| // 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. |
| // |
| // An implementation of SyncNotifier that wraps InvalidationNotifier |
| // on its own thread. |
| |
| #ifndef COMPONENTS_INVALIDATION_IMPL_NON_BLOCKING_INVALIDATOR_H_ |
| #define COMPONENTS_INVALIDATION_IMPL_NON_BLOCKING_INVALIDATOR_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/compiler_specific.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "components/invalidation/impl/deprecated_invalidator_registrar.h" |
| #include "components/invalidation/impl/invalidation_state_tracker.h" |
| #include "components/invalidation/impl/invalidator.h" |
| #include "components/invalidation/impl/unacked_invalidation_set.h" |
| #include "components/invalidation/public/invalidation_export.h" |
| #include "components/invalidation/public/invalidator_state.h" |
| #include "jingle/notifier/base/notifier_options.h" |
| |
| namespace base { |
| class SingleThreadTaskRunner; |
| } // namespace base |
| |
| namespace network { |
| class NetworkConnectionTracker; |
| class SharedURLLoaderFactoryInfo; |
| } // namespace network |
| |
| namespace syncer { |
| class SyncNetworkChannel; |
| class GCMNetworkChannelDelegate; |
| |
| // Callback type for function that creates SyncNetworkChannel. This function |
| // gets passed into NonBlockingInvalidator constructor. |
| using NetworkChannelCreator = |
| base::Callback<std::unique_ptr<SyncNetworkChannel>(void)>; |
| |
| class INVALIDATION_EXPORT NonBlockingInvalidator |
| : public Invalidator, |
| public InvalidationStateTracker { |
| public: |
| // |invalidation_state_tracker| must be initialized and must outlive |this|. |
| NonBlockingInvalidator( |
| NetworkChannelCreator network_channel_creator, |
| const std::string& invalidator_client_id, |
| const UnackedInvalidationsMap& saved_invalidations, |
| const std::string& invalidation_bootstrap_data, |
| InvalidationStateTracker* invalidation_state_tracker, |
| const std::string& client_info, |
| scoped_refptr<base::SingleThreadTaskRunner> network_task_runner); |
| |
| ~NonBlockingInvalidator() override; |
| |
| // Invalidator implementation. |
| void RegisterHandler(InvalidationHandler* handler) override; |
| bool UpdateRegisteredIds(InvalidationHandler* handler, |
| const ObjectIdSet& ids) override; |
| bool UpdateRegisteredIds(InvalidationHandler* handler, |
| const TopicSet& ids) override; |
| void UnregisterHandler(InvalidationHandler* handler) override; |
| InvalidatorState GetInvalidatorState() const override; |
| void UpdateCredentials(const std::string& email, |
| const std::string& token) override; |
| void RequestDetailedStatus(base::Callback<void(const base::DictionaryValue&)> |
| callback) const override; |
| |
| // Static functions to construct callback that creates network channel for |
| // SyncSystemResources. The goal is to pass network channel to invalidator at |
| // the same time not exposing channel specific parameters to invalidator and |
| // channel implementation to client of invalidator. |
| static NetworkChannelCreator MakePushClientChannelCreator( |
| const notifier::NotifierOptions& notifier_options); |
| static NetworkChannelCreator MakeGCMNetworkChannelCreator( |
| std::unique_ptr<network::SharedURLLoaderFactoryInfo> |
| url_loader_factory_info, |
| network::NetworkConnectionTracker* network_connection_tracker, |
| std::unique_ptr<GCMNetworkChannelDelegate> delegate); |
| |
| // These methods are forwarded to the invalidation_state_tracker_. |
| void ClearAndSetNewClientId(const std::string& data) override; |
| std::string GetInvalidatorClientId() const override; |
| void SetBootstrapData(const std::string& data) override; |
| std::string GetBootstrapData() const override; |
| void SetSavedInvalidations(const UnackedInvalidationsMap& states) override; |
| UnackedInvalidationsMap GetSavedInvalidations() const override; |
| void Clear() override; |
| |
| private: |
| void OnInvalidatorStateChange(InvalidatorState state); |
| void OnIncomingInvalidation(const ObjectIdInvalidationMap& invalidation_map); |
| std::string GetOwnerName() const; |
| |
| friend class NonBlockingInvalidatorTestDelegate; |
| |
| struct InitializeOptions; |
| class Core; |
| |
| DeprecatedInvalidatorRegistrar registrar_; |
| InvalidationStateTracker* invalidation_state_tracker_; |
| |
| // The real guts of NonBlockingInvalidator, which allows this class to live |
| // completely on the parent thread. |
| scoped_refptr<Core> core_; |
| scoped_refptr<base::SingleThreadTaskRunner> parent_task_runner_; |
| scoped_refptr<base::SingleThreadTaskRunner> network_task_runner_; |
| |
| base::WeakPtrFactory<NonBlockingInvalidator> weak_ptr_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(NonBlockingInvalidator); |
| }; |
| |
| } // namespace syncer |
| |
| #endif // COMPONENTS_INVALIDATION_IMPL_NON_BLOCKING_INVALIDATOR_H_ |