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 3 // found in the LICENSE file. 4 5 #ifndef WEBKIT_BROWSER_FILEAPI_ISOLATED_FILE_SYSTEM_BACKEND_H_ 6 #define WEBKIT_BROWSER_FILEAPI_ISOLATED_FILE_SYSTEM_BACKEND_H_ 7 8 #include "base/memory/scoped_ptr.h" 9 #include "webkit/browser/fileapi/file_system_backend.h" 10 11 namespace fileapi { 12 13 class AsyncFileUtilAdapter; 14 15 class IsolatedFileSystemBackend : public FileSystemBackend { 16 public: 17 IsolatedFileSystemBackend(); 18 virtual ~IsolatedFileSystemBackend(); 19 20 // FileSystemBackend implementation. 21 virtual bool CanHandleType(FileSystemType type) const OVERRIDE; 22 virtual void Initialize(FileSystemContext* context) OVERRIDE; 23 virtual void OpenFileSystem( 24 const GURL& origin_url, 25 FileSystemType type, 26 OpenFileSystemMode mode, 27 const OpenFileSystemCallback& callback) OVERRIDE; 28 virtual AsyncFileUtil* GetAsyncFileUtil(FileSystemType type) OVERRIDE; 29 virtual CopyOrMoveFileValidatorFactory* GetCopyOrMoveFileValidatorFactory( 30 FileSystemType type, 31 base::PlatformFileError* error_code) OVERRIDE; 32 virtual FileSystemOperation* CreateFileSystemOperation( 33 const FileSystemURL& url, 34 FileSystemContext* context, 35 base::PlatformFileError* error_code) const OVERRIDE; 36 virtual scoped_ptr<webkit_blob::FileStreamReader> CreateFileStreamReader( 37 const FileSystemURL& url, 38 int64 offset, 39 const base::Time& expected_modification_time, 40 FileSystemContext* context) const OVERRIDE; 41 virtual scoped_ptr<FileStreamWriter> CreateFileStreamWriter( 42 const FileSystemURL& url, 43 int64 offset, 44 FileSystemContext* context) const OVERRIDE; 45 virtual FileSystemQuotaUtil* GetQuotaUtil() OVERRIDE; 46 47 private: 48 scoped_ptr<AsyncFileUtilAdapter> isolated_file_util_; 49 scoped_ptr<AsyncFileUtilAdapter> dragged_file_util_; 50 scoped_ptr<AsyncFileUtilAdapter> transient_file_util_; 51 }; 52 53 } // namespace fileapi 54 55 #endif // WEBKIT_BROWSER_FILEAPI_ISOLATED_FILE_SYSTEM_BACKEND_H_ 56