/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.search.aggregations;
import org.elasticsearch.action.index.IndexRequestBuilder;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.search.aggregations.bucket.terms.Terms;
import org.elasticsearch.search.aggregations.metrics.sum.Sum;
import org.elasticsearch.search.aggregations.pipeline.bucketmetrics.InternalBucketMetricValue;
import org.elasticsearch.test.ESIntegTestCase;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;
import static org.elasticsearch.search.aggregations.AggregationBuilders.sum;
import static org.elasticsearch.search.aggregations.AggregationBuilders.terms;
import static org.elasticsearch.search.aggregations.pipeline.PipelineAggregatorBuilders.maxBucket;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertSearchResponse;
public class MetaDataIT extends ESIntegTestCase {
public void testMetaDataSetOnAggregationResult() throws Exception {
assertAcked(client().admin().indices().prepareCreate("idx")
.addMapping("type", "name", "type=keyword").get());
IndexRequestBuilder[] builders = new IndexRequestBuilder[randomInt(30)];
for (int i = 0; i < builders.length; i++) {
String name = "name_" + randomIntBetween(1, 10);
builders[i] = client().prepareIndex("idx", "type").setSource(jsonBuilder()
.startObject()
.field("name", name)
.field("value", randomInt())
.endObject());
}
indexRandom(true, builders);
ensureSearchable();
final Map<String, Object> nestedMetaData = new HashMap<String, Object>() {{
put("nested", "value");
}};
Map<String, Object> metaData = new HashMap<String, Object>() {{
put("key", "value");
put("numeric", 1.2);
put("bool", true);
put("complex", nestedMetaData);
}};
SearchResponse response = client().prepareSearch("idx")
.addAggregation(
terms("the_terms")
.setMetaData(metaData)
.field("name")
.subAggregation(
sum("the_sum")
.setMetaData(metaData)
.field("value")
)
)
.addAggregation(maxBucket("the_max_bucket", "the_terms>the_sum").setMetaData(metaData))
.execute().actionGet();
assertSearchResponse(response);
Aggregations aggs = response.getAggregations();
assertNotNull(aggs);
Terms terms = aggs.get("the_terms");
assertNotNull(terms);
assertMetaData(terms.getMetaData());
List<? extends Terms.Bucket> buckets = terms.getBuckets();
for (Terms.Bucket bucket : buckets) {
Aggregations subAggs = bucket.getAggregations();
assertNotNull(subAggs);
Sum sum = subAggs.get("the_sum");
assertNotNull(sum);
assertMetaData(sum.getMetaData());
}
InternalBucketMetricValue maxBucket = aggs.get("the_max_bucket");
assertNotNull(maxBucket);
assertMetaData(maxBucket.getMetaData());
}
private void assertMetaData(Map<String, Object> returnedMetaData) {
assertNotNull(returnedMetaData);
assertEquals(4, returnedMetaData.size());
assertEquals("value", returnedMetaData.get("key"));
assertEquals(1.2, returnedMetaData.get("numeric"));
assertEquals(true, returnedMetaData.get("bool"));
Object nestedObject = returnedMetaData.get("complex");
assertNotNull(nestedObject);
Map<String, Object> nestedMap = (Map<String, Object>)nestedObject;
assertEquals("value", nestedMap.get("nested"));
}
}