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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_DATA_MANAGER_H_ | |
6 #define CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_DATA_MANAGER_H_ | |
7 | |
8 #include <map> | |
9 #include <string> | |
10 | |
11 #include "base/macros.h" | |
12 #include "content/browser/background_fetch/fetch_request.h" | |
13 #include "content/common/content_export.h" | |
14 #include "url/origin.h" | |
15 | |
16 namespace content { | |
17 | |
18 class BackgroundFetchContext; | |
19 | |
20 // The BackgroundFetchDataManager keeps track of all of the outstanding requests | |
21 // which are in process in the DownloadManager. When Chromium restarts, it is | |
22 // responsibile for reconnecting all the in progress downloads with an observer | |
23 // which will keep the metadata up to date. | |
24 class CONTENT_EXPORT BackgroundFetchDataManager { | |
25 public: | |
26 explicit BackgroundFetchDataManager( | |
27 BackgroundFetchContext* background_fetch_context); | |
28 ~BackgroundFetchDataManager(); | |
29 | |
30 // Called by BackgroundFetchContext when a new request is started, this will | |
31 // store all of the necessary metadata to track the request. | |
32 void CreateRequest(const FetchRequest& fetch_request); | |
33 | |
34 private: | |
35 // BackgroundFetchContext contains a BackgroundFetchDataManager, so the | |
Peter Beverloo
2017/02/14 15:05:52
contains a -> owns this
harkness
2017/02/15 13:48:44
Done.
| |
36 // DataManager is guaranteed to be destructed before the Context. | |
37 BackgroundFetchContext* background_fetch_context_; | |
38 | |
39 // Map from <sw_registration_id, tag> to the FetchRequest for that tag. | |
40 using FetchIdentifier = std::pair<int64_t, std::string>; | |
41 std::map<FetchIdentifier, FetchRequest> fetch_map_; | |
42 | |
43 DISALLOW_COPY_AND_ASSIGN(BackgroundFetchDataManager); | |
44 }; | |
45 | |
46 } // namespace content | |
47 | |
48 #endif // CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_DATA_MANAGER_H_ | |
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