/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.search.aggregations;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import org.elasticsearch.common.inject.AbstractModule;
import org.elasticsearch.common.inject.Module;
import org.elasticsearch.common.inject.SpawnModules;
import org.elasticsearch.common.inject.multibindings.Multibinder;
import org.elasticsearch.search.aggregations.bucket.children.ChildrenParser;
import org.elasticsearch.search.aggregations.bucket.filter.FilterParser;
import org.elasticsearch.search.aggregations.bucket.filters.FiltersParser;
import org.elasticsearch.search.aggregations.bucket.geogrid.GeoHashGridParser;
import org.elasticsearch.search.aggregations.bucket.global.GlobalParser;
import org.elasticsearch.search.aggregations.bucket.histogram.DateHistogramParser;
import org.elasticsearch.search.aggregations.bucket.histogram.HistogramParser;
import org.elasticsearch.search.aggregations.bucket.missing.MissingParser;
import org.elasticsearch.search.aggregations.bucket.nested.NestedParser;
import org.elasticsearch.search.aggregations.bucket.nested.ReverseNestedParser;
import org.elasticsearch.search.aggregations.bucket.range.RangeParser;
import org.elasticsearch.search.aggregations.bucket.range.date.DateRangeParser;
import org.elasticsearch.search.aggregations.bucket.range.geodistance.GeoDistanceParser;
import org.elasticsearch.search.aggregations.bucket.range.ipv4.IpRangeParser;
import org.elasticsearch.search.aggregations.bucket.significant.SignificantTermsParser;
import org.elasticsearch.search.aggregations.bucket.significant.heuristics.SignificantTermsHeuristicModule;
import org.elasticsearch.search.aggregations.bucket.terms.TermsParser;
import org.elasticsearch.search.aggregations.metrics.avg.AvgParser;
import org.elasticsearch.search.aggregations.metrics.cardinality.CardinalityParser;
import org.elasticsearch.search.aggregations.metrics.geobounds.GeoBoundsParser;
import org.elasticsearch.search.aggregations.metrics.max.MaxParser;
import org.elasticsearch.search.aggregations.metrics.min.MinParser;
import org.elasticsearch.search.aggregations.metrics.percentiles.PercentileRanksParser;
import org.elasticsearch.search.aggregations.metrics.percentiles.PercentilesParser;
import org.elasticsearch.search.aggregations.metrics.scripted.ScriptedMetricParser;
import org.elasticsearch.search.aggregations.metrics.stats.StatsParser;
import org.elasticsearch.search.aggregations.metrics.stats.extended.ExtendedStatsParser;
import org.elasticsearch.search.aggregations.metrics.sum.SumParser;
import org.elasticsearch.search.aggregations.metrics.tophits.TopHitsParser;
import org.elasticsearch.search.aggregations.metrics.valuecount.ValueCountParser;
import java.util.List;
/**
* The main module for the get (binding all get components together)
*/
public class AggregationModule extends AbstractModule implements SpawnModules{
private List<Class<? extends Aggregator.Parser>> parsers = Lists.newArrayList();
public AggregationModule() {
parsers.add(AvgParser.class);
parsers.add(SumParser.class);
parsers.add(MinParser.class);
parsers.add(MaxParser.class);
parsers.add(StatsParser.class);
parsers.add(ExtendedStatsParser.class);
parsers.add(ValueCountParser.class);
parsers.add(PercentilesParser.class);
parsers.add(PercentileRanksParser.class);
parsers.add(CardinalityParser.class);
parsers.add(GlobalParser.class);
parsers.add(MissingParser.class);
parsers.add(FilterParser.class);
parsers.add(FiltersParser.class);
parsers.add(TermsParser.class);
parsers.add(SignificantTermsParser.class);
parsers.add(RangeParser.class);
parsers.add(DateRangeParser.class);
parsers.add(IpRangeParser.class);
parsers.add(HistogramParser.class);
parsers.add(DateHistogramParser.class);
parsers.add(GeoDistanceParser.class);
parsers.add(GeoHashGridParser.class);
parsers.add(NestedParser.class);
parsers.add(ReverseNestedParser.class);
parsers.add(TopHitsParser.class);
parsers.add(GeoBoundsParser.class);
parsers.add(ScriptedMetricParser.class);
parsers.add(ChildrenParser.class);
}
/**
* Enabling extending the get module by adding a custom aggregation parser.
*
* @param parser The parser for the custom aggregator.
*/
public void addAggregatorParser(Class<? extends Aggregator.Parser> parser) {
parsers.add(parser);
}
@Override
protected void configure() {
Multibinder<Aggregator.Parser> multibinder = Multibinder.newSetBinder(binder(), Aggregator.Parser.class);
for (Class<? extends Aggregator.Parser> parser : parsers) {
multibinder.addBinding().to(parser);
}
bind(AggregatorParsers.class).asEagerSingleton();
bind(AggregationParseElement.class).asEagerSingleton();
bind(AggregationPhase.class).asEagerSingleton();
}
@Override
public Iterable<? extends Module> spawnModules() {
return ImmutableList.of(new SignificantTermsHeuristicModule());
}
}