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Side by Side Diff: webkit/browser/fileapi/sandbox_file_system_backend.h

Issue 442383002: Move storage-related files from webkit/ to new top-level directory storage/ (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: . Created 6 years, 4 months ago
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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_SANDBOX_FILE_SYSTEM_BACKEND_H_
6 #define WEBKIT_BROWSER_FILEAPI_SANDBOX_FILE_SYSTEM_BACKEND_H_
7
8 #include <set>
9 #include <string>
10
11 #include "base/compiler_specific.h"
12 #include "base/files/file_path.h"
13 #include "base/memory/ref_counted.h"
14 #include "base/memory/scoped_ptr.h"
15 #include "webkit/browser/fileapi/file_system_backend.h"
16 #include "webkit/browser/fileapi/file_system_quota_util.h"
17 #include "webkit/browser/fileapi/sandbox_file_system_backend_delegate.h"
18 #include "webkit/browser/fileapi/task_runner_bound_observer_list.h"
19 #include "webkit/browser/quota/special_storage_policy.h"
20 #include "webkit/browser/webkit_storage_browser_export.h"
21
22 namespace fileapi {
23
24 // TEMPORARY or PERSISTENT filesystems, which are placed under the user's
25 // profile directory in a sandboxed way.
26 // This interface also lets one enumerate and remove storage for the origins
27 // that use the filesystem.
28 class WEBKIT_STORAGE_BROWSER_EXPORT SandboxFileSystemBackend
29 : public FileSystemBackend {
30 public:
31 explicit SandboxFileSystemBackend(SandboxFileSystemBackendDelegate* delegate);
32 virtual ~SandboxFileSystemBackend();
33
34 // FileSystemBackend overrides.
35 virtual bool CanHandleType(FileSystemType type) const OVERRIDE;
36 virtual void Initialize(FileSystemContext* context) OVERRIDE;
37 virtