blob: 80ab038c0dd459c61b2f0ed6f8298bb9e5f32416 [file] [log] [blame]
// Copyright 2014 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.
#include <memory>
#include <string>
#include "base/memory/weak_ptr.h"
#include "components/sync/base/model_type.h"
#include "components/sync/driver/data_type_controller.h"
#include "components/sync/model/data_type_error_handler.h"
#include "components/sync/model/syncable_service.h"
namespace base {
class FilePath;
} // namespace base
namespace invalidation {
class InvalidationService;
} // namespace invalidation
namespace syncer {
class AssociatorInterface;
class ChangeProcessor;
class DataTypeDebugInfoListener;
class DataTypeEncryptionHandler;
class DataTypeManager;
class DataTypeManagerObserver;
class SyncEngine;
class SyncPrefs;
class SyncService;
class SyncableService;
struct UserShare;
// This factory provides sync driver code with the model type specific sync/api
// service (like SyncableService) implementations.
class SyncApiComponentFactory {
virtual ~SyncApiComponentFactory() {}
// The various factory methods for the data type model associators
// and change processors all return this struct. This is needed
// because the change processors typically require a type-specific
// model associator at construction time.
// Note: This interface is deprecated in favor of the SyncableService API.
// New datatypes that do not live on the UI thread should directly return a
// weak pointer to a SyncableService. All others continue to return
// SyncComponents. It is safe to assume that the factory methods below are
// called on the same thread in which the datatype resides.
struct SyncComponents {
std::unique_ptr<AssociatorInterface> model_associator;
std::unique_ptr<ChangeProcessor> change_processor;
// Creates and returns enabled datatypes and their controllers.
// |disabled_types| allows callers to prevent certain types from being
// created (e.g. to honor command-line flags).
virtual DataTypeController::TypeVector CreateCommonDataTypeControllers(
ModelTypeSet disabled_types,
SyncService* sync_service) = 0;
virtual std::unique_ptr<DataTypeManager> CreateDataTypeManager(
ModelTypeSet initial_types,
const WeakHandle<DataTypeDebugInfoListener>& debug_info_listener,
const DataTypeController::TypeMap* controllers,
const DataTypeEncryptionHandler* encryption_handler,
ModelTypeConfigurer* configurer,
DataTypeManagerObserver* observer) = 0;
// Creating this in the factory helps us mock it out in testing.
virtual std::unique_ptr<SyncEngine> CreateSyncEngine(
const std::string& name,
invalidation::InvalidationService* invalidator,
const base::WeakPtr<SyncPrefs>& sync_prefs,
const base::FilePath& sync_folder) = 0;
// Legacy datatypes that need to be converted to the SyncableService API.
virtual SyncComponents CreateBookmarkSyncComponents(
std::unique_ptr<DataTypeErrorHandler> error_handler,
UserShare* user_share) = 0;
} // namespace syncer