StatsBucketParser.java example

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package org.elasticsearch.search.aggregations.pipeline.bucketmetrics.stats;

import org.elasticsearch.search.aggregations.pipeline.BucketHelpers.GapPolicy;
import org.elasticsearch.search.aggregations.pipeline.PipelineAggregatorFactory;
import org.elasticsearch.search.aggregations.pipeline.bucketmetrics.BucketMetricsParser;
import org.elasticsearch.search.aggregations.support.format.ValueFormatter;

import java.util.Map;

public class StatsBucketParser extends BucketMetricsParser {
    @Override
    public String type() {
        return StatsBucketPipelineAggregator.TYPE.name();
    }

    @Override
    protected PipelineAggregatorFactory buildFactory(String pipelineAggregatorName, String[] bucketsPaths, GapPolicy gapPolicy,
            ValueFormatter formatter, Map<String, Object> unparsedParams) {
        return new StatsBucketPipelineAggregator.Factory(pipelineAggregatorName, bucketsPaths, gapPolicy, formatter);
    }
}