org.elasticsearch.index.fielddata.plain.AbstractGeoPointDVIndexFieldData Maven / Gradle / Ivy
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/*
* 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.index.fielddata.plain;
import org.apache.lucene.index.DocValues;
import org.apache.lucene.index.LeafReaderContext;
import org.elasticsearch.Version;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.index.Index;
import org.elasticsearch.index.IndexSettings;
import org.elasticsearch.index.fielddata.AtomicGeoPointFieldData;
import org.elasticsearch.index.fielddata.IndexFieldData;
import org.elasticsearch.index.fielddata.IndexFieldData.XFieldComparatorSource.Nested;
import org.elasticsearch.index.fielddata.IndexFieldDataCache;
import org.elasticsearch.index.fielddata.IndexGeoPointFieldData;
import org.elasticsearch.index.mapper.MappedFieldType;
import org.elasticsearch.index.mapper.MapperService;
import org.elasticsearch.indices.breaker.CircuitBreakerService;
import org.elasticsearch.search.MultiValueMode;
import java.io.IOException;
public abstract class AbstractGeoPointDVIndexFieldData extends DocValuesIndexFieldData implements IndexGeoPointFieldData {
AbstractGeoPointDVIndexFieldData(Index index, String fieldName) {
super(index, fieldName);
}
@Override
public final XFieldComparatorSource comparatorSource(@Nullable Object missingValue, MultiValueMode sortMode, Nested nested) {
throw new IllegalArgumentException("can't sort on geo_point field without using specific sorting feature, like geo_distance");
}
/**
* Lucene 5.4 GeoPointFieldType
*/
public static class GeoPointDVIndexFieldData extends AbstractGeoPointDVIndexFieldData {
final boolean indexCreatedBefore2x;
public GeoPointDVIndexFieldData(Index index, String fieldName, final boolean indexCreatedBefore2x) {
super(index, fieldName);
this.indexCreatedBefore2x = indexCreatedBefore2x;
}
@Override
public AtomicGeoPointFieldData load(LeafReaderContext context) {
try {
if (indexCreatedBefore2x) {
return new GeoPointLegacyDVAtomicFieldData(DocValues.getBinary(context.reader(), fieldName));
}
return new GeoPointDVAtomicFieldData(DocValues.getSortedNumeric(context.reader(), fieldName));
} catch (IOException e) {
throw new IllegalStateException("Cannot load doc values", e);
}
}
@Override
public AtomicGeoPointFieldData loadDirect(LeafReaderContext context) throws Exception {
return load(context);
}
}
public static class Builder implements IndexFieldData.Builder {
@Override
public IndexFieldData build(IndexSettings indexSettings, MappedFieldType fieldType, IndexFieldDataCache cache,
CircuitBreakerService breakerService, MapperService mapperService) {
if (indexSettings.getIndexVersionCreated().before(Version.V_2_2_0)
&& fieldType.hasDocValues() == false) {
return new GeoPointArrayIndexFieldData(indexSettings, fieldType.name(), cache, breakerService);
}
// Ignore breaker
return new GeoPointDVIndexFieldData(indexSettings.getIndex(), fieldType.name(),
indexSettings.getIndexVersionCreated().before(Version.V_2_2_0));
}
}
}