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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 #include "content/browser/loader/temporary_file_stream.h" | 5 #include "content/browser/loader/temporary_file_stream.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/callback.h" | 8 #include "base/callback.h" |
9 #include "base/files/file_proxy.h" | 9 #include "base/files/file_proxy.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
11 #include "content/public/browser/browser_thread.h" | 11 #include "content/public/browser/browser_thread.h" |
12 #include "net/base/file_stream.h" | 12 #include "net/base/file_stream.h" |
13 #include "storage/browser/blob/shareable_file_reference.h" | 13 #include "storage/browser/blob/shareable_file_reference.h" |
14 | 14 |
15 using storage::ShareableFileReference; | 15 using storage::ShareableFileReference; |
16 | 16 |
17 namespace content { | 17 namespace content { |
18 | 18 |
19 namespace { | 19 namespace { |
20 | 20 |
21 void DidCreateTemporaryFile( | 21 void DidCreateTemporaryFile( |
22 const CreateTemporaryFileStreamCallback& callback, | 22 const CreateTemporaryFileStreamCallback& callback, |
23 scoped_ptr<base::FileProxy> file_proxy, | 23 scoped_ptr<base::FileProxy> file_proxy, |
24 base::File::Error error_code, | 24 base::File::Error error_code, |
25 const base::FilePath& file_path) { | 25 const base::FilePath& file_path) { |
26 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 26 DCHECK_CURRENTLY_ON(BrowserThread::IO); |
27 | 27 |
28 if (!file_proxy->IsValid()) { | 28 if (!file_proxy->IsValid()) { |
29 callback.Run(error_code, scoped_ptr<net::FileStream>(), NULL); | 29 callback.Run(error_code, scoped_ptr<net::FileStream>(), NULL); |
30 return; | 30 return; |
31 } | 31 } |
32 | 32 |
33 scoped_refptr<base::TaskRunner> task_runner = | 33 scoped_refptr<base::TaskRunner> task_runner = |
34 BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE); | 34 BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE); |
35 | 35 |
36 // Cancelled or not, create the deletable_file so the temporary is cleaned up. | 36 // Cancelled or not, create the deletable_file so the temporary is cleaned up. |
37 scoped_refptr<ShareableFileReference> deletable_file = | 37 scoped_refptr<ShareableFileReference> deletable_file = |
38 ShareableFileReference::GetOrCreate( | 38 ShareableFileReference::GetOrCreate( |
39 file_path, | 39 file_path, |
40 ShareableFileReference::DELETE_ON_FINAL_RELEASE, | 40 ShareableFileReference::DELETE_ON_FINAL_RELEASE, |
41 task_runner.get()); | 41 task_runner.get()); |
42 | 42 |
43 scoped_ptr<net::FileStream> file_stream( | 43 scoped_ptr<net::FileStream> file_stream( |
44 new net::FileStream(file_proxy->TakeFile(), task_runner)); | 44 new net::FileStream(file_proxy->TakeFile(), task_runner)); |
45 | 45 |
46 callback.Run(error_code, file_stream.Pass(), deletable_file.get()); | 46 callback.Run(error_code, file_stream.Pass(), deletable_file.get()); |
47 } | 47 } |
48 | 48 |
49 } // namespace | 49 } // namespace |
50 | 50 |
51 void CreateTemporaryFileStream( | 51 void CreateTemporaryFileStream( |
52 const CreateTemporaryFileStreamCallback& callback) { | 52 const CreateTemporaryFileStreamCallback& callback) { |
53 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 53 DCHECK_CURRENTLY_ON(BrowserThread::IO); |
54 | 54 |
55 scoped_ptr<base::FileProxy> file_proxy(new base::FileProxy( | 55 scoped_ptr<base::FileProxy> file_proxy(new base::FileProxy( |
56 BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE).get())); | 56 BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE).get())); |
57 base::FileProxy* proxy = file_proxy.get(); | 57 base::FileProxy* proxy = file_proxy.get(); |
58 proxy->CreateTemporary( | 58 proxy->CreateTemporary( |
59 base::File::FLAG_ASYNC, | 59 base::File::FLAG_ASYNC, |
60 base::Bind(&DidCreateTemporaryFile, callback, Passed(&file_proxy))); | 60 base::Bind(&DidCreateTemporaryFile, callback, Passed(&file_proxy))); |
61 } | 61 } |
62 | 62 |
63 } // namespace content | 63 } // namespace content |
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