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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 COMPONENTS_OFFLINE_PAGES_CORE_PREFETCH_PREFETCH_SERVICE_H_ | 5 #ifndef COMPONENTS_OFFLINE_PAGES_CORE_PREFETCH_PREFETCH_SERVICE_H_ |
6 #define COMPONENTS_OFFLINE_PAGES_CORE_PREFETCH_PREFETCH_SERVICE_H_ | 6 #define COMPONENTS_OFFLINE_PAGES_CORE_PREFETCH_PREFETCH_SERVICE_H_ |
7 | 7 |
8 #include "components/keyed_service/core/keyed_service.h" | 8 #include "components/keyed_service/core/keyed_service.h" |
9 | 9 |
10 namespace offline_pages { | 10 namespace offline_pages { |
11 class OfflineEventLogger; | 11 class OfflineEventLogger; |
12 class OfflineMetricsCollector; | 12 class OfflineMetricsCollector; |
13 class PrefetchDispatcher; | 13 class PrefetchDispatcher; |
14 class PrefetchGCMHandler; | 14 class PrefetchGCMHandler; |
15 class PrefetchStore; | 15 class PrefetchStoreCommandFactory; |
16 class SuggestedArticlesObserver; | 16 class SuggestedArticlesObserver; |
17 | 17 |
18 // Main class and entry point for the Offline Pages Prefetching feature, that | 18 // Main class and entry point for the Offline Pages Prefetching feature, that |
19 // controls the lifetime of all major subcomponents of the prefetching system. | 19 // controls the lifetime of all major subcomponents of the prefetching system. |
20 class PrefetchService : public KeyedService { | 20 class PrefetchService : public KeyedService { |
21 public: | 21 public: |
22 ~PrefetchService() override = default; | 22 ~PrefetchService() override = default; |
23 | 23 |
24 // Subobjects that are created and owned by this service. Creation should be | 24 // Subobjects that are created and owned by this service. Creation should be |
25 // lightweight, all heavy work must be done on-demand only. | 25 // lightweight, all heavy work must be done on-demand only. |
26 // The service manages lifetime, hookup and initialization of Prefetch | 26 // The service manages lifetime, hookup and initialization of Prefetch |
27 // system that consists of multiple specialized objects, all vended by this | 27 // system that consists of multiple specialized objects, all vended by this |
28 // service. | 28 // service. |
| 29 virtual OfflineEventLogger* GetLogger() = 0; |
29 virtual OfflineMetricsCollector* GetOfflineMetricsCollector() = 0; | 30 virtual OfflineMetricsCollector* GetOfflineMetricsCollector() = 0; |
30 virtual PrefetchDispatcher* GetPrefetchDispatcher() = 0; | 31 virtual PrefetchDispatcher* GetPrefetchDispatcher() = 0; |
31 virtual PrefetchGCMHandler* GetPrefetchGCMHandler() = 0; | 32 virtual PrefetchGCMHandler* GetPrefetchGCMHandler() = 0; |
32 virtual PrefetchStore* GetPrefetchStore() = 0; | 33 virtual PrefetchStoreCommandFactory* GetPrefetchStoreCommandFactory() = 0; |
33 virtual OfflineEventLogger* GetLogger() = 0; | |
34 | 34 |
35 // May be |nullptr| in tests. The PrefetchService does not depend on the | 35 // May be |nullptr| in tests. The PrefetchService does not depend on the |
36 // SuggestedArticlesObserver, it merely owns it for lifetime purposes. | 36 // SuggestedArticlesObserver, it merely owns it for lifetime purposes. |
37 virtual SuggestedArticlesObserver* GetSuggestedArticlesObserver() = 0; | 37 virtual SuggestedArticlesObserver* GetSuggestedArticlesObserver() = 0; |
38 }; | 38 }; |
39 | 39 |
40 } // namespace offline_pages | 40 } // namespace offline_pages |
41 | 41 |
42 #endif // COMPONENTS_OFFLINE_PAGES_CORE_PREFETCH_PREFETCH_SERVICE_H_ | 42 #endif // COMPONENTS_OFFLINE_PAGES_CORE_PREFETCH_PREFETCH_SERVICE_H_ |
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