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-rw-r--r--chromium/sync/api/syncable_service.h74
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diff --git a/chromium/sync/api/syncable_service.h b/chromium/sync/api/syncable_service.h
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-// Copyright 2012 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 SYNC_API_SYNCABLE_SERVICE_H_
-#define SYNC_API_SYNCABLE_SERVICE_H_
-
-#include <vector>
-
-#include "base/callback.h"
-#include "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "sync/api/sync_change_processor.h"
-#include "sync/api/sync_data.h"
-#include "sync/api/sync_error.h"
-#include "sync/api/sync_merge_result.h"
-#include "sync/base/sync_export.h"
-#include "sync/internal_api/public/base/model_type.h"
-
-namespace syncer {
-
-class SyncErrorFactory;
-
-// TODO(zea): remove SupportsWeakPtr in favor of having all SyncableService
-// implementers provide a way of getting a weak pointer to themselves.
-// See crbug.com/100114.
-class SYNC_EXPORT SyncableService
- : public SyncChangeProcessor,
- public base::SupportsWeakPtr<SyncableService> {
- public:
- // A StartSyncFlare is useful when your SyncableService has a need for sync
- // to start ASAP, typically because a local change event has occurred but
- // MergeDataAndStartSyncing hasn't been called yet, meaning you don't have a
- // SyncChangeProcessor. The sync subsystem will respond soon after invoking
- // Run() on your flare by calling MergeDataAndStartSyncing. The ModelType
- // parameter is included so that the recieving end can track usage and timing
- // statistics, make optimizations or tradeoffs by type, etc.
- typedef base::Callback<void(ModelType)> StartSyncFlare;
-
- // Informs the service to begin syncing the specified synced datatype |type|.
- // The service should then merge |initial_sync_data| into it's local data,
- // calling |sync_processor|'s ProcessSyncChanges as necessary to reconcile the
- // two. After this, the SyncableService's local data should match the server
- // data, and the service should be ready to receive and process any further
- // SyncChange's as they occur.
- // Returns: a SyncMergeResult whose error field reflects whether an error
- // was encountered while merging the two models. The merge result
- // may also contain optional merge statistics.
- virtual SyncMergeResult MergeDataAndStartSyncing(
- ModelType type,
- const SyncDataList& initial_sync_data,
- scoped_ptr<SyncChangeProcessor> sync_processor,
- scoped_ptr<SyncErrorFactory> error_handler) = 0;
-
- // Stop syncing the specified type and reset state.
- virtual void StopSyncing(ModelType type) = 0;
-
- // SyncChangeProcessor interface.
- // Process a list of new SyncChanges and update the local data as necessary.
- // Returns: A default SyncError (IsSet() == false) if no errors were
- // encountered, and a filled SyncError (IsSet() == true)
- // otherwise.
- virtual SyncError ProcessSyncChanges(
- const tracked_objects::Location& from_here,
- const SyncChangeList& change_list) OVERRIDE = 0;
-
- protected:
- virtual ~SyncableService();
-};
-
-} // namespace syncer
-
-#endif // SYNC_API_SYNCABLE_SERVICE_H_