rocksdb/table/bloom_block.h

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// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
// This source code is also licensed under the GPLv2 license found in the
// COPYING file in the root directory of this source tree.
#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