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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_SYNC_ENGINE_ENGINE_COMPONENTS_FACTORY_H_
#define COMPONENTS_SYNC_ENGINE_ENGINE_COMPONENTS_FACTORY_H_
#include <memory>
#include <string>
#include <vector>
#include "base/time/time.h"
namespace syncer {
class CancelationSignal;
class DebugInfoGetter;
class ExtensionsActivity;
class DataTypeRegistry;
class ServerConnectionManager;
class SyncCycleContext;
class SyncEngineEventListener;
class SyncScheduler;
// EngineComponentsFactory exists so that tests can override creation of
// components used by the SyncManager and other things inside engine/.
class EngineComponentsFactory {
public:
enum BackoffOverride {
BACKOFF_NORMAL,
// Use this value for integration testing to avoid long delays /
// timing out tests. Uses kInitialBackoffShortRetrySeconds (see
// polling_constants.h) for all initial retries.
BACKOFF_SHORT_INITIAL_RETRY_OVERRIDE
};
// Configuration options for internal components. This struct is expected
// to grow and shrink over time with transient features / experiments,
// roughly following command line flags in chrome. Implementations of
// EngineComponentsFactory can use this information to build components
// with appropriate bells and whistles.
struct Switches {
BackoffOverride backoff_override;
bool force_short_nudge_delay_for_test;
};
virtual ~EngineComponentsFactory() = default;
virtual std::unique_ptr<SyncScheduler> BuildScheduler(
const std::string& name,
SyncCycleContext* context,
CancelationSignal* cancelation_signal,
bool ignore_auth_credentials) = 0;
virtual std::unique_ptr<SyncCycleContext> BuildContext(
ServerConnectionManager* connection_manager,
ExtensionsActivity* extensions_activity,
const std::vector<SyncEngineEventListener*>& listeners,
DebugInfoGetter* debug_info_getter,
DataTypeRegistry* data_type_registry,
const std::string& cache_guid,
const std::string& store_birthday,
const std::string& bag_of_chips,
base::TimeDelta poll_interval) = 0;
};
} // namespace syncer
#endif // COMPONENTS_SYNC_ENGINE_ENGINE_COMPONENTS_FACTORY_H_
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