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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "docsum_field_writer.h"
namespace search::docsummary {
/*
* Class for writing values from a string attribute vector as arrays
* containing the tokens. The string values are not split but they are
* lowercased if the string attribute vector uses uncased matching.
*/
class AttributeTokensDFW : public DocsumFieldWriter
{
private:
vespalib::string _input_field_name;
uint32_t _state_index; // index into _fieldWriterStates in GetDocsumsState
protected:
const vespalib::string & getAttributeName() const override;
public:
AttributeTokensDFW(const vespalib::string& input_field_name);
~AttributeTokensDFW() override;
bool isGenerated() const override;
bool setFieldWriterStateIndex(uint32_t fieldWriterStateIndex) override;
void insertField(uint32_t docid, const IDocsumStoreDocument* doc, GetDocsumsState& state, vespalib::slime::Inserter& target) const override;
};
}
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