components/sync_driver/shared_change_processor_ref.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 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
  14 namespace sync_driver {
  15
  16 // A syncer::SyncChangeProcessor stub for interacting with a refcounted
  17 // SharedChangeProcessor.
  18 class 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_