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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 "sort_blob_writer.h"
#include <optional>
namespace search::common { class BlobConverter; }
namespace search::attribute {
/*
* Class for writing numeric sort blobs for arrays and
* weighted sets of string with ascending or descending
* sort order.
*/
class StringSortBlobWriter : public SortBlobWriter {
using BlobConverter = common::BlobConverter;
std::optional<size_t> _best_size;
unsigned char* _serialize_to;
size_t _available;
const BlobConverter* _bc;
const bool _asc;
public:
StringSortBlobWriter(void* serialize_to, size_t available, const BlobConverter* bc, bool asc) noexcept;
~StringSortBlobWriter() noexcept;
bool candidate(const char* val);
long write();
};
}
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