YugabyteDB (2.13.0.0-b42, bfc6a6643e7399ac8a0e81d06a3ee6d6571b33ab)

//  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.

//

// The following only applies to changes made to this file as part of YugaByte development.

//

// Portions Copyright (c) YugaByte, Inc.

//

// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except

// in compliance with the License.  You may obtain a copy of the License at

//

// http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software distributed under the License

// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

// or implied.  See the License for the specific language governing permissions and limitations

// under the License.

//

// Copyright (c) 2011 The LevelDB Authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file. See the AUTHORS file for names of contributors.

#include "yb/rocksdb/utilities/leveldb_options.h"

#include "yb/rocksdb/cache.h"

#include "yb/rocksdb/comparator.h"

#include "yb/rocksdb/env.h"

#include "yb/rocksdb/filter_policy.h"

#include "yb/rocksdb/options.h"

#include "yb/rocksdb/table.h"

namespace rocksdb {

LevelDBOptions::LevelDBOptions()

    : comparator(BytewiseComparator()),

      create_if_missing(false),

      error_if_exists(false),

      paranoid_checks(false),

      env(Env::Default()),

      info_log(nullptr),

      write_buffer_size(4 << 20),

      max_open_files(1000),

      block_cache(nullptr),

      block_size(4096),

      block_restart_interval(16),

      compression(kSnappyCompression),

      filter_policy(nullptr) {}

Options ConvertOptions(const LevelDBOptions& leveldb_options) {

  Options options = Options();

  options.create_if_missing = leveldb_options.create_if_missing;

  options.error_if_exists = leveldb_options.error_if_exists;

  options.paranoid_checks = leveldb_options.paranoid_checks;

  options.env = leveldb_options.env;

  options.info_log.reset(leveldb_options.info_log);

  options.write_buffer_size = leveldb_options.write_buffer_size;

  options.max_open_files = leveldb_options.max_open_files;

  options.compression = leveldb_options.compression;

  BlockBasedTableOptions table_options;

  table_options.block_cache.reset(leveldb_options.block_cache);

  table_options.block_size = leveldb_options.block_size;

  table_options.block_restart_interval = leveldb_options.block_restart_interval;

  table_options.filter_policy.reset(leveldb_options.filter_policy);

  options.table_factory.reset(NewBlockBasedTableFactory(table_options));

  return options;

}

}  // namespace rocksdb