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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "multivalueattributesaver.h"
#include "multi_value_mapping.h"
#include <vespa/searchcommon/attribute/multi_value_traits.h>
namespace search {
/*
* Class for saving a multivalue attribute.
*
* Template argument MultiValueT is either ValueType or
* multivalue::WeightedValue<ValueType>
*/
template <typename MultiValueT>
class MultiValueNumericAttributeSaver : public MultiValueAttributeSaver
{
using Parent = MultiValueAttributeSaver;
using MultiValueType = MultiValueT;
using ValueType = multivalue::ValueType_t<MultiValueType>;
using GenerationHandler = vespalib::GenerationHandler;
using Parent::_frozenIndices;
using MultiValueMapping = attribute::MultiValueMapping<MultiValueType>;
const MultiValueMapping &_mvMapping;
public:
virtual bool onSave(IAttributeSaveTarget &saveTarget) override;
MultiValueNumericAttributeSaver(GenerationHandler::Guard &&guard,
const attribute::AttributeHeader &header,
const MultiValueMapping &mvMapping);
virtual ~MultiValueNumericAttributeSaver();
};
} // namespace search
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