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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 owns this BackgroundFetchDataManager, so the |
| 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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