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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 #include "content/browser/loader/redirect_to_file_resource_handler.h" | 5 #include "content/browser/loader/redirect_to_file_resource_handler.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 #include "base/threading/thread_restrictions.h" | 9 #include "base/threading/thread_restrictions.h" |
10 #include "content/browser/loader/resource_request_info_impl.h" | 10 #include "content/browser/loader/resource_request_info_impl.h" |
11 #include "content/browser/loader/temporary_file_stream.h" | 11 #include "content/browser/loader/temporary_file_stream.h" |
12 #include "content/public/browser/resource_controller.h" | 12 #include "content/public/browser/resource_controller.h" |
13 #include "content/public/common/resource_response.h" | 13 #include "content/public/common/resource_response.h" |
14 #include "net/base/file_stream.h" | 14 #include "net/base/file_stream.h" |
15 #include "net/base/io_buffer.h" | 15 #include "net/base/io_buffer.h" |
16 #include "net/base/mime_sniffer.h" | 16 #include "net/base/mime_sniffer.h" |
17 #include "net/base/net_errors.h" | 17 #include "net/base/net_errors.h" |
18 #include "webkit/common/blob/shareable_file_reference.h" | 18 #include "storage/common/blob/shareable_file_reference.h" |
19 | 19 |
20 using webkit_blob::ShareableFileReference; | 20 using storage::ShareableFileReference; |
21 | 21 |
22 namespace { | 22 namespace { |
23 | 23 |
24 // This class is similar to identically named classes in AsyncResourceHandler | 24 // This class is similar to identically named classes in AsyncResourceHandler |
25 // and BufferedResourceHandler, but not quite. | 25 // and BufferedResourceHandler, but not quite. |
26 // TODO(ncbray) generalize and unify these cases? | 26 // TODO(ncbray) generalize and unify these cases? |
27 // In general, it's a bad idea to point to a subbuffer (particularly with | 27 // In general, it's a bad idea to point to a subbuffer (particularly with |
28 // GrowableIOBuffer) because the backing IOBuffer may realloc its data. In this | 28 // GrowableIOBuffer) because the backing IOBuffer may realloc its data. In this |
29 // particular case we know RedirectToFileResourceHandler will not realloc its | 29 // particular case we know RedirectToFileResourceHandler will not realloc its |
30 // buffer while a write is occurring, so we should be safe. This property is | 30 // buffer while a write is occurring, so we should be safe. This property is |
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114 delete this; | 114 delete this; |
115 } | 115 } |
116 | 116 |
117 RedirectToFileResourceHandler* handler_; | 117 RedirectToFileResourceHandler* handler_; |
118 | 118 |
119 scoped_ptr<net::FileStream> file_stream_; | 119 scoped_ptr<net::FileStream> file_stream_; |
120 bool is_writing_; | 120 bool is_writing_; |
121 | 121 |
122 // We create a ShareableFileReference that's deletable for the temp file | 122 // We create a ShareableFileReference that's deletable for the temp file |
123 // created as a result of the download. | 123 // created as a result of the download. |
124 scoped_refptr<webkit_blob::ShareableFileReference> deletable_file_; | 124 scoped_refptr<storage::ShareableFileReference> deletable_file_; |
125 | 125 |
126 DISALLOW_COPY_AND_ASSIGN(Writer); | 126 DISALLOW_COPY_AND_ASSIGN(Writer); |
127 }; | 127 }; |
128 | 128 |
129 RedirectToFileResourceHandler::RedirectToFileResourceHandler( | 129 RedirectToFileResourceHandler::RedirectToFileResourceHandler( |
130 scoped_ptr<ResourceHandler> next_handler, | 130 scoped_ptr<ResourceHandler> next_handler, |
131 net::URLRequest* request) | 131 net::URLRequest* request) |
132 : LayeredResourceHandler(request, next_handler.Pass()), | 132 : LayeredResourceHandler(request, next_handler.Pass()), |
133 buf_(new net::GrowableIOBuffer()), | 133 buf_(new net::GrowableIOBuffer()), |
134 buf_write_pending_(false), | 134 buf_write_pending_(false), |
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362 } | 362 } |
363 | 363 |
364 void RedirectToFileResourceHandler::ResumeIfDeferred() { | 364 void RedirectToFileResourceHandler::ResumeIfDeferred() { |
365 if (did_defer_) { | 365 if (did_defer_) { |
366 did_defer_ = false; | 366 did_defer_ = false; |
367 controller()->Resume(); | 367 controller()->Resume(); |
368 } | 368 } |
369 } | 369 } |
370 | 370 |
371 } // namespace content | 371 } // namespace content |
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