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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_BACKEND_DELEGATE_H_
#define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_BACKEND_DELEGATE_H_
#include "base/basictypes.h"
#include "base/memory/ref_counted.h"
#include "chrome/browser/chromeos/fileapi/file_system_backend_delegate.h"
namespace content {
class BrowserContext;
} // namespace content
namespace fileapi {
class ExternalMountPoints;
} // namespace fileapi
namespace drive {
// Delegate implementation of the some methods in chromeos::FileSystemBackend
// for Drive file system.
class FileSystemBackendDelegate : public chromeos::FileSystemBackendDelegate {
public:
// |browser_context| is currently used to take the ExternalMountPoints.
explicit FileSystemBackendDelegate(
content::BrowserContext* browser_context);
virtual ~FileSystemBackendDelegate();
// FileSystemBackend::Delegate overrides.
virtual fileapi::AsyncFileUtil* GetAsyncFileUtil(
fileapi::FileSystemType type) OVERRIDE;
virtual scoped_ptr<webkit_blob::FileStreamReader> CreateFileStreamReader(
const fileapi::FileSystemURL& url,
int64 offset,
const base::Time& expected_modification_time,
fileapi::FileSystemContext* context) OVERRIDE;
virtual scoped_ptr<fileapi::FileStreamWriter> CreateFileStreamWriter(
const fileapi::FileSystemURL& url,
int64 offset,
fileapi::FileSystemContext* context) OVERRIDE;
virtual fileapi::FileSystemOperation* CreateFileSystemOperation(
const fileapi::FileSystemURL& url,
fileapi::FileSystemContext* context,
base::PlatformFileError* error_code) OVERRIDE;
private:
scoped_refptr<fileapi::ExternalMountPoints> mount_points_;
DISALLOW_COPY_AND_ASSIGN(FileSystemBackendDelegate);
};
} // namespace drive
#endif // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_BACKEND_DELEGATE_H_
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