sync/internal_api/sync_rollback_manager.h

   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 SYNC_INTERNAL_API_SYNC_ROLLBACK_MANAGER_H_
   6 #define SYNC_INTERNAL_API_SYNC_ROLLBACK_MANAGER_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "sync/internal_api/sync_rollback_manager_base.h"
  12
  13 class GURL;
  14
  15 namespace syncer {
  16
  17 // SyncRollbackManager restores user's data to pre-sync state using backup
  18 // DB created by SyncBackupManager.
  19 class SYNC_EXPORT_PRIVATE SyncRollbackManager : public SyncRollbackManagerBase {
  20  public:
  21   SyncRollbackManager();
  22   ~SyncRollbackManager() override;
  23
  24   // SyncManager implementation.
  25   void Init(InitArgs* args) override;
  26   void StartSyncingNormally(const ModelSafeRoutingInfo& routing_info) override;
  27
  28  private:
  29   // Deletes specified entries in local model.
  30   SyncerError DeleteOnWorkerThread(ModelType type, std::vector<int64> handles);
  31
  32   void NotifyRollbackDone();
  33
  34   std::map<ModelSafeGroup, scoped_refptr<ModelSafeWorker> > workers_;
  35
  36   SyncManager::ChangeDelegate* change_delegate_;
  37
  38   // Types that can be rolled back.
  39   ModelTypeSet rollback_ready_types_;
  40
  41   DISALLOW_COPY_AND_ASSIGN(SyncRollbackManager);
  42 };
  43
  44 }  // namespace syncer
  45
  46 #endif  // SYNC_INTERNAL_API_SYNC_ROLLBACK_MANAGER_H_