery getQuery(Query luceneQuery) {
    ExtendedSearchIntegrator sf = sfHolder.getSearchFactory();
    HSQuery hsQuery = sf.createHSQuery(luceneQuery, IndexedObject.class);
    return hsQuery.projection("id").sort(new Sort(new SortField("idSort", SortField.Type.INT)));
}

From source file:org.hibernate.search.elasticsearch.test.ElasticsearchSimpleQueryStringDSLIT.java

License:LGPL

@Test(expected = SearchException.class)
@TestForIssue(jiraKey = "HSEARCH-2678")
public void testOverridingSeveralAnalyzers() {
    QueryBuilder qb = sfHolder.getSearchFactory().buildQueryBuilder().forEntity(Book.class)
            .overridesForField("author", "titleAnalyzer").overridesForField("title", "authorAnalyzer").get();
    Query query = qb.simpleQueryString().onFields("title", "author").withAndAsDefaultOperator()
            .matching("Molire").createQuery();

    HSQuery hsQuery = sfHolder.getSearchFactory().createHSQuery(query, Book.class);
    hsQuery.sort(new Sort(new SortField("title_sort", SortField.Type.STRING)));
    hsQuery.queryEntityInfos();//from  w  w w.  ja v a2s.c o  m
}

From source file:org.hibernate.search.engineperformance.elasticsearch.NonStreamWriteJMHBenchmarks.java

License:LGPL

@Benchmark
@Threads(6 * AbstractBookEntity.TYPE_COUNT)
public void queryBooksByBestRating(NonStreamWriteEngineHolder eh, NonStreamQueryParams qp, Blackhole bh) {
    SearchIntegrator searchIntegrator = eh.getSearchIntegrator();
    Class<?> entityType = qp.getEntityType();
    Query luceneQuery = searchIntegrator.buildQueryBuilder().forEntity(entityType).get().all().createQuery();

    int maxResults = qp.getQueryMaxResults();

    HSQuery hsQuery = searchIntegrator.createHSQuery(luceneQuery, entityType);
    hsQuery.sort(new Sort(new SortField("rating", SortField.Type.FLOAT, true)));
    hsQuery.maxResults(maxResults);// w w w  .  j av a2 s. com
    int queryResultSize = hsQuery.queryResultSize();
    List<EntityInfo> queryEntityInfos = hsQuery.queryEntityInfos();
    bh.consume(queryResultSize);
    bh.consume(queryEntityInfos);
}

From source file:org.hibernate.search.engineperformance.JMHBenchmarks.java

License:LGPL

@Benchmark
@Threads(20)// w w w. j av a2  s  . c  o  m
public void queryBooksByBestRating(QueryEngineHolder eh, Blackhole bh) {
    SearchIntegrator searchIntegrator = eh.si;
    Query luceneQuery = searchIntegrator.buildQueryBuilder().forEntity(BookEntity.class).get().all()
            .createQuery();

    long expectedIndexSize = eh.getExpectedIndexSize();
    int maxResults = eh.getMaxResults();

    HSQuery hsQuery = searchIntegrator.createHSQuery(luceneQuery, BookEntity.class);
    hsQuery.targetedEntities(Arrays.<Class<?>>asList(BookEntity.class));
    hsQuery.sort(new Sort(new SortField("rating", SortField.Type.FLOAT, true)));
    hsQuery.maxResults(maxResults);
    int queryResultSize = hsQuery.queryResultSize();
    List<EntityInfo> queryEntityInfos = hsQuery.queryEntityInfos();
    if (eh.isQuerySync() && queryResultSize != expectedIndexSize) {
        throw new RuntimeException("Unexpected index size");
    }
    if (maxResults != queryEntityInfos.size()) {
        throw new RuntimeException("Unexpected resultset size");
    }
    bh.consume(queryEntityInfos);
}

From source file:org.hibernate.search.engineperformance.lucene.JMHBenchmarks.java

License:LGPL

@Benchmark
@Threads(20)/*from w  ww .  jav  a 2s.c  o  m*/
public void queryBooksByBestRating(QueryEngineHolder eh, Blackhole bh) {
    SearchIntegrator searchIntegrator = eh.si;
    Query luceneQuery = searchIntegrator.buildQueryBuilder().forEntity(BookEntity.class).get().all()
            .createQuery();

    long expectedIndexSize = eh.getExpectedIndexSize();
    int maxResults = eh.getMaxResults();

    HSQuery hsQuery = searchIntegrator.createHSQuery(luceneQuery, BookEntity.class);
    hsQuery.sort(new Sort(new SortField("rating", SortField.Type.FLOAT, true)));
    hsQuery.maxResults(maxResults);
    int queryResultSize = hsQuery.queryResultSize();
    List<EntityInfo> queryEntityInfos = hsQuery.queryEntityInfos();
    if (eh.isQuerySync() && queryResultSize != expectedIndexSize) {
        throw new RuntimeException("Unexpected index size");
    }
    if (maxResults != queryEntityInfos.size()) {
        throw new RuntimeException("Unexpected resultset size");
    }
    bh.consume(queryEntityInfos);
}

From source file:org.hibernate.search.query.dsl.sort.impl.SortFieldStates.java

License:LGPL

public Sort createSort() {
    return new Sort(sortFields.toArray(new SortField[sortFields.size()]));
}

From source file:org.hibernate.search.test.backend.elasticsearch.ElasticSearchIT.java

License:LGPL

@Test
public void testSort() throws Exception {
    Session s = openSession();//from   ww w .j a va  2 s .  co  m
    FullTextSession session = Search.getFullTextSession(s);
    Transaction tx = s.beginTransaction();

    QueryDescriptor query = ElasticSearchQueries
            .fromJson("{ 'query': { 'match' : { 'abstract' : 'Hibernate' } } }");

    // by title, ascending
    List<?> result = session.createFullTextQuery(query, ScientificArticle.class)
            .setSort(new Sort(new SortField("title", SortField.Type.STRING, false))).list();

    assertThat(result).onProperty("title").containsExactly("High-performance ORM", "Latest in ORM",
            "ORM for dummies", "ORM modelling");

    // By id, descending
    result = session.createFullTextQuery(query, ScientificArticle.class)
            .setSort(new Sort(new SortField("_uid", SortField.Type.STRING, true))).list();

    assertThat(result).onProperty("id").containsExactly(5L, 4L, 2L, 1L);

    tx.commit();
    s.close();
}

From source file:org.hibernate.search.test.dsl.BoostDSLTest.java

License:LGPL

@Test
public void testBoostOnTermQuery() {
    QueryBuilder qb = helper.queryBuilder(Coffee.class);

    Query query = qb.bool().should(qb.keyword().onField("name").boostedTo(40f).matching("Kazaar").createQuery())
            .should(qb.keyword().onField("summary").boostedTo(1f).matching("VELVETY").createQuery())
            .createQuery();//from w  ww  .  ja v a  2 s. c  o m

    helper.assertThat(query).from(Coffee.class).sort(new Sort(SortField.FIELD_SCORE))
            .matchesExactlyIds("Kazaar", "Dharkan");

    query = qb.bool().should(qb.keyword().onField("name").boostedTo(1f).matching("Kazaar").createQuery())
            .should(qb.keyword().onField("summary").boostedTo(40f).matching("VELVETY").createQuery())
            .createQuery();

    helper.assertThat(query).from(Coffee.class).sort(new Sort(SortField.FIELD_SCORE))
            .matchesExactlyIds("Dharkan", "Kazaar");
}