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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_PERSISTENT_PREF_STORE_IMPL_H_ | 5 #ifndef SERVICES_PREFERENCES_PERSISTENT_PREF_STORE_IMPL_H_ |
6 #define SERVICES_PREFERENCES_PERSISTENT_PREF_STORE_IMPL_H_ | 6 #define SERVICES_PREFERENCES_PERSISTENT_PREF_STORE_IMPL_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <string> | 9 #include <string> |
10 #include <unordered_map> | 10 #include <unordered_map> |
11 #include <vector> | 11 #include <vector> |
12 | 12 |
13 #include "base/macros.h" | 13 #include "base/macros.h" |
14 #include "services/preferences/public/interfaces/preferences.mojom.h" | 14 #include "services/preferences/public/interfaces/preferences.mojom.h" |
15 #include "services/preferences/public/interfaces/tracked_preference_validation_d
elegate.mojom.h" | 15 #include "services/preferences/public/interfaces/tracked_preference_validation_d
elegate.mojom.h" |
16 | 16 |
17 namespace base { | |
18 class Value; | |
19 } | |
20 | |
21 namespace prefs { | 17 namespace prefs { |
22 | 18 |
23 class PersistentPrefStoreImpl : public PrefStore::Observer { | 19 class PersistentPrefStoreImpl : public PrefStore::Observer { |
24 public: | 20 public: |
25 using ObservedPrefs = std::set<std::string>; | 21 using ObservedPrefs = std::set<std::string>; |
26 | 22 |
27 // If |initialized()| is false after construction, |on_initialized| will be | 23 // If |initialized()| is false after construction, |on_initialized| will be |
28 // called when it becomes true. | 24 // called when it becomes true. |
29 PersistentPrefStoreImpl( | 25 PersistentPrefStoreImpl( |
30 scoped_refptr<PersistentPrefStore> backing_pref_store, | 26 scoped_refptr<PersistentPrefStore> backing_pref_store, |
31 base::OnceClosure on_initialized); | 27 base::OnceClosure on_initialized); |
32 | 28 |
33 ~PersistentPrefStoreImpl() override; | 29 ~PersistentPrefStoreImpl() override; |
34 | 30 |
35 mojom::PersistentPrefStoreConnectionPtr CreateConnection( | 31 mojom::PersistentPrefStoreConnectionPtr CreateConnection( |
36 ObservedPrefs observed_prefs); | 32 ObservedPrefs observed_prefs); |
37 | 33 |
38 bool initialized() { return !initializing_; } | 34 bool initialized() { return !initializing_; } |
39 | 35 |
40 private: | 36 private: |
41 class Connection; | 37 class Connection; |
42 | 38 |
43 void SetValue(const std::string& key, | 39 void SetValues(std::vector<mojom::PrefUpdatePtr> updates); |
44 std::unique_ptr<base::Value> value, | |
45 uint32_t flags); | |
46 | 40 |
47 void CommitPendingWrite(); | 41 void CommitPendingWrite(); |
48 void SchedulePendingLossyWrites(); | 42 void SchedulePendingLossyWrites(); |
49 void ClearMutableValues(); | 43 void ClearMutableValues(); |
50 | 44 |
51 // PrefStore::Observer: | 45 // PrefStore::Observer: |
52 void OnPrefValueChanged(const std::string& key) override; | 46 void OnPrefValueChanged(const std::string& key) override; |
53 void OnInitializationCompleted(bool succeeded) override; | 47 void OnInitializationCompleted(bool succeeded) override; |
54 | 48 |
55 void OnConnectionError(Connection* connection); | 49 void OnConnectionError(Connection* connection); |
56 | 50 |
57 scoped_refptr<PersistentPrefStore> backing_pref_store_; | 51 scoped_refptr<PersistentPrefStore> backing_pref_store_; |
58 | 52 |
59 bool initializing_ = false; | 53 bool initializing_ = false; |
60 | 54 |
61 std::unordered_map<Connection*, std::unique_ptr<Connection>> connections_; | 55 std::unordered_map<Connection*, std::unique_ptr<Connection>> connections_; |
62 | 56 |
63 base::OnceClosure on_initialized_; | 57 base::OnceClosure on_initialized_; |
64 | 58 |
65 DISALLOW_COPY_AND_ASSIGN(PersistentPrefStoreImpl); | 59 DISALLOW_COPY_AND_ASSIGN(PersistentPrefStoreImpl); |
66 }; | 60 }; |
67 | 61 |
68 } // namespace prefs | 62 } // namespace prefs |
69 | 63 |
70 #endif // SERVICES_PREFERENCES_PERSISTENT_PREF_STORE_IMPL_H_ | 64 #endif // SERVICES_PREFERENCES_PERSISTENT_PREF_STORE_IMPL_H_ |
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