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rocksdb/table/bloom_block.h

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1.0 KiB

// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#pragma once
#include <vector>
#include <string>
#include "util/dynamic_bloom.h"
namespace rocksdb {
class Logger;
class BloomBlockBuilder {
public:
static const std::string kBloomBlock;
explicit BloomBlockBuilder(uint32_t num_probes = 6)
: bloom_(num_probes, nullptr) {}
void SetTotalBits(Allocator* allocator, uint32_t total_bits,
uint32_t locality, size_t huge_page_tlb_size,
Logger* logger) {
bloom_.SetTotalBits(allocator, total_bits, locality, huge_page_tlb_size,
logger);
}
uint32_t GetNumBlocks() const { return bloom_.GetNumBlocks(); }
void AddKeysHashes(const std::vector<uint32_t>& keys_hashes);
Slice Finish();
private:
DynamicBloom bloom_;
};
}; // namespace rocksdb