2017-04-07 05:06:34 +02:00
|
|
|
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
|
2017-07-16 01:03:42 +02:00
|
|
|
// 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).
|
2017-04-07 05:06:34 +02:00
|
|
|
//
|
|
|
|
// 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.
|
|
|
|
|
|
|
|
#pragma once
|
|
|
|
#ifndef ROCKSDB_LITE
|
|
|
|
|
2019-05-31 20:52:59 +02:00
|
|
|
#include "db/compaction/compaction_picker.h"
|
2017-04-07 05:06:34 +02:00
|
|
|
|
|
|
|
namespace rocksdb {
|
|
|
|
class UniversalCompactionPicker : public CompactionPicker {
|
|
|
|
public:
|
|
|
|
UniversalCompactionPicker(const ImmutableCFOptions& ioptions,
|
|
|
|
const InternalKeyComparator* icmp)
|
|
|
|
: CompactionPicker(ioptions, icmp) {}
|
|
|
|
virtual Compaction* PickCompaction(const std::string& cf_name,
|
|
|
|
const MutableCFOptions& mutable_cf_options,
|
|
|
|
VersionStorageInfo* vstorage,
|
|
|
|
LogBuffer* log_buffer) override;
|
|
|
|
|
|
|
|
virtual int MaxOutputLevel() const override { return NumberLevels() - 1; }
|
|
|
|
|
|
|
|
virtual bool NeedsCompaction(
|
|
|
|
const VersionStorageInfo* vstorage) const override;
|
|
|
|
};
|
|
|
|
} // namespace rocksdb
|
|
|
|
#endif // !ROCKSDB_LITE
|