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,
  27                             base::Time last_poll_time) override;
  28
  29  private:
  30   // Deletes specified entries in local model.
  31   SyncerError DeleteOnWorkerThread(ModelType type, std::vector<int64> handles);
  32
  33   void NotifyRollbackDone();
  34
  35   std::map<ModelSafeGroup, scoped_refptr<ModelSafeWorker> > workers_;
  36
  37   SyncManager::ChangeDelegate* change_delegate_;
  38
  39   // Types that can be rolled back.
  40   ModelTypeSet rollback_ready_types_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(SyncRollbackManager);
  43 };
  44
  45 }  // namespace syncer
  46
  47 #endif  // SYNC_INTERNAL_API_SYNC_ROLLBACK_MANAGER_H_