org.elasticsearch.index.fielddata.plain.StringBinaryIndexFieldData Maven / Gradle / Ivy
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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.index.fielddata.plain;
import org.apache.lucene.index.DocValues;
import org.apache.lucene.index.LeafReaderContext;
import org.apache.lucene.search.SortField;
import org.elasticsearch.common.util.BigArrays;
import org.elasticsearch.index.fielddata.IndexFieldData;
import org.elasticsearch.index.fielddata.IndexFieldData.XFieldComparatorSource.Nested;
import org.elasticsearch.index.fielddata.SortedBinaryDocValues;
import org.elasticsearch.index.fielddata.fieldcomparator.BytesRefFieldComparatorSource;
import org.elasticsearch.script.field.ToScriptFieldFactory;
import org.elasticsearch.search.DocValueFormat;
import org.elasticsearch.search.MultiValueMode;
import org.elasticsearch.search.aggregations.support.ValuesSourceType;
import org.elasticsearch.search.sort.BucketedSort;
import org.elasticsearch.search.sort.SortOrder;
import java.io.IOException;
public class StringBinaryIndexFieldData implements IndexFieldData {
protected final String fieldName;
protected final ValuesSourceType valuesSourceType;
protected final ToScriptFieldFactory toScriptFieldFactory;
public StringBinaryIndexFieldData(
String fieldName,
ValuesSourceType valuesSourceType,
ToScriptFieldFactory toScriptFieldFactory
) {
this.fieldName = fieldName;
this.valuesSourceType = valuesSourceType;
this.toScriptFieldFactory = toScriptFieldFactory;
}
@Override
public final String getFieldName() {
return fieldName;
}
@Override
public ValuesSourceType getValuesSourceType() {
return valuesSourceType;
}
@Override
public SortField sortField(Object missingValue, MultiValueMode sortMode, Nested nested, boolean reverse) {
XFieldComparatorSource source = new BytesRefFieldComparatorSource(this, missingValue, sortMode, nested);
return new SortField(getFieldName(), source, reverse);
}
@Override
public StringBinaryDVLeafFieldData load(LeafReaderContext context) {
try {
return new StringBinaryDVLeafFieldData(DocValues.getBinary(context.reader(), fieldName), toScriptFieldFactory);
} catch (IOException e) {
throw new IllegalStateException("Cannot load doc values", e);
}
}
@Override
public BucketedSort newBucketedSort(
BigArrays bigArrays,
Object missingValue,
MultiValueMode sortMode,
Nested nested,
SortOrder sortOrder,
DocValueFormat format,
int bucketSize,
BucketedSort.ExtraData extra
) {
throw new IllegalArgumentException("can't sort on binary field");
}
@Override
public StringBinaryDVLeafFieldData loadDirect(LeafReaderContext context) throws Exception {
return load(context);
}
}