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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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_PRECACHE_CONTENT_PRECACHE_MANAGER_H_ | 5 #ifndef COMPONENTS_PRECACHE_CONTENT_PRECACHE_MANAGER_H_ |
6 #define COMPONENTS_PRECACHE_CONTENT_PRECACHE_MANAGER_H_ | 6 #define COMPONENTS_PRECACHE_CONTENT_PRECACHE_MANAGER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
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34 } | 34 } |
35 | 35 |
36 namespace history { | 36 namespace history { |
37 class HistoryService; | 37 class HistoryService; |
38 } | 38 } |
39 | 39 |
40 namespace net { | 40 namespace net { |
41 class HttpResponseInfo; | 41 class HttpResponseInfo; |
42 } | 42 } |
43 | 43 |
44 namespace sync_driver { | 44 namespace syncer { |
45 class SyncService; | 45 class SyncService; |
46 } | 46 } |
47 | 47 |
48 namespace precache { | 48 namespace precache { |
49 | 49 |
50 class PrecacheDatabase; | 50 class PrecacheDatabase; |
51 class PrecacheUnfinishedWork; | 51 class PrecacheUnfinishedWork; |
52 | 52 |
53 // Visible for test. | 53 // Visible for test. |
54 size_t NumTopHosts(); | 54 size_t NumTopHosts(); |
55 | 55 |
56 // Class that manages all precaching-related activities. Owned by the | 56 // Class that manages all precaching-related activities. Owned by the |
57 // BrowserContext that it is constructed for. Use | 57 // BrowserContext that it is constructed for. Use |
58 // PrecacheManagerFactory::GetForBrowserContext to get an instance of this | 58 // PrecacheManagerFactory::GetForBrowserContext to get an instance of this |
59 // class. All methods must be called on the UI thread unless indicated | 59 // class. All methods must be called on the UI thread unless indicated |
60 // otherwise. | 60 // otherwise. |
61 // TODO(sclittle): Delete precache history when browsing history is deleted. | 61 // TODO(sclittle): Delete precache history when browsing history is deleted. |
62 // http://crbug.com/326549 | 62 // http://crbug.com/326549 |
63 class PrecacheManager : public KeyedService, | 63 class PrecacheManager : public KeyedService, |
64 public PrecacheFetcher::PrecacheDelegate, | 64 public PrecacheFetcher::PrecacheDelegate, |
65 public base::SupportsWeakPtr<PrecacheManager> { | 65 public base::SupportsWeakPtr<PrecacheManager> { |
66 public: | 66 public: |
67 typedef base::Callback<void(bool)> PrecacheCompletionCallback; | 67 typedef base::Callback<void(bool)> PrecacheCompletionCallback; |
68 | 68 |
69 PrecacheManager(content::BrowserContext* browser_context, | 69 PrecacheManager(content::BrowserContext* browser_context, |
70 const sync_driver::SyncService* const sync_service, | 70 const syncer::SyncService* const sync_service, |
71 const history::HistoryService* const history_service, | 71 const history::HistoryService* const history_service, |
72 const base::FilePath& db_path, | 72 const base::FilePath& db_path, |
73 std::unique_ptr<PrecacheDatabase> precache_database); | 73 std::unique_ptr<PrecacheDatabase> precache_database); |
74 ~PrecacheManager() override; | 74 ~PrecacheManager() override; |
75 | 75 |
76 // Returns true if the client is in the experiment group -- that is, | 76 // Returns true if the client is in the experiment group -- that is, |
77 // precaching is allowed based on user settings, and enabled as part of a | 77 // precaching is allowed based on user settings, and enabled as part of a |
78 // field trial or by commandline flag. Virtual for testing. | 78 // field trial or by commandline flag. Virtual for testing. |
79 virtual bool IsInExperimentGroup() const; | 79 virtual bool IsInExperimentGroup() const; |
80 | 80 |
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175 const base::Time& fetch_time, | 175 const base::Time& fetch_time, |
176 const net::HttpResponseInfo& info, | 176 const net::HttpResponseInfo& info, |
177 int64_t size, | 177 int64_t size, |
178 int host_rank); | 178 int host_rank); |
179 | 179 |
180 // The browser context that owns this PrecacheManager. | 180 // The browser context that owns this PrecacheManager. |
181 content::BrowserContext* const browser_context_; | 181 content::BrowserContext* const browser_context_; |
182 | 182 |
183 // The sync service corresponding to the browser context. Used to determine | 183 // The sync service corresponding to the browser context. Used to determine |
184 // whether precache can run. May be null. | 184 // whether precache can run. May be null. |
185 const sync_driver::SyncService* const sync_service_; | 185 const syncer::SyncService* const sync_service_; |
186 | 186 |
187 // The history service corresponding to the browser context. Used to determine | 187 // The history service corresponding to the browser context. Used to determine |
188 // the list of top hosts. May be null. | 188 // the list of top hosts. May be null. |
189 const history::HistoryService* const history_service_; | 189 const history::HistoryService* const history_service_; |
190 | 190 |
191 // The PrecacheFetcher used to precache resources. Should only be used on the | 191 // The PrecacheFetcher used to precache resources. Should only be used on the |
192 // UI thread. | 192 // UI thread. |
193 std::unique_ptr<PrecacheFetcher> precache_fetcher_; | 193 std::unique_ptr<PrecacheFetcher> precache_fetcher_; |
194 | 194 |
195 // The callback that will be run if precaching finishes without being | 195 // The callback that will be run if precaching finishes without being |
196 // canceled. | 196 // canceled. |
197 PrecacheCompletionCallback precache_completion_callback_; | 197 PrecacheCompletionCallback precache_completion_callback_; |
198 | 198 |
199 // The PrecacheDatabase for tracking precache metrics. Should only be used on | 199 // The PrecacheDatabase for tracking precache metrics. Should only be used on |
200 // the DB thread. | 200 // the DB thread. |
201 std::unique_ptr<PrecacheDatabase> precache_database_; | 201 std::unique_ptr<PrecacheDatabase> precache_database_; |
202 | 202 |
203 // Flag indicating whether or not precaching is currently in progress. | 203 // Flag indicating whether or not precaching is currently in progress. |
204 bool is_precaching_; | 204 bool is_precaching_; |
205 | 205 |
206 // Work that hasn't yet finished. | 206 // Work that hasn't yet finished. |
207 std::unique_ptr<PrecacheUnfinishedWork> unfinished_work_; | 207 std::unique_ptr<PrecacheUnfinishedWork> unfinished_work_; |
208 | 208 |
209 DISALLOW_COPY_AND_ASSIGN(PrecacheManager); | 209 DISALLOW_COPY_AND_ASSIGN(PrecacheManager); |
210 }; | 210 }; |
211 | 211 |
212 } // namespace precache | 212 } // namespace precache |
213 | 213 |
214 #endif // COMPONENTS_PRECACHE_CONTENT_PRECACHE_MANAGER_H_ | 214 #endif // COMPONENTS_PRECACHE_CONTENT_PRECACHE_MANAGER_H_ |
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