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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_DELEGATE_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_DELEGATE_H_ | 
| 6 #define CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_DELEGATE_H_ | 6 #define CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_DELEGATE_H_ | 
| 7 | 7 | 
| 8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" | 
| 9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" | 
| 10 #include "webkit/common/fileapi/file_system_types.h" | 10 #include "storage/common/fileapi/file_system_types.h" | 
| 11 | 11 | 
| 12 namespace base { | 12 namespace base { | 
| 13 class Time; | 13 class Time; | 
| 14 }  // namespace base | 14 }  // namespace base | 
| 15 | 15 | 
| 16 namespace fileapi { | 16 namespace storage { | 
| 17 class AsyncFileUtil; | 17 class AsyncFileUtil; | 
| 18 class FileSystemContext; | 18 class FileSystemContext; | 
| 19 class FileSystemURL; | 19 class FileSystemURL; | 
| 20 class FileStreamWriter; | 20 class FileStreamWriter; | 
| 21 }  // namespace fileapi | 21 }  // namespace storage | 
| 22 | 22 | 
| 23 namespace webkit_blob { | 23 namespace storage { | 
| 24 class FileStreamReader; | 24 class FileStreamReader; | 
| 25 }  // namespace webkit_blob | 25 }  // namespace storage | 
| 26 | 26 | 
| 27 namespace chromeos { | 27 namespace chromeos { | 
| 28 | 28 | 
| 29 // This is delegate interface to inject the implementation of the some methods | 29 // This is delegate interface to inject the implementation of the some methods | 
| 30 // of FileSystemBackend. The main goal is to inject Drive File System. | 30 // of FileSystemBackend. The main goal is to inject Drive File System. | 
| 31 class FileSystemBackendDelegate { | 31 class FileSystemBackendDelegate { | 
| 32  public: | 32  public: | 
| 33   virtual ~FileSystemBackendDelegate() {} | 33   virtual ~FileSystemBackendDelegate() {} | 
| 34 | 34 | 
| 35   // Called from FileSystemBackend::GetAsyncFileUtil(). | 35   // Called from FileSystemBackend::GetAsyncFileUtil(). | 
| 36   virtual fileapi::AsyncFileUtil* GetAsyncFileUtil( | 36   virtual storage::AsyncFileUtil* GetAsyncFileUtil( | 
| 37       fileapi::FileSystemType type) = 0; | 37       storage::FileSystemType type) = 0; | 
| 38 | 38 | 
| 39   // Called from FileSystemBackend::CreateFileStreamReader(). | 39   // Called from FileSystemBackend::CreateFileStreamReader(). | 
| 40   virtual scoped_ptr<webkit_blob::FileStreamReader> CreateFileStreamReader( | 40   virtual scoped_ptr<storage::FileStreamReader> CreateFileStreamReader( | 
| 41       const fileapi::FileSystemURL& url, | 41       const storage::FileSystemURL& url, | 
| 42       int64 offset, | 42       int64 offset, | 
| 43       const base::Time& expected_modification_time, | 43       const base::Time& expected_modification_time, | 
| 44       fileapi::FileSystemContext* context) = 0; | 44       storage::FileSystemContext* context) = 0; | 
| 45 | 45 | 
| 46   // Called from FileSystemBackend::CreateFileStreamWriter(). | 46   // Called from FileSystemBackend::CreateFileStreamWriter(). | 
| 47   virtual scoped_ptr<fileapi::FileStreamWriter> CreateFileStreamWriter( | 47   virtual scoped_ptr<storage::FileStreamWriter> CreateFileStreamWriter( | 
| 48       const fileapi::FileSystemURL& url, | 48       const storage::FileSystemURL& url, | 
| 49       int64 offset, | 49       int64 offset, | 
| 50       fileapi::FileSystemContext* context) = 0; | 50       storage::FileSystemContext* context) = 0; | 
| 51 }; | 51 }; | 
| 52 | 52 | 
| 53 }  // namespace chromeos | 53 }  // namespace chromeos | 
| 54 | 54 | 
| 55 #endif  // CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_DELEGATE_H_ | 55 #endif  // CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_DELEGATE_H_ | 
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