1 /*
2    Copyright (c) 2015, Facebook, Inc.
3 
4    This program is free software; you can redistribute it and/or modify
5    it under the terms of the GNU General Public License as published by
6    the Free Software Foundation; version 2 of the License.
7 
8    This program is distributed in the hope that it will be useful,
9    but WITHOUT ANY WARRANTY; without even the implied warranty of
10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11    GNU General Public License for more details.
12 
13    You should have received a copy of the GNU General Public License
14    along with this program; if not, write to the Free Software
15    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
16 #pragma once
17 
18 #include "rocksdb/listener.h"
19 
20 namespace myrocks {
21 
22 class Rdb_ddl_manager;
23 
24 class Rdb_event_listener : public rocksdb::EventListener {
25 public:
26   Rdb_event_listener(const Rdb_event_listener &) = delete;
27   Rdb_event_listener &operator=(const Rdb_event_listener &) = delete;
28 
Rdb_event_listener(Rdb_ddl_manager * const ddl_manager)29   explicit Rdb_event_listener(Rdb_ddl_manager *const ddl_manager)
30       : m_ddl_manager(ddl_manager) {}
31 
32   void OnCompactionCompleted(rocksdb::DB *db,
33                              const rocksdb::CompactionJobInfo &ci) override;
34   void OnFlushCompleted(rocksdb::DB *db,
35                         const rocksdb::FlushJobInfo &flush_job_info) override;
36   void OnExternalFileIngested(
37       rocksdb::DB *db,
38       const rocksdb::ExternalFileIngestionInfo &ingestion_info) override;
39 
40 private:
41   Rdb_ddl_manager *m_ddl_manager;
42 
43   void update_index_stats(const rocksdb::TableProperties &props);
44 };
45 
46 } // namespace myrocks
47