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Side by Side Diff: content/browser/background_fetch/background_fetch_context.h

Issue 2724783002: Make the BackgroundFetchJobController a per-job object (Closed)
Patch Set: ACTUALLY fix the compile error Created 3 years, 9 months ago
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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 <unordered_map>
9
8 #include "base/macros.h" 10 #include "base/macros.h"
9 #include "base/memory/ref_counted.h" 11 #include "base/memory/ref_counted.h"
10 #include "content/browser/background_fetch/background_fetch_data_manager.h" 12 #include "content/browser/background_fetch/background_fetch_data_manager.h"
11 #include "content/browser/background_fetch/background_fetch_job_controller.h" 13 #include "content/browser/background_fetch/background_fetch_job_controller.h"
12 #include "content/common/content_export.h" 14 #include "content/common/content_export.h"
15 #include "content/public/browser/browser_thread.h"
13 16
14 namespace content { 17 namespace content {
15 18
16 class BackgroundFetchJobInfo; 19 class BackgroundFetchJobInfo;
17 class BackgroundFetchRequestInfo; 20 class BackgroundFetchRequestInfo;
18 class BrowserContext; 21 class BrowserContext;
19 class ServiceWorkerContextWrapper; 22 class ServiceWorkerContextWrapper;
20 23
21 // The BackgroundFetchContext is the central moderator of ongoing background 24 // The BackgroundFetchContext is the central moderator of ongoing background
22 // fetch requests from the Mojo service and from other callers. 25 // fetch requests from the Mojo service and from other callers.
23 // Background Fetch requests function similar to normal fetches except that 26 // Background Fetch requests function similar to normal fetches except that
24 // they are persistent across Chromium or service worker shutdown. 27 // they are persistent across Chromium or service worker shutdown.
25 class CONTENT_EXPORT BackgroundFetchContext 28 class CONTENT_EXPORT BackgroundFetchContext
26 : public base::RefCountedThreadSafe<BackgroundFetchContext> { 29 : public base::RefCountedThreadSafe<BackgroundFetchContext,
30 BrowserThread::DeleteOnUIThread> {
27 public: 31 public:
28 // The BackgroundFetchContext will watch the ServiceWorkerContextWrapper so 32 // The BackgroundFetchContext will watch the ServiceWorkerContextWrapper so
29 // that it can respond to service worker events such as unregister. 33 // that it can respond to service worker events such as unregister.
30 BackgroundFetchContext( 34 BackgroundFetchContext(
31 BrowserContext* browser_context, 35 BrowserContext* browser_context,
32 StoragePartition* storage_partition, 36 StoragePartition* storage_partition,
33 const scoped_refptr<ServiceWorkerContextWrapper>& context); 37 const scoped_refptr<ServiceWorkerContextWrapper>& context);
34 38
35 // Init and Shutdown are for use on the UI thread when the StoragePartition is 39 // Init and Shutdown are for use on the UI thread when the StoragePartition is
36 // being setup and torn down. 40 // being setup and torn down.
37 void Init(); 41 void Init();
38 42
39 // Shutdown must be called before deleting this. Call on the UI thread. 43 // Shutdown must be called before deleting this. Call on the UI thread.
40 void Shutdown(); 44 void Shutdown();
41 45
42 BackgroundFetchDataManager* GetDataManagerForTesting() { 46 BackgroundFetchDataManager* GetDataManagerForTesting() {
43 return &background_fetch_data_manager_; 47 return &background_fetch_data_manager_;
44 } 48 }
45 49
46 private: 50 private:
51 friend class base::DeleteHelper<BackgroundFetchContext>;
52 friend struct BrowserThread::DeleteOnThread<BrowserThread::UI>;
53 friend class base::RefCountedThreadSafe<BackgroundFetchContext,
54 BrowserThread::DeleteOnUIThread>;
55
56 virtual ~BackgroundFetchContext();
57
47 void CreateRequest(const BackgroundFetchJobInfo& job_info, 58 void CreateRequest(const BackgroundFetchJobInfo& job_info,
48 std::vector<BackgroundFetchRequestInfo>& request_infos); 59 std::vector<BackgroundFetchRequestInfo>& request_infos);
49 60
50 friend class base::RefCountedThreadSafe<BackgroundFetchContext>; 61 void ShutdownOnIO();
51 ~BackgroundFetchContext(); 62
63 // |this| is owned by the BrowserContext via the StoragePartition.
64 BrowserContext* browser_context_;
65 StoragePartition* storage_partition_;
52 66
53 scoped_refptr<ServiceWorkerContextWrapper> service_worker_context_; 67 scoped_refptr<ServiceWorkerContextWrapper> service_worker_context_;
54 BackgroundFetchJobController background_fetch_job_controller_;
55 BackgroundFetchDataManager background_fetch_data_manager_; 68 BackgroundFetchDataManager background_fetch_data_manager_;
56 69
70 std::unordered_map<std::string, std::unique_ptr<BackgroundFetchJobController>>
71 job_map_;
72
57 DISALLOW_COPY_AND_ASSIGN(BackgroundFetchContext); 73 DISALLOW_COPY_AND_ASSIGN(BackgroundFetchContext);
58 }; 74 };
59 75
60 } // namespace content 76 } // namespace content
61 77
62 #endif // CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_CONTEXT_H_ 78 #endif // CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_CONTEXT_H_
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