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| 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 // An implementation of SyncNotifier that wraps InvalidationNotifier | |
| 6 // on its own thread. | |
| 7 | |
| 8 #ifndef COMPONENTS_INVALIDATION_NON_BLOCKING_INVALIDATOR_H_ | |
| 9 #define COMPONENTS_INVALIDATION_NON_BLOCKING_INVALIDATOR_H_ | |
| 10 | |
| 11 #include <string> | |
| 12 | |
| 13 #include "base/basictypes.h" | |
| 14 #include "base/callback.h" | |
| 15 #include "base/compiler_specific.h" | |
| 16 #include "base/memory/ref_counted.h" | |
| 17 #include "base/memory/weak_ptr.h" | |
| 18 #include "components/invalidation/invalidation_export.h" | |
| 19 #include "components/invalidation/invalidation_state_tracker.h" | |
| 20 #include "components/invalidation/invalidator.h" | |
| 21 #include "components/invalidation/invalidator_registrar.h" | |
| 22 #include "components/invalidation/invalidator_state.h" | |
| 23 #include "components/invalidation/unacked_invalidation_set.h" | |
| 24 #include "jingle/notifier/base/notifier_options.h" | |
| 25 | |
| 26 namespace base { | |
| 27 class SingleThreadTaskRunner; | |
| 28 } // namespace base | |
| 29 | |
| 30 namespace syncer { | |
| 31 class SyncNetworkChannel; | |
| 32 class GCMNetworkChannelDelegate; | |
| 33 | |
| 34 // Callback type for function that creates SyncNetworkChannel. This function | |
| 35 // gets passed into NonBlockingInvalidator constructor. | |
| 36 typedef base::Callback<scoped_ptr<SyncNetworkChannel>(void)> | |
| 37 NetworkChannelCreator; | |
| 38 | |
| 39 class INVALIDATION_EXPORT_PRIVATE NonBlockingInvalidator | |
| 40 : public Invalidator, | |
| 41 public InvalidationStateTracker { | |
| 42 public: | |
| 43 // |invalidation_state_tracker| must be initialized and must outlive |this|. | |
| 44 NonBlockingInvalidator( | |
| 45 NetworkChannelCreator network_channel_creator, | |
| 46 const std::string& invalidator_client_id, | |
| 47 const UnackedInvalidationsMap& saved_invalidations, | |
| 48 const std::string& invalidation_bootstrap_data, | |
| 49 InvalidationStateTracker* invalidation_state_tracker, | |
| 50 const std::string& client_info, | |
| 51 const scoped_refptr<net::URLRequestContextGetter>& | |
| 52 request_context_getter); | |
| 53 | |
| 54 ~NonBlockingInvalidator() override; | |
| 55 | |
| 56 // Invalidator implementation. | |
| 57 void RegisterHandler(InvalidationHandler* handler) override; | |
| 58 bool UpdateRegisteredIds(InvalidationHandler* handler, | |
| 59 const ObjectIdSet& ids) override; | |
| 60 void UnregisterHandler(InvalidationHandler* handler) override; | |
| 61 InvalidatorState GetInvalidatorState() const override; | |
| 62 void UpdateCredentials(const std::string& email, | |
| 63 const std::string& token) override; | |
| 64 void RequestDetailedStatus(base::Callback<void(const base::DictionaryValue&)> | |
| 65 callback) const override; | |
| 66 | |
| 67 // Static functions to construct callback that creates network channel for | |
| 68 // SyncSystemResources. The goal is to pass network channel to invalidator at | |
| 69 // the same time not exposing channel specific parameters to invalidator and | |
| 70 // channel implementation to client of invalidator. | |
| 71 static NetworkChannelCreator MakePushClientChannelCreator( | |
| 72 const notifier::NotifierOptions& notifier_options); | |
| 73 static NetworkChannelCreator MakeGCMNetworkChannelCreator( | |
| 74 scoped_refptr<net::URLRequestContextGetter> request_context_getter, | |
| 75 scoped_ptr<GCMNetworkChannelDelegate> delegate); | |
| 76 | |
| 77 // These methods are forwarded to the invalidation_state_tracker_. | |
| 78 void ClearAndSetNewClientId(const std::string& data) override; | |
| 79 std::string GetInvalidatorClientId() const override; | |
| 80 void SetBootstrapData(const std::string& data) override; | |
| 81 std::string GetBootstrapData() const override; | |
| 82 void SetSavedInvalidations(const UnackedInvalidationsMap& states) override; | |
| 83 UnackedInvalidationsMap GetSavedInvalidations() const override; | |
| 84 void Clear() override; | |
| 85 | |
| 86 private: | |
| 87 void OnInvalidatorStateChange(InvalidatorState state); | |
| 88 void OnIncomingInvalidation(const ObjectIdInvalidationMap& invalidation_map); | |
| 89 std::string GetOwnerName() const; | |
| 90 | |
| 91 friend class NonBlockingInvalidatorTestDelegate; | |
| 92 | |
| 93 struct InitializeOptions; | |
| 94 class Core; | |
| 95 | |
| 96 InvalidatorRegistrar registrar_; | |
| 97 InvalidationStateTracker* invalidation_state_tracker_; | |
| 98 | |
| 99 // The real guts of NonBlockingInvalidator, which allows this class to live | |
| 100 // completely on the parent thread. | |
| 101 scoped_refptr<Core> core_; | |
| 102 scoped_refptr<base::SingleThreadTaskRunner> parent_task_runner_; | |
| 103 scoped_refptr<base::SingleThreadTaskRunner> network_task_runner_; | |
| 104 | |
| 105 base::WeakPtrFactory<NonBlockingInvalidator> weak_ptr_factory_; | |
| 106 | |
| 107 DISALLOW_COPY_AND_ASSIGN(NonBlockingInvalidator); | |
| 108 }; | |
| 109 | |
| 110 } // namespace syncer | |
| 111 | |
| 112 #endif // COMPONENTS_INVALIDATION_NON_BLOCKING_INVALIDATOR_H_ | |
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Chromium Code Reviews
Issue 1191393008:
Introduce a layering in the invalidation component as public and impl (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master