1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef COMPONENTS_LEVELDB_PROTO_LEVELDB_DATABASE_H_ 6 #define COMPONENTS_LEVELDB_PROTO_LEVELDB_DATABASE_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "base/files/file_path.h" 12 #include "base/memory/scoped_ptr.h" 13 #include "base/threading/thread_collision_warner.h" 14 15 namespace leveldb { 16 class DB; 17 } // namespace leveldb 18 19 namespace leveldb_proto { 20 21 // Interacts with the LevelDB third party module. 22 // Once constructed, function calls and destruction should all occur on the 23 // same thread (not necessarily the same as the constructor). 24 class LevelDB { 25 public: 26 LevelDB(); 27 virtual ~LevelDB(); 28 29 virtual bool Init(const base::FilePath& database_dir); 30 virtual bool Save( 31 const std::vector<std::pair<std::string, std::string> >& pairs_to_save, 32 const std::vector<std::string>& keys_to_remove); 33 virtual bool Load(std::vector<std::string>* entries); 34 35 private: 36 DFAKE_MUTEX(thread_checker_); 37 scoped_ptr<leveldb::DB> db_; 38 }; 39 40 } // namespace leveldb_proto 41 42 #endif // COMPONENTS_LEVELDB_PROTO_LEVELDB_DATABASE_H_ 43
