| // 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 |