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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 CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_CONTEXT_H_ | 5 #ifndef CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_CONTEXT_H_ |
6 #define CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_CONTEXT_H_ | 6 #define CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_CONTEXT_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
11 #include "base/macros.h" | 11 #include "base/macros.h" |
12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
13 #include "content/common/content_export.h" | 13 #include "content/common/content_export.h" |
14 #include "content/public/browser/browser_thread.h" | 14 #include "content/public/browser/browser_thread.h" |
15 #include "third_party/WebKit/public/platform/modules/background_fetch/background
_fetch.mojom.h" | 15 #include "third_party/WebKit/public/platform/modules/background_fetch/background
_fetch.mojom.h" |
16 | 16 |
17 namespace content { | 17 namespace content { |
18 | 18 |
| 19 class BackgroundFetchClientProxy; |
19 class BackgroundFetchDataManager; | 20 class BackgroundFetchDataManager; |
20 class BackgroundFetchJobController; | 21 class BackgroundFetchJobController; |
21 struct BackgroundFetchOptions; | 22 struct BackgroundFetchOptions; |
22 class BackgroundFetchRegistrationId; | 23 class BackgroundFetchRegistrationId; |
23 class BrowserContext; | 24 class BrowserContext; |
24 class ServiceWorkerContextWrapper; | 25 class ServiceWorkerContextWrapper; |
25 struct ServiceWorkerFetchRequest; | 26 struct ServiceWorkerFetchRequest; |
26 class StoragePartitionImpl; | 27 class StoragePartitionImpl; |
27 | 28 |
28 // The BackgroundFetchContext is the central moderator of ongoing background | 29 // The BackgroundFetchContext is the central moderator of ongoing background |
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45 | 46 |
46 // Starts a Background Fetch for the |registration_id|. The |requests| will be | 47 // Starts a Background Fetch for the |registration_id|. The |requests| will be |
47 // asynchronously fetched. The |callback| will be invoked when the fetch has | 48 // asynchronously fetched. The |callback| will be invoked when the fetch has |
48 // been registered, or an error occurred that avoids it from doing so. | 49 // been registered, or an error occurred that avoids it from doing so. |
49 void StartFetch( | 50 void StartFetch( |
50 const BackgroundFetchRegistrationId& registration_id, | 51 const BackgroundFetchRegistrationId& registration_id, |
51 const std::vector<ServiceWorkerFetchRequest>& requests, | 52 const std::vector<ServiceWorkerFetchRequest>& requests, |
52 const BackgroundFetchOptions& options, | 53 const BackgroundFetchOptions& options, |
53 const blink::mojom::BackgroundFetchService::FetchCallback& callback); | 54 const blink::mojom::BackgroundFetchService::FetchCallback& callback); |
54 | 55 |
| 56 // Cancels the Background Fetch for the |registration_id| and triggers the |
| 57 // 'backgroundfetchabort' event to be sent to the associated service worker. |
| 58 void CancelFetch(const BackgroundFetchRegistrationId& registration_id); |
| 59 |
| 60 // Pauses the Background Fetch for the |registration_id|. If the fetch was |
| 61 // already paused, this has no effect. |
| 62 void PauseFetch(const BackgroundFetchRegistrationId& registration_id); |
| 63 |
| 64 // Resumes the previously paused Background Fetch for the |registration_id|. |
| 65 // If the fetch was not paused, this has no effect. |
| 66 void ResumeFetch(const BackgroundFetchRegistrationId& registration_id); |
| 67 |
55 private: | 68 private: |
56 friend class base::DeleteHelper<BackgroundFetchContext>; | 69 friend class base::DeleteHelper<BackgroundFetchContext>; |
57 friend struct BrowserThread::DeleteOnThread<BrowserThread::UI>; | 70 friend struct BrowserThread::DeleteOnThread<BrowserThread::UI>; |
58 friend class base::RefCountedThreadSafe<BackgroundFetchContext, | 71 friend class base::RefCountedThreadSafe<BackgroundFetchContext, |
59 BrowserThread::DeleteOnUIThread>; | 72 BrowserThread::DeleteOnUIThread>; |
60 | 73 |
61 ~BackgroundFetchContext(); | 74 ~BackgroundFetchContext(); |
62 | 75 |
63 // Shuts down the active Job Controllers on the IO thread. | 76 // Shuts down the active Job Controllers on the IO thread. |
64 void ShutdownOnIO(); | 77 void ShutdownOnIO(); |
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84 StoragePartitionImpl* storage_partition_; | 97 StoragePartitionImpl* storage_partition_; |
85 | 98 |
86 scoped_refptr<ServiceWorkerContextWrapper> service_worker_context_; | 99 scoped_refptr<ServiceWorkerContextWrapper> service_worker_context_; |
87 std::unique_ptr<BackgroundFetchDataManager> background_fetch_data_manager_; | 100 std::unique_ptr<BackgroundFetchDataManager> background_fetch_data_manager_; |
88 | 101 |
89 // Map of the Background Fetch fetches that are currently in-progress. | 102 // Map of the Background Fetch fetches that are currently in-progress. |
90 std::map<BackgroundFetchRegistrationId, | 103 std::map<BackgroundFetchRegistrationId, |
91 std::unique_ptr<BackgroundFetchJobController>> | 104 std::unique_ptr<BackgroundFetchJobController>> |
92 active_fetches_; | 105 active_fetches_; |
93 | 106 |
| 107 // The proxy will dispatch BackgroundFetchClient calls to the UI thread. |
| 108 std::unique_ptr<BackgroundFetchClientProxy> client_proxy_; |
| 109 |
94 DISALLOW_COPY_AND_ASSIGN(BackgroundFetchContext); | 110 DISALLOW_COPY_AND_ASSIGN(BackgroundFetchContext); |
95 }; | 111 }; |
96 | 112 |
97 } // namespace content | 113 } // namespace content |
98 | 114 |
99 #endif // CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_CONTEXT_H_ | 115 #endif // CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_CONTEXT_H_ |
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