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1 // Copyright (c) 2009 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 #include "chrome/browser/net/file_reader.h" | |
6 | |
7 #include "base/file_util.h" | |
8 #include "chrome/browser/chrome_thread.h" | |
9 | |
10 FileReader::FileReader(const FilePath& path, Callback* callback) | |
11 : path_(path), | |
12 callback_(callback), | |
13 origin_loop_(MessageLoop::current()) { | |
14 DCHECK(callback_); | |
15 } | |
16 | |
17 void FileReader::Start() { | |
18 ChromeThread::GetMessageLoop(ChromeThread::FILE)->PostTask(FROM_HERE, | |
19 NewRunnableMethod(this, &FileReader::ReadFileOnBackgroundThread)); | |
20 } | |
21 | |
22 void FileReader::ReadFileOnBackgroundThread() { | |
23 std::string data; | |
24 bool success = file_util::ReadFileToString(path_, &data); | |
25 origin_loop_->PostTask(FROM_HERE, NewRunnableMethod( | |
26 this, &FileReader::RunCallback, success, data)); | |
27 } | |
28 | |
29 void FileReader::RunCallback(bool success, const std::string& data) { | |
30 callback_->Run(success, data); | |
31 delete callback_; | |
32 } | |
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