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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 "sort_blob_writer.h"
#include <optional>
namespace search::attribute {
/*
* Class for writing numeric sort blobs for arrays and
* weighted sets of type T with ascending or descending
* sort order.
*/
template <typename T, bool asc>
class NumericSortBlobWriter : public SortBlobWriter {
std::optional<T> _best;
public:
NumericSortBlobWriter() noexcept;
~NumericSortBlobWriter() noexcept;
void candidate(T val);
long write(void *serTo, size_t available);
};
}
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