| // Copyright 2014 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 CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_REMOTE_CHANGE_PROCESSOR_ON_WORKER_H_ |
| #define CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_REMOTE_CHANGE_PROCESSOR_ON_WORKER_H_ |
| |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/sequence_checker.h" |
| #include "chrome/browser/sync_file_system/remote_change_processor.h" |
| |
| namespace base { |
| class SingleThreadTaskRunner; |
| class SequencedTaskRunner; |
| } |
| |
| namespace sync_file_system { |
| namespace drive_backend { |
| |
| class RemoteChangeProcessorWrapper; |
| |
| // This class wraps a part of RemoteChangeProcessor class to post actual |
| // tasks to RemoteChangeProcessorWrapper which lives in another thread. |
| // Each method wraps corresponding name method of RemoteChangeProcessor. |
| // See comments in remote_change_processor.h for details. |
| class RemoteChangeProcessorOnWorker : public RemoteChangeProcessor { |
| public: |
| RemoteChangeProcessorOnWorker( |
| const base::WeakPtr<RemoteChangeProcessorWrapper>& wrapper, |
| base::SingleThreadTaskRunner* ui_task_runner, |
| base::SequencedTaskRunner* worker_task_runner); |
| virtual ~RemoteChangeProcessorOnWorker(); |
| |
| virtual void PrepareForProcessRemoteChange( |
| const fileapi::FileSystemURL& url, |
| const PrepareChangeCallback& callback) OVERRIDE; |
| virtual void ApplyRemoteChange( |
| const FileChange& change, |
| const base::FilePath& local_path, |
| const fileapi::FileSystemURL& url, |
| const SyncStatusCallback& callback) OVERRIDE; |
| virtual void FinalizeRemoteSync( |
| const fileapi::FileSystemURL& url, |
| bool clear_local_changes, |
| const base::Closure& completion_callback) OVERRIDE; |
| virtual void RecordFakeLocalChange( |
| const fileapi::FileSystemURL& url, |
| const FileChange& change, |
| const SyncStatusCallback& callback) OVERRIDE; |
| |
| void DetachFromSequence(); |
| |
| private: |
| base::WeakPtr<RemoteChangeProcessorWrapper> wrapper_; |
| scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner_; |
| scoped_refptr<base::SequencedTaskRunner> worker_task_runner_; |
| |
| base::SequenceChecker sequence_checker_; |
| |
| DISALLOW_COPY_AND_ASSIGN(RemoteChangeProcessorOnWorker); |
| }; |
| |
| } // namespace drive_backend |
| } // namespace sync_file_system |
| |
| #endif // CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_REMOTE_CHANGE_PROCESSOR_ON_WORKER_H_ |