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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* Copyright © 2017-2018 Amdocs
* ================================================================================
* Licensed 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.
* ============LICENSE_END=========================================================
*/
package org.onap.aai.sa.searchdbabstraction.searchapi;
/**
* An example of a date_range aggregation:
*
* <p>
*
* <pre>
* {
* "aggs": {
* "my_group": {
* "term": {
* "field": "group"
* }
* }
* }
* }
* </pre>
*
* @author sye
*/
public class GroupByAggregation extends AbstractAggregation {
@Override
public String toElasticSearch() {
StringBuilder sb = new StringBuilder();
sb.append("\"terms\": {\"field\": \"");
sb.append(field);
sb.append("\"");
if (size != null) {
sb.append(", \"size\": ");
sb.append(size);
}
if (minThreshold != null) {
sb.append(", \"min_doc_count\": ").append(minThreshold);
}
sb.append("}");
return sb.toString();
}
@Override
public String toString() {
return "{group-by: {field: " + field + ", size: " + size + " minThreshold: " + minThreshold + "}}";
}
}
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