Revision dc7d1554381e37d1dcb15e01e964de2f4e79c7ad authored by ltamasi on 09 September 2022, 16:56:10 UTC, committed by Facebook GitHub Bot on 09 September 2022, 16:56:10 UTC
Summary: Pull Request resolved: https://github.com/facebook/rocksdb/pull/10653 Reviewed By: riversand963 Differential Revision: D39368165 Pulled By: ltamasi fbshipit-source-id: 06cfd3c87ca90b9d07c082d5e307c0dc6a16840c
1 parent 4100eb3
kv_map.h
// 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 <map>
#include <string>
#include "rocksdb/comparator.h"
#include "rocksdb/slice.h"
#include "util/coding.h"
namespace ROCKSDB_NAMESPACE {
namespace stl_wrappers {
struct LessOfComparator {
explicit LessOfComparator(const Comparator* c = BytewiseComparator())
: cmp(c) {}
bool operator()(const std::string& a, const std::string& b) const {
return cmp->Compare(Slice(a), Slice(b)) < 0;
}
bool operator()(const Slice& a, const Slice& b) const {
return cmp->Compare(a, b) < 0;
}
const Comparator* cmp;
};
using KVMap = std::map<std::string, std::string, LessOfComparator>;
}
} // namespace ROCKSDB_NAMESPACE
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