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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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_DOWNLOAD_DOWNLOAD_FILE_IMPL_H_ | 5 #ifndef CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_IMPL_H_ |
6 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_IMPL_H_ | 6 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_IMPL_H_ |
7 | 7 |
8 #include "content/browser/download/download_file.h" | 8 #include "content/browser/download/download_file.h" |
9 | 9 |
10 #include <stddef.h> | 10 #include <stddef.h> |
11 #include <stdint.h> | 11 #include <stdint.h> |
12 | 12 |
13 #include <memory> | 13 #include <memory> |
14 #include <string> | 14 #include <string> |
15 #include <unordered_map> | 15 #include <unordered_map> |
16 #include <vector> | 16 #include <vector> |
17 | 17 |
18 #include "base/files/file.h" | 18 #include "base/files/file.h" |
19 #include "base/macros.h" | 19 #include "base/macros.h" |
20 #include "base/memory/ref_counted.h" | 20 #include "base/memory/ref_counted.h" |
21 #include "base/memory/weak_ptr.h" | 21 #include "base/memory/weak_ptr.h" |
22 #include "base/threading/thread_checker.h" | 22 #include "base/sequence_checker.h" |
23 #include "base/time/time.h" | 23 #include "base/time/time.h" |
24 #include "base/timer/timer.h" | 24 #include "base/timer/timer.h" |
25 #include "content/browser/byte_stream.h" | 25 #include "content/browser/byte_stream.h" |
26 #include "content/browser/download/base_file.h" | 26 #include "content/browser/download/base_file.h" |
27 #include "content/browser/download/rate_estimator.h" | 27 #include "content/browser/download/rate_estimator.h" |
28 #include "content/public/browser/download_item.h" | 28 #include "content/public/browser/download_item.h" |
29 #include "content/public/browser/download_save_info.h" | 29 #include "content/public/browser/download_save_info.h" |
30 #include "net/log/net_log_with_source.h" | 30 #include "net/log/net_log_with_source.h" |
31 | 31 |
32 namespace content { | 32 namespace content { |
33 class ByteStreamReader; | 33 class ByteStreamReader; |
34 class DownloadDestinationObserver; | 34 class DownloadDestinationObserver; |
35 | 35 |
36 class CONTENT_EXPORT DownloadFileImpl : public DownloadFile { | 36 class CONTENT_EXPORT DownloadFileImpl : public DownloadFile { |
37 public: | 37 public: |
38 // Takes ownership of the object pointed to by |request_handle|. | 38 // Takes ownership of the object pointed to by |request_handle|. |
39 // |net_log| will be used for logging the download file's events. | 39 // |net_log| will be used for logging the download file's events. |
40 // May be constructed on any thread. All methods besides the constructor | 40 // May be constructed on any thread. All methods besides the constructor |
41 // (including destruction) must occur on the FILE thread. | 41 // (including destruction) must occur in the same sequence. |
42 // | 42 // |
43 // Note that the DownloadFileImpl automatically reads from the passed in | 43 // Note that the DownloadFileImpl automatically reads from the passed in |
44 // stream, and sends updates and status of those reads to the | 44 // stream, and sends updates and status of those reads to the |
45 // DownloadDestinationObserver. | 45 // DownloadDestinationObserver. |
46 DownloadFileImpl( | 46 DownloadFileImpl(std::unique_ptr<DownloadSaveInfo> save_info, |
47 std::unique_ptr<DownloadSaveInfo> save_info, | 47 const base::FilePath& default_downloads_directory, |
48 const base::FilePath& default_downloads_directory, | 48 std::unique_ptr<ByteStreamReader> stream_reader, |
49 std::unique_ptr<ByteStreamReader> stream_reader, | 49 const net::NetLogWithSource& net_log, |
50 const net::NetLogWithSource& net_log, | 50 base::WeakPtr<DownloadDestinationObserver> observer); |
51 base::WeakPtr<DownloadDestinationObserver> observer); | |
52 | 51 |
53 ~DownloadFileImpl() override; | 52 ~DownloadFileImpl() override; |
54 | 53 |
55 // DownloadFile functions. | 54 // DownloadFile functions. |
56 void Initialize(const InitializeCallback& initialize_callback, | 55 void Initialize(const InitializeCallback& initialize_callback, |
57 const CancelRequestCallback& cancel_request_callback, | 56 const CancelRequestCallback& cancel_request_callback, |
58 const DownloadItem::ReceivedSlices& received_slices, | 57 const DownloadItem::ReceivedSlices& received_slices, |
59 bool is_parallelizable) override; | 58 bool is_parallelizable) override; |
60 | 59 |
61 void AddByteStream(std::unique_ptr<ByteStreamReader> stream_reader, | 60 void AddByteStream(std::unique_ptr<ByteStreamReader> stream_reader, |
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272 int num_active_streams_; | 271 int num_active_streams_; |
273 bool record_stream_bandwidth_; | 272 bool record_stream_bandwidth_; |
274 base::TimeTicks last_update_time_; | 273 base::TimeTicks last_update_time_; |
275 size_t bytes_seen_with_parallel_streams_; | 274 size_t bytes_seen_with_parallel_streams_; |
276 size_t bytes_seen_without_parallel_streams_; | 275 size_t bytes_seen_without_parallel_streams_; |
277 base::TimeDelta download_time_with_parallel_streams_; | 276 base::TimeDelta download_time_with_parallel_streams_; |
278 base::TimeDelta download_time_without_parallel_streams_; | 277 base::TimeDelta download_time_without_parallel_streams_; |
279 | 278 |
280 std::vector<DownloadItem::ReceivedSlice> received_slices_; | 279 std::vector<DownloadItem::ReceivedSlice> received_slices_; |
281 | 280 |
| 281 SEQUENCE_CHECKER(sequence_checker_); |
| 282 |
282 base::WeakPtr<DownloadDestinationObserver> observer_; | 283 base::WeakPtr<DownloadDestinationObserver> observer_; |
283 base::WeakPtrFactory<DownloadFileImpl> weak_factory_; | 284 base::WeakPtrFactory<DownloadFileImpl> weak_factory_; |
284 | 285 |
285 DISALLOW_COPY_AND_ASSIGN(DownloadFileImpl); | 286 DISALLOW_COPY_AND_ASSIGN(DownloadFileImpl); |
286 }; | 287 }; |
287 | 288 |
288 } // namespace content | 289 } // namespace content |
289 | 290 |
290 #endif // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_IMPL_H_ | 291 #endif // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_IMPL_H_ |
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