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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef SERVICES_PREFERENCES_PUBLIC_CPP_PREF_STORE_MANAGER_IMPL_H_ | 5 #ifndef SERVICES_PREFERENCES_PUBLIC_CPP_PREF_STORE_MANAGER_IMPL_H_ |
6 #define SERVICES_PREFERENCES_PUBLIC_CPP_PREF_STORE_MANAGER_IMPL_H_ | 6 #define SERVICES_PREFERENCES_PUBLIC_CPP_PREF_STORE_MANAGER_IMPL_H_ |
7 | 7 |
8 #include "base/compiler_specific.h" | 8 #include "base/compiler_specific.h" |
9 #include "base/macros.h" | 9 #include "base/macros.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
11 #include "components/prefs/pref_value_store.h" | 11 #include "components/prefs/pref_value_store.h" |
12 #include "mojo/public/cpp/bindings/binding_set.h" | 12 #include "mojo/public/cpp/bindings/binding_set.h" |
13 #include "services/preferences/public/interfaces/preferences.mojom.h" | 13 #include "services/preferences/public/interfaces/preferences.mojom.h" |
14 #include "services/service_manager/public/cpp/interface_factory.h" | 14 #include "services/service_manager/public/cpp/interface_factory.h" |
15 #include "services/service_manager/public/cpp/service.h" | 15 #include "services/service_manager/public/cpp/service.h" |
16 | 16 |
| 17 namespace base { |
| 18 class SequencedWorkerPool; |
| 19 } |
| 20 |
17 namespace prefs { | 21 namespace prefs { |
18 | 22 |
19 // This class mediates the connection of clients who wants to read preferences | 23 // This class mediates the connection of clients who wants to read preferences |
20 // and the pref stores that store those preferences. Pref stores use the | 24 // and the pref stores that store those preferences. Pref stores use the |
21 // |PrefStoreRegistry| interface to register themselves with the manager and | 25 // |PrefStoreRegistry| interface to register themselves with the manager and |
22 // clients use the |PrefStoreConnector| interface to connect to these stores. | 26 // clients use the |PrefStoreConnector| interface to connect to these stores. |
23 class PrefStoreManagerImpl | 27 class PrefStoreManagerImpl |
24 : public mojom::PrefStoreRegistry, | 28 : public mojom::PrefStoreRegistry, |
25 public mojom::PrefStoreConnector, | 29 public mojom::PrefStoreConnector, |
26 public service_manager::InterfaceFactory<mojom::PrefStoreConnector>, | 30 public service_manager::InterfaceFactory<mojom::PrefStoreConnector>, |
27 public service_manager::InterfaceFactory<mojom::PrefStoreRegistry>, | 31 public service_manager::InterfaceFactory<mojom::PrefStoreRegistry>, |
| 32 public service_manager::InterfaceFactory< |
| 33 mojom::PersistentPrefStoreConnector>, |
| 34 public mojom::PersistentPrefStoreInit, |
| 35 public service_manager::InterfaceFactory<mojom::PersistentPrefStoreInit>, |
28 public service_manager::Service { | 36 public service_manager::Service { |
29 public: | 37 public: |
30 using PrefStoreTypes = std::set<PrefValueStore::PrefStoreType>; | 38 using PrefStoreTypes = std::set<PrefValueStore::PrefStoreType>; |
31 | 39 |
32 // Only replies to Connect calls when all |expected_pref_stores| have | 40 // Only replies to Connect calls when all |expected_pref_stores| have |
33 // registered. | 41 // registered. |
34 explicit PrefStoreManagerImpl(PrefStoreTypes expected_pref_stores); | 42 PrefStoreManagerImpl(PrefStoreTypes expected_pref_stores, |
| 43 scoped_refptr<base::SequencedWorkerPool> worker_pool); |
35 ~PrefStoreManagerImpl() override; | 44 ~PrefStoreManagerImpl() override; |
36 | 45 |
37 private: | 46 private: |
38 using PrefStorePtrs = | 47 using PrefStorePtrs = |
39 std::unordered_map<PrefValueStore::PrefStoreType, mojom::PrefStorePtr>; | 48 std::unordered_map<PrefValueStore::PrefStoreType, mojom::PrefStorePtr>; |
40 | 49 |
41 // mojom::PrefStoreRegistry: | 50 // mojom::PrefStoreRegistry: |
42 void Register(PrefValueStore::PrefStoreType type, | 51 void Register(PrefValueStore::PrefStoreType type, |
43 mojom::PrefStorePtr pref_store_ptr) override; | 52 mojom::PrefStorePtr pref_store_ptr) override; |
44 | 53 |
45 // mojom::PrefStoreConnector: | 54 // mojom::PrefStoreConnector: |
46 void Connect(const ConnectCallback& callback) override; | 55 void Connect(const ConnectCallback& callback) override; |
