]>
Commit | Line | Data |
---|---|---|
7c673cae | 1 | // Copyright (c) 2011-present, Facebook, Inc. All rights reserved. |
11fdf7f2 TL |
2 | // This source code is licensed under both the GPLv2 (found in the |
3 | // COPYING file in the root directory) and Apache 2.0 License | |
4 | // (found in the LICENSE.Apache file in the root directory). | |
7c673cae FG |
5 | // |
6 | // Copyright (c) 2011 The LevelDB Authors. All rights reserved. | |
7 | // Use of this source code is governed by a BSD-style license that can be | |
8 | // found in the LICENSE file. See the AUTHORS file for names of contributors. | |
9 | ||
10 | #include "rocksdb/utilities/leveldb_options.h" | |
11 | #include "rocksdb/cache.h" | |
12 | #include "rocksdb/comparator.h" | |
13 | #include "rocksdb/env.h" | |
14 | #include "rocksdb/filter_policy.h" | |
15 | #include "rocksdb/options.h" | |
16 | #include "rocksdb/table.h" | |
17 | ||
f67539c2 | 18 | namespace ROCKSDB_NAMESPACE { |
7c673cae FG |
19 | |
20 | LevelDBOptions::LevelDBOptions() | |
21 | : comparator(BytewiseComparator()), | |
22 | create_if_missing(false), | |
23 | error_if_exists(false), | |
24 | paranoid_checks(false), | |
25 | env(Env::Default()), | |
26 | info_log(nullptr), | |
27 | write_buffer_size(4 << 20), | |
28 | max_open_files(1000), | |
29 | block_cache(nullptr), | |
30 | block_size(4096), | |
31 | block_restart_interval(16), | |
32 | compression(kSnappyCompression), | |
33 | filter_policy(nullptr) {} | |
34 | ||
35 | Options ConvertOptions(const LevelDBOptions& leveldb_options) { | |
36 | Options options = Options(); | |
37 | options.create_if_missing = leveldb_options.create_if_missing; | |
38 | options.error_if_exists = leveldb_options.error_if_exists; | |
39 | options.paranoid_checks = leveldb_options.paranoid_checks; | |
40 | options.env = leveldb_options.env; | |
41 | options.info_log.reset(leveldb_options.info_log); | |
42 | options.write_buffer_size = leveldb_options.write_buffer_size; | |
43 | options.max_open_files = leveldb_options.max_open_files; | |
44 | options.compression = leveldb_options.compression; | |
45 | ||
46 | BlockBasedTableOptions table_options; | |
47 | table_options.block_cache.reset(leveldb_options.block_cache); | |
48 | table_options.block_size = leveldb_options.block_size; | |
49 | table_options.block_restart_interval = leveldb_options.block_restart_interval; | |
50 | table_options.filter_policy.reset(leveldb_options.filter_policy); | |
51 | options.table_factory.reset(NewBlockBasedTableFactory(table_options)); | |
52 | ||
53 | return options; | |
54 | } | |
55 | ||
f67539c2 | 56 | } // namespace ROCKSDB_NAMESPACE |