org.elasticsearch.index.fielddata.plain.BinaryDVAtomicFieldData Maven / Gradle / Ivy
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This OSGi bundle wraps ${pkgArtifactId} ${pkgVersion} jar file.
/*
* 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.AtomicReader;
import org.apache.lucene.index.BinaryDocValues;
import org.apache.lucene.index.DocValues;
import org.apache.lucene.util.Bits;
import org.elasticsearch.ElasticsearchIllegalStateException;
import org.elasticsearch.index.fielddata.*;
import org.elasticsearch.index.fielddata.ScriptDocValues.Strings;
import java.io.IOException;
/** {@link AtomicFieldData} impl on top of Lucene's binary doc values. */
public class BinaryDVAtomicFieldData implements AtomicFieldData {
private final AtomicReader reader;
private final String field;
public BinaryDVAtomicFieldData(AtomicReader reader, String field) {
this.reader = reader;
this.field = field;
}
@Override
public SortedBinaryDocValues getBytesValues() {
try {
final BinaryDocValues values = DocValues.getBinary(reader, field);
final Bits docsWithField = DocValues.getDocsWithField(reader, field);
return FieldData.singleton(values, docsWithField);
} catch (IOException e) {
throw new ElasticsearchIllegalStateException("Cannot load doc values", e);
}
}
@Override
public Strings getScriptValues() {
return new ScriptDocValues.Strings(getBytesValues());
}
@Override
public void close() {
// no-op
}
@Override
public long ramBytesUsed() {
return 0; // unknown
}
}