shared_change_processor_ref.h revision 5f1c94371a64b3196d4be9466099bb892df9b88e 
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_SYNC_DRIVER_SHARED_CHANGE_PROCESSOR_H_REF_H_
6#define COMPONENTS_SYNC_DRIVER_SHARED_CHANGE_PROCESSOR_H_REF_H_
7
8#include "base/compiler_specific.h"
9#include "base/memory/ref_counted.h"
10#include "components/sync_driver/shared_change_processor.h"
11#include "sync/api/sync_change_processor.h"
12#include "sync/api/sync_error_factory.h"
13
14namespace sync_driver {
15
16// A syncer::SyncChangeProcessor stub for interacting with a refcounted
17// SharedChangeProcessor.
18class SharedChangeProcessorRef : public syncer::SyncChangeProcessor,
19                                 public syncer::SyncErrorFactory {
20 public:
21  SharedChangeProcessorRef(
22      const scoped_refptr<SharedChangeProcessor>&
23          change_processor);
24  virtual ~SharedChangeProcessorRef();
25
26  // syncer::SyncChangeProcessor implementation.
27  virtual syncer::SyncError ProcessSyncChanges(
28      const tracked_objects::Location& from_here,
29      const syncer::SyncChangeList& change_list) OVERRIDE;
30  virtual syncer::SyncDataList GetAllSyncData(
31      syncer::ModelType type) const OVERRIDE;
32  virtual syncer::SyncError UpdateDataTypeContext(
33      syncer::ModelType type,
34      syncer::SyncChangeProcessor::ContextRefreshStatus refresh_status,
35      const std::string& context) OVERRIDE;
36
37  // syncer::SyncErrorFactory implementation.
38  virtual syncer::SyncError CreateAndUploadError(
39      const tracked_objects::Location& from_here,
40      const std::string& message) OVERRIDE;
41
42  // Default copy and assign welcome (and safe due to refcounted-ness).
43
44 private:
45  scoped_refptr<SharedChangeProcessor> change_processor_;
46};
47
48}  // namespace sync_driver
49
50#endif  // COMPONENTS_SYNC_DRIVER_SHARED_CHANGE_PROCESSOR_H_REF_H_
51