| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_LEVELDB_LEVELDB_SERVICE_IMPL_H_ |
| #define COMPONENTS_LEVELDB_LEVELDB_SERVICE_IMPL_H_ |
| |
| #include "base/memory/ref_counted.h" |
| #include "components/leveldb/leveldb_mojo_proxy.h" |
| #include "components/leveldb/public/interfaces/leveldb.mojom.h" |
| #include "mojo/public/cpp/bindings/binding_set.h" |
| |
| namespace leveldb { |
| |
| // Creates LevelDBDatabases based scoped to a |directory|/|dbname|. |
| class LevelDBServiceImpl : public mojom::LevelDBService { |
| public: |
| LevelDBServiceImpl(scoped_refptr<base::SingleThreadTaskRunner> task_runner); |
| ~LevelDBServiceImpl() override; |
| |
| // Overridden from LevelDBService: |
| void Open(filesystem::mojom::DirectoryPtr directory, |
| const mojo::String& dbname, |
| leveldb::mojom::LevelDBDatabaseRequest database, |
| const OpenCallback& callback) override; |
| void OpenWithOptions(leveldb::mojom::OpenOptionsPtr open_options, |
| filesystem::mojom::DirectoryPtr directory, |
| const mojo::String& dbname, |
| leveldb::mojom::LevelDBDatabaseRequest database, |
| const OpenCallback& callback) override; |
| void OpenInMemory(leveldb::mojom::LevelDBDatabaseRequest database, |
| const OpenInMemoryCallback& callback) override; |
| |
| private: |
| // Thread to own the mojo message pipe. Because leveldb spawns multiple |
| // threads that want to call file stuff, we create a dedicated thread to send |
| // and receive mojo message calls. |
| scoped_refptr<LevelDBMojoProxy> thread_; |
| |
| DISALLOW_COPY_AND_ASSIGN(LevelDBServiceImpl); |
| }; |
| |
| } // namespace leveldb |
| |
| #endif // COMPONENTS_LEVELDB_LEVELDB_SERVICE_IMPL_H_ |