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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 CHROME_BROWSER_DOWNLOAD_BASE_FILE_H_ | 5 #ifndef CHROME_BROWSER_DOWNLOAD_BASE_FILE_H_ |
6 #define CHROME_BROWSER_DOWNLOAD_BASE_FILE_H_ | 6 #define CHROME_BROWSER_DOWNLOAD_BASE_FILE_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/file_path.h" | 9 #include "base/file_path.h" |
10 #include "base/linked_ptr.h" | 10 #include "base/linked_ptr.h" |
11 #include "chrome/browser/power_save_blocker.h" | 11 #include "chrome/browser/power_save_blocker.h" |
12 #include "googleurl/src/gurl.h" | 12 #include "googleurl/src/gurl.h" |
13 | 13 |
14 namespace net { | 14 namespace net { |
15 class FileStream; | 15 class FileStream; |
16 } | 16 } |
17 | 17 |
18 // File being downloaded and saved to disk. This is a base class | 18 // File being downloaded and saved to disk. This is a base class |
19 // for DownloadFile and SaveFile, which keep more state information. | 19 // for DownloadFile and SaveFile, which keep more state information. |
20 class BaseFile { | 20 class BaseFile { |
21 public: | 21 public: |
22 BaseFile(const FilePath& full_path, | 22 BaseFile(const FilePath& full_path, |
23 const GURL& source_url, | 23 const GURL& source_url, |
24 const GURL& referrer_url, | 24 const GURL& referrer_url, |
25 int64 received_bytes, | 25 int64 received_bytes, |
26 const linked_ptr<net::FileStream>& file_stream); | 26 const linked_ptr<net::FileStream>& file_stream); |
27 ~BaseFile(); | 27 ~BaseFile(); |
28 | 28 |
29 bool Initialize(); | 29 bool Initialize(); |
30 bool ReOpen(); | |
Paweł Hajdan Jr.
2010/10/01 09:03:55
Please add comment.
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30 | 31 |
31 // Write a new chunk of data to the file. Returns true on success (all bytes | 32 // Write a new chunk of data to the file. Returns true on success (all bytes |
32 // written to the file). | 33 // written to the file). |
33 bool AppendDataToFile(const char* data, size_t data_len); | 34 bool AppendDataToFile(const char* data, size_t data_len); |
34 | 35 |
35 // Rename the download file. Returns true on success. | 36 // Rename the download file. Returns true on success. |
36 // |path_renamed_| is set to true only if |is_final_rename| is true. | 37 // |path_renamed_| is set to true only if |is_final_rename| is true. |
37 // Marked virtual for testing. | 38 // Marked virtual for testing. |
38 virtual bool Rename(const FilePath& full_path, bool is_final_rename); | 39 virtual bool Rename(const FilePath& full_path, bool is_final_rename); |
39 | 40 |
40 // Abort the download and automatically close the file. | 41 // Abort the download and automatically close the file. |
41 void Cancel(); | 42 void Cancel(); |
42 | 43 |
43 // Indicate that the download has finished. No new data will be received. | 44 // Indicate that the download has finished. No new data will be received. |
44 void Finish(); | 45 void Finish(); |
45 | 46 |
46 // Informs the OS that this file came from the internet. | 47 // Informs the OS that this file came from the internet. |
47 void AnnotateWithSourceInformation(); | 48 void AnnotateWithSourceInformation(); |
48 | 49 |
49 FilePath full_path() const { return full_path_; } | 50 FilePath full_path() const { return full_path_; } |
50 bool path_renamed() const { return path_renamed_; } | 51 bool path_renamed() const { return path_renamed_; } |
51 bool in_progress() const { return file_stream_ != NULL; } | 52 bool in_progress() const { return file_stream_ != NULL; } |
52 int64 bytes_so_far() const { return bytes_so_far_; } | 53 int64 bytes_so_far() const { return bytes_so_far_; } |
53 | 54 |
55 // Determines if this DownloadItem matches the |url| and |path|. | |
56 bool MatchesUrlAndPath(const GURL& url, const FilePath& path) const; | |
Paweł Hajdan Jr.
2010/10/01 09:03:55
This is wrong, as said in http://codereview.chromi
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57 | |
54 protected: | 58 protected: |
55 bool Open(); | 59 bool Open(); |
56 void Close(); | 60 void Close(); |
57 | 61 |
58 // Full path to the file including the file name. | 62 // Full path to the file including the file name. |
59 FilePath full_path_; | 63 FilePath full_path_; |
60 | 64 |
61 // Whether the download is still using its initial temporary path. | 65 // Whether the download is still using its initial temporary path. |
62 bool path_renamed_; | 66 bool path_renamed_; |
63 | 67 |
(...skipping 10 matching lines...) Expand all Loading... | |
74 // Amount of data received up so far, in bytes. | 78 // Amount of data received up so far, in bytes. |
75 int64 bytes_so_far_; | 79 int64 bytes_so_far_; |
76 | 80 |
77 // RAII handle to keep the system from sleeping while we're downloading. | 81 // RAII handle to keep the system from sleeping while we're downloading. |
78 PowerSaveBlocker power_save_blocker_; | 82 PowerSaveBlocker power_save_blocker_; |
79 | 83 |
80 DISALLOW_COPY_AND_ASSIGN(BaseFile); | 84 DISALLOW_COPY_AND_ASSIGN(BaseFile); |
81 }; | 85 }; |
82 | 86 |
83 #endif // CHROME_BROWSER_DOWNLOAD_BASE_FILE_H_ | 87 #endif // CHROME_BROWSER_DOWNLOAD_BASE_FILE_H_ |
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