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// Copyright 2014 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_FILE_SYSTEM_PROVIDER_PROVIDED_FILE_SYSTEM_H_
#define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_PROVIDED_FILE_SYSTEM_H_
#include "base/memory/weak_ptr.h"
#include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
#include "chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h"
#include "chrome/browser/chromeos/file_system_provider/request_manager.h"
#include "storage/browser/fileapi/async_file_util.h"
class Profile;
namespace net {
class IOBuffer;
} // namespace net
namespace base {
class FilePath;
} // namespace base
namespace extensions {
class EventRouter;
} // namespace extensions
namespace chromeos {
namespace file_system_provider {
class NotificationManagerInterface;
// Provided file system implementation. Forwards requests between providers and
// clients.
class ProvidedFileSystem : public ProvidedFileSystemInterface {
public:
ProvidedFileSystem(Profile* profile,
const ProvidedFileSystemInfo& file_system_info);
virtual ~ProvidedFileSystem();
// ProvidedFileSystemInterface overrides.
virtual AbortCallback RequestUnmount(
const storage::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
virtual AbortCallback GetMetadata(
const base::FilePath& entry_path,
MetadataFieldMask fields,
const GetMetadataCallback& callback) OVERRIDE;
virtual AbortCallback ReadDirectory(
const base::FilePath& directory_path,
const storage::AsyncFileUtil::ReadDirectoryCallback& callback) OVERRIDE;
virtual AbortCallback OpenFile(const base::FilePath& file_path,
OpenFileMode mode,
const OpenFileCallback& callback) OVERRIDE;
virtual AbortCallback CloseFile(
int file_handle,
const storage::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
virtual AbortCallback ReadFile(
int file_handle,
net::IOBuffer* buffer,
int64 offset,
int length,
const ReadChunkReceivedCallback& callback) OVERRIDE;
virtual AbortCallback CreateDirectory(
const base::FilePath& directory_path,
bool recursive,
const storage::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
virtual AbortCallback DeleteEntry(
const base::FilePath& entry_path,
bool recursive,
const storage::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
virtual AbortCallback CreateFile(
const base::FilePath& file_path,
const storage::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
virtual AbortCallback CopyEntry(
const base::FilePath& source_path,
const base::FilePath& target_path,
const storage::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
virtual AbortCallback MoveEntry(
const base::FilePath& source_path,
const base::FilePath& target_path,
const storage::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
virtual AbortCallback Truncate(
const base::FilePath& file_path,
int64 length,
const storage::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
virtual AbortCallback WriteFile(
int file_handle,
net::IOBuffer* buffer,
int64 offset,
int length,
const storage::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
virtual const ProvidedFileSystemInfo& GetFileSystemInfo() const OVERRIDE;
virtual RequestManager* GetRequestManager() OVERRIDE;
virtual base::WeakPtr<ProvidedFileSystemInterface> GetWeakPtr() OVERRIDE;
private:
// Aborts an operation executed with a request id equal to
// |operation_request_id|. The request is removed immediately on the C++ side
// despite being handled by the providing extension or not.
void Abort(int operation_request_id,
const storage::AsyncFileUtil::StatusCallback& callback);
Profile* profile_; // Not owned.
extensions::EventRouter* event_router_; // Not owned. May be NULL.
ProvidedFileSystemInfo file_system_info_;
scoped_ptr<NotificationManagerInterface> notification_manager_;
RequestManager request_manager_;
base::WeakPtrFactory<ProvidedFileSystem> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(ProvidedFileSystem);
};
} // namespace file_system_provider
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_PROVIDED_FILE_SYSTEM_H_
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