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42 lines
1.0 KiB
C++
42 lines
1.0 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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// Copyright 上海赜睿信息科技有限公司(Zilliz) - All Rights Reserved
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// Unauthorized copying of this file, via any medium is strictly prohibited.
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// Proprietary and confidential.
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////////////////////////////////////////////////////////////////////////////////
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#pragma once
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#include "Types.h"
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#include <cstddef>
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#include <vector>
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namespace zilliz {
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namespace vecwise {
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namespace engine {
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class IDGenerator {
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public:
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virtual IDNumber GetNextIDNumber() = 0;
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virtual void GetNextIDNumbers(size_t n, IDNumbers& ids) = 0;
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virtual ~IDGenerator();
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}; // IDGenerator
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class SimpleIDGenerator : public IDGenerator {
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public:
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virtual IDNumber GetNextIDNumber() override;
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virtual void GetNextIDNumbers(size_t n, IDNumbers& ids) override;
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private:
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void NextIDNumbers(size_t n, IDNumbers& ids);
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const size_t MAX_IDS_PER_MICRO = 1000;
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}; // SimpleIDGenerator
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} // namespace engine
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} // namespace vecwise
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} // namespace zilliz
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