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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
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package org.elasticsearch.index.fielddata.plain;
import org.apache.lucene.index.LeafReaderContext;
import org.apache.lucene.index.DocValues;
import org.elasticsearch.ElasticsearchIllegalArgumentException;
import org.elasticsearch.ElasticsearchIllegalStateException;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.index.Index;
import org.elasticsearch.index.fielddata.FieldDataType;
import org.elasticsearch.index.fielddata.IndexFieldData;
import org.elasticsearch.index.fielddata.IndexFieldData.XFieldComparatorSource.Nested;
import org.elasticsearch.index.fielddata.IndexFieldDataCache;
import org.elasticsearch.index.mapper.FieldMapper;
import org.elasticsearch.index.mapper.FieldMapper.Names;
import org.elasticsearch.index.mapper.MapperService;
import org.elasticsearch.indices.breaker.CircuitBreakerService;
import org.elasticsearch.search.MultiValueMode;
import java.io.IOException;
public class BytesBinaryDVIndexFieldData extends DocValuesIndexFieldData implements IndexFieldData<BytesBinaryDVAtomicFieldData> {
public BytesBinaryDVIndexFieldData(Index index, Names fieldNames, FieldDataType fieldDataType) {
super(index, fieldNames, fieldDataType);
}
@Override
public final XFieldComparatorSource comparatorSource(@Nullable Object missingValue, MultiValueMode sortMode, Nested nested) {
throw new ElasticsearchIllegalArgumentException("can't sort on binary field");
}
@Override
public BytesBinaryDVAtomicFieldData load(LeafReaderContext context) {
try {
return new BytesBinaryDVAtomicFieldData(DocValues.getBinary(context.reader(), fieldNames.indexName()));
} catch (IOException e) {
throw new ElasticsearchIllegalStateException("Cannot load doc values", e);
}
}
@Override
public BytesBinaryDVAtomicFieldData loadDirect(LeafReaderContext context) throws Exception {
return load(context);
}
public static class Builder implements IndexFieldData.Builder {
@Override
public IndexFieldData<?> build(Index index, Settings indexSettings, FieldMapper<?> mapper, IndexFieldDataCache cache,
CircuitBreakerService breakerService, MapperService mapperService) {
// Ignore breaker
final Names fieldNames = mapper.names();
return new BytesBinaryDVIndexFieldData(index, fieldNames, mapper.fieldDataType());
}
}
}