org.elasticsearch.search.aggregations.bucket.geogrid.GeoTileGridAggregator Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of elasticsearch Show documentation
Show all versions of elasticsearch Show documentation
Elasticsearch subproject :server
/*
* 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.geogrid;
import org.elasticsearch.search.aggregations.Aggregator;
import org.elasticsearch.search.aggregations.AggregatorFactories;
import org.elasticsearch.search.aggregations.CardinalityUpperBound;
import org.elasticsearch.search.aggregations.support.AggregationContext;
import org.elasticsearch.search.aggregations.support.ValuesSource;
import java.io.IOException;
import java.util.Collections;
import java.util.List;
import java.util.Map;
/**
* Aggregates data expressed as geotile longs (for efficiency's sake) but formats results as geotile strings.
*/
public class GeoTileGridAggregator extends GeoGridAggregator {
public GeoTileGridAggregator(
String name,
AggregatorFactories factories,
ValuesSource.Numeric valuesSource,
int requiredSize,
int shardSize,
AggregationContext context,
Aggregator parent,
CardinalityUpperBound cardinality,
Map metadata
) throws IOException {
super(name, factories, valuesSource, requiredSize, shardSize, context, parent, cardinality, metadata);
}
@Override
protected InternalGeoTileGrid buildAggregation(
String name,
int requiredSize,
List buckets,
Map metadata
) {
return new InternalGeoTileGrid(name, requiredSize, buckets, metadata);
}
@Override
public InternalGeoTileGrid buildEmptyAggregation() {
return new InternalGeoTileGrid(name, requiredSize, Collections.emptyList(), metadata());
}
protected InternalGeoGridBucket newEmptyBucket() {
return new InternalGeoTileGridBucket(0, 0, null);
}
}