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/*
* 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.histogram;
import org.elasticsearch.common.logging.DeprecationCategory;
import org.elasticsearch.common.logging.DeprecationLogger;
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.bucket.histogram.AutoDateHistogramAggregationBuilder.RoundingInfo;
import org.elasticsearch.search.aggregations.support.AggregationContext;
import org.elasticsearch.search.aggregations.support.CoreValuesSourceType;
import org.elasticsearch.search.aggregations.support.ValuesSourceAggregatorFactory;
import org.elasticsearch.search.aggregations.support.ValuesSourceConfig;
import org.elasticsearch.search.aggregations.support.ValuesSourceRegistry;
import java.io.IOException;
import java.util.Arrays;
import java.util.Map;
public final class AutoDateHistogramAggregatorFactory extends ValuesSourceAggregatorFactory {
private static final DeprecationLogger DEPRECATION_LOGGER = DeprecationLogger.getLogger(AutoDateHistogramAggregator.class);
public static void registerAggregators(ValuesSourceRegistry.Builder builder) {
builder.register(
AutoDateHistogramAggregationBuilder.REGISTRY_KEY,
Arrays.asList(CoreValuesSourceType.DATE, CoreValuesSourceType.NUMERIC),
AutoDateHistogramAggregator::build,
true
);
builder.register(
AutoDateHistogramAggregationBuilder.REGISTRY_KEY,
CoreValuesSourceType.BOOLEAN,
(
String name,
AggregatorFactories factories,
int targetBuckets,
RoundingInfo[] roundingInfos,
ValuesSourceConfig valuesSourceConfig,
AggregationContext context,
Aggregator parent,
CardinalityUpperBound cardinality,
Map metadata) -> {
DEPRECATION_LOGGER.warn(
DeprecationCategory.AGGREGATIONS,
"auto-date-histogram-boolean",
"Running AutoIntervalDateHistogram aggregations on [boolean] fields is deprecated"
);
return AutoDateHistogramAggregator.build(
name,
factories,
targetBuckets,
roundingInfos,
valuesSourceConfig,
context,
parent,
cardinality,
metadata
);
},
true
);
}
private final AutoDateHistogramAggregatorSupplier aggregatorSupplier;
private final int numBuckets;
private RoundingInfo[] roundingInfos;
public AutoDateHistogramAggregatorFactory(
String name,
ValuesSourceConfig config,
int numBuckets,
RoundingInfo[] roundingInfos,
AggregationContext context,
AggregatorFactory parent,
AggregatorFactories.Builder subFactoriesBuilder,
Map metadata,
AutoDateHistogramAggregatorSupplier aggregatorSupplier
) throws IOException {
super(name, config, context, parent, subFactoriesBuilder, metadata);
this.aggregatorSupplier = aggregatorSupplier;
this.numBuckets = numBuckets;
this.roundingInfos = roundingInfos;
}
@Override
protected Aggregator doCreateInternal(Aggregator parent, CardinalityUpperBound cardinality, Map metadata)
throws IOException {
return aggregatorSupplier.build(name, factories, numBuckets, roundingInfos, config, context, parent, cardinality, metadata);
}
@Override
protected Aggregator createUnmapped(Aggregator parent, Map metadata) throws IOException {
return AutoDateHistogramAggregator.build(
name,
factories,
numBuckets,
roundingInfos,
config,
context,
parent,
CardinalityUpperBound.NONE,
metadata
);
}
}