47 | 56 |
48 // service_manager::InterfaceFactory<PrefStoreConnector>: | 57 // service_manager::InterfaceFactory<PrefStoreConnector>: |
49 void Create(const service_manager::Identity& remote_identity, | 58 void Create(const service_manager::Identity& remote_identity, |
50 prefs::mojom::PrefStoreConnectorRequest request) override; | 59 prefs::mojom::PrefStoreConnectorRequest request) override; |
51 | 60 |
52 // service_manager::InterfaceFactory<PrefStoreRegistry>: | 61 // service_manager::InterfaceFactory<PrefStoreRegistry>: |
53 void Create(const service_manager::Identity& remote_identity, | 62 void Create(const service_manager::Identity& remote_identity, |
54 prefs::mojom::PrefStoreRegistryRequest request) override; | 63 prefs::mojom::PrefStoreRegistryRequest request) override; |
55 | 64 |
| 65 // service_manager::InterfaceFactory<PersistentPrefStoreConnector>: |
| 66 void Create( |
| 67 const service_manager::Identity& remote_identity, |
| 68 prefs::mojom::PersistentPrefStoreConnectorRequest request) override; |
| 69 |
| 70 // service_manager::InterfaceFactory<PersistentPrefStoreInit>: |
| 71 void Create(const service_manager::Identity& remote_identity, |
| 72 prefs::mojom::PersistentPrefStoreInitRequest request) override; |
| 73 |
| 74 // PersistentPrefStoreInit: |
| 75 void Init(mojom::UserPrefsConfigurationPtr configuration) override; |
| 76 |
56 // service_manager::Service: | 77 // service_manager::Service: |
57 void OnStart() override; | 78 void OnStart() override; |
58 bool OnConnect(const service_manager::ServiceInfo& remote_info, | 79 bool OnConnect(const service_manager::ServiceInfo& remote_info, |
59 service_manager::InterfaceRegistry* registry) override; | 80 service_manager::InterfaceRegistry* registry) override; |
60 | 81 |
61 // Called when a PrefStore previously registered using |Register| disconnects. | 82 // Called when a PrefStore previously registered using |Register| disconnects. |
62 void OnPrefStoreDisconnect(PrefValueStore::PrefStoreType type); | 83 void OnPrefStoreDisconnect(PrefValueStore::PrefStoreType type); |
63 | 84 |
64 // Have all the expected PrefStores connected? | 85 // Have all the expected PrefStores connected? |
65 bool AllConnected() const; | 86 bool AllConnected() const; |
66 | 87 |
67 // PrefStores that need to register before replying to any Connect calls. | 88 // PrefStores that need to register before replying to any Connect calls. |
68 PrefStoreTypes expected_pref_stores_; | 89 PrefStoreTypes expected_pref_stores_; |
69 | 90 |
70 // Registered pref stores. | 91 // Registered pref stores. |
71 PrefStorePtrs pref_store_ptrs_; | 92 PrefStorePtrs pref_store_ptrs_; |
72 | 93 |
73 mojo::BindingSet<mojom::PrefStoreConnector> connector_bindings_; | 94 mojo::BindingSet<mojom::PrefStoreConnector> connector_bindings_; |
74 mojo::BindingSet<mojom::PrefStoreRegistry> registry_bindings_; | 95 mojo::BindingSet<mojom::PrefStoreRegistry> registry_bindings_; |
| 96 std::unique_ptr<mojom::PersistentPrefStoreConnector> user_prefs_connector_; |
| 97 mojo::BindingSet<mojom::PersistentPrefStoreConnector> |
| 98 user_prefs_connector_bindings_; |
| 99 mojo::Binding<mojom::PersistentPrefStoreInit> init_binding_; |
| 100 std::vector<mojom::PersistentPrefStoreConnectorRequest> |
| 101 user_prefs_connector_requests_; |
| 102 |
| 103 scoped_refptr<base::SequencedWorkerPool> worker_pool_; |
75 | 104 |
76 // We hold on to the connection request callbacks until all expected | 105 // We hold on to the connection request callbacks until all expected |
77 // PrefStores have registered. | 106 // PrefStores have registered. |
78 std::vector<ConnectCallback> pending_callbacks_; | 107 std::vector<ConnectCallback> pending_callbacks_; |
79 | 108 |
80 DISALLOW_COPY_AND_ASSIGN(PrefStoreManagerImpl); | 109 DISALLOW_COPY_AND_ASSIGN(PrefStoreManagerImpl); |
81 }; | 110 }; |
82 | 111 |
83 } // namespace prefs | 112 } // namespace prefs |
84 | 113 |
85 #endif // SERVICES_PREFERENCES_PUBLIC_CPP_PREF_STORE_MANAGER_IMPL_H_ | 114 #endif // SERVICES_PREFERENCES_PUBLIC_CPP_PREF_STORE_MANAGER_IMPL_H_ |
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