Example usage for org.springframework.data.solr.core.query GroupOptions addGroupByFunction

Introduction

In this page you can find the example usage for org.springframework.data.solr.core.query GroupOptions addGroupByFunction.

Prototype

public GroupOptions addGroupByFunction(Function function) 

Source Link

Document

Adds a group request for a Function result.

Usage

From source file:org.springframework.data.solr.core.DefaultQueryParserTests.java

/**
 * @see DATASOLR-121//  w  ww. ja v a 2 s .  c om
 */
@Test
public void testConstructGroupQueryWithAllPossibleParameters() {
    GroupOptions groupOptions = new GroupOptions();

    SimpleQuery query = new SimpleQuery();
    query.addCriteria(new SimpleStringCriteria("*:*"));
    query.setGroupOptions(groupOptions);
    groupOptions.setOffset(1);
    groupOptions.setLimit(2);
    groupOptions.addGroupByField("field_1");
    groupOptions.addGroupByFunction(MaxFunction.max("field_1", "field_2"));
    groupOptions.addGroupByQuery(new SimpleQuery("*:*"));
    groupOptions.addSort(new Sort(Sort.Direction.DESC, "field_3"));
    groupOptions.setTotalCount(true);

    SolrQuery solrQuery = queryParser.constructSolrQuery(query);

    assertGroupFormatPresent(solrQuery, true);
    Assert.assertEquals("field_1", solrQuery.get(GroupParams.GROUP_FIELD));
    Assert.assertEquals("{!func}max(field_1,field_2)", solrQuery.get(GroupParams.GROUP_FUNC));
    Assert.assertEquals("*:*", solrQuery.get(GroupParams.GROUP_QUERY));
    Assert.assertEquals("field_3 desc", solrQuery.get(GroupParams.GROUP_SORT));
    Assert.assertEquals("1", solrQuery.get(GroupParams.GROUP_OFFSET));
    Assert.assertEquals("2", solrQuery.get(GroupParams.GROUP_LIMIT));
}

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