org.elasticsearch.search.aggregations.bucket.global.InternalGlobal Maven / Gradle / Ivy
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* Licensed to Elasticsearch under one or more contributor
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* 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.bucket.global;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.search.aggregations.AggregationStreams;
import org.elasticsearch.search.aggregations.InternalAggregations;
import org.elasticsearch.search.aggregations.bucket.InternalSingleBucketAggregation;
import java.io.IOException;
/**
* A global scope get (the document set on which we aggregate is all documents in the search context (ie. index + type)
* regardless the query.
*/
public class InternalGlobal extends InternalSingleBucketAggregation implements Global {
public final static Type TYPE = new Type("global");
public final static AggregationStreams.Stream STREAM = new AggregationStreams.Stream() {
@Override
public InternalGlobal readResult(StreamInput in) throws IOException {
InternalGlobal result = new InternalGlobal();
result.readFrom(in);
return result;
}
};
public static void registerStreams() {
AggregationStreams.registerStream(STREAM, TYPE.stream());
}
InternalGlobal() {} // for serialization
InternalGlobal(String name, long docCount, InternalAggregations aggregations) {
super(name, docCount, aggregations);
}
@Override
public Type type() {
return TYPE;
}
@Override
protected InternalSingleBucketAggregation newAggregation(String name, long docCount, InternalAggregations subAggregations) {
return new InternalGlobal(name, docCount, subAggregations);
}
}