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RocksDB for Erlang
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deps/rocksdb/include/rocksdb/ldb_tool.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 <string>
#include <vector>
#include "rocksdb/db.h"
#include "rocksdb/options.h"
namespace ROCKSDB_NAMESPACE {
// An interface for converting a slice to a readable string
class SliceFormatter {
public:
virtual ~SliceFormatter() {}
virtual std::string Format(const Slice& s) const = 0;
};
// Options for customizing ldb tool (beyond the DB Options)
struct LDBOptions {
// Create LDBOptions with default values for all fields
LDBOptions();
// Key formatter that converts a slice to a readable string.
// Default: Slice::ToString()
std::shared_ptr<SliceFormatter> key_formatter;
std::string print_help_header = "ldb - RocksDB Tool";
};
class LDBTool {
public:
// DEPRECATED because this function does not return, which can result in
// memory leaks being reported because of the default Options() etc. not being
// destroyed.
void Run(
int argc, char** argv, Options db_options = Options(),
const LDBOptions& ldb_options = LDBOptions(),
const std::vector<ColumnFamilyDescriptor>* column_families = nullptr);
int RunAndReturn(
int argc, char** argv, const Options& db_options = Options(),
const LDBOptions& ldb_options = LDBOptions(),
const std::vector<ColumnFamilyDescriptor>* column_families = nullptr);
};
} // namespace ROCKSDB_NAMESPACE