org.elasticsearch.search.aggregations.bucket.SingleBucketAggregator Maven / Gradle / Ivy
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* the Apache License, Version 2.0 (the "License"); you may
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*
* http://www.apache.org/licenses/LICENSE-2.0
*
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package org.elasticsearch.search.aggregations.bucket;
import org.elasticsearch.search.aggregations.Aggregator;
import org.elasticsearch.search.aggregations.support.AggregationContext;
import org.elasticsearch.search.aggregations.AggregatorFactories;
/**
* A bucket aggregator that doesn't create new buckets.
*/
public abstract class SingleBucketAggregator extends BucketsAggregator {
protected SingleBucketAggregator(String name, AggregatorFactories factories,
AggregationContext aggregationContext, Aggregator parent) {
super(name, BucketAggregationMode.MULTI_BUCKETS, factories, parent == null ? 1 : parent.estimatedBucketCount(), aggregationContext, parent);
}
@Override
public boolean shouldCollect() {
return true;
}
}