org.elasticsearch.search.aggregations.bucket.sampler.SamplerAggregatorFactory Maven / Gradle / Ivy

/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

package org.elasticsearch.search.aggregations.bucket.sampler;

import org.elasticsearch.search.aggregations.Aggregator;
import org.elasticsearch.search.aggregations.AggregatorFactories;
import org.elasticsearch.search.aggregations.AggregatorFactory;
import org.elasticsearch.search.aggregations.CardinalityUpperBound;
import org.elasticsearch.search.aggregations.support.AggregationContext;

import java.io.IOException;
import java.util.Map;

public class SamplerAggregatorFactory extends AggregatorFactory {

    private final int shardSize;

    SamplerAggregatorFactory(
        String name,
        int shardSize,
        AggregationContext context,
        AggregatorFactory parent,
        AggregatorFactories.Builder subFactories,
        Map metadata
    ) throws IOException {
        super(name, context, parent, subFactories, metadata);
        this.shardSize = shardSize;
    }

    @Override
    public Aggregator createInternal(Aggregator parent, CardinalityUpperBound cardinality, Map metadata)
        throws IOException {
        return new SamplerAggregator(name, shardSize, factories, context, parent, metadata);
    }

}