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1 // Copyright 2014 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 COMPONENTS_COMPONENT_UPDATER_URL_FETCHER_DOWNLOADER_H_ | |
6 #define COMPONENTS_COMPONENT_UPDATER_URL_FETCHER_DOWNLOADER_H_ | |
7 | |
8 #include <stdint.h> | |
9 | |
10 #include "base/macros.h" | |
11 #include "base/memory/ref_counted.h" | |
12 #include "base/memory/scoped_ptr.h" | |
13 #include "base/threading/thread_checker.h" | |
14 #include "base/time/time.h" | |
15 #include "components/component_updater/crx_downloader.h" | |
16 #include "net/url_request/url_fetcher_delegate.h" | |
17 | |
18 namespace net { | |
19 class URLFetcher; | |
20 class URLRequestContextGetter; | |
21 } | |
22 | |
23 namespace component_updater { | |
24 | |
25 // Implements a CRX downloader in top of the URLFetcher. | |
26 class UrlFetcherDownloader : public CrxDownloader, | |
27 public net::URLFetcherDelegate { | |
28 protected: | |
29 friend class CrxDownloader; | |
30 UrlFetcherDownloader(scoped_ptr<CrxDownloader> successor, | |
31 net::URLRequestContextGetter* context_getter, | |
32 scoped_refptr<base::SequencedTaskRunner> task_runner); | |
33 ~UrlFetcherDownloader() override; | |
34 | |
35 private: | |
36 // Overrides for CrxDownloader. | |
37 void DoStartDownload(const GURL& url) override; | |
38 | |
39 // Overrides for URLFetcherDelegate. | |
40 void OnURLFetchComplete(const net::URLFetcher* source) override; | |
41 void OnURLFetchDownloadProgress(const net::URLFetcher* source, | |
42 int64_t current, | |
43 int64_t total) override; | |
44 scoped_ptr<net::URLFetcher> url_fetcher_; | |
45 net::URLRequestContextGetter* context_getter_; | |
46 scoped_refptr<base::SequencedTaskRunner> task_runner_; | |
47 | |
48 base::Time download_start_time_; | |
49 | |
50 int64_t downloaded_bytes_; | |
51 int64_t total_bytes_; | |
52 | |
53 base::ThreadChecker thread_checker_; | |
54 | |
55 DISALLOW_COPY_AND_ASSIGN(UrlFetcherDownloader); | |
56 }; | |
57 | |
58 } // namespace component_updater | |
59 | |
60 #endif // COMPONENTS_COMPONENT_UPDATER_URL_FETCHER_DOWNLOADER_H_ | |
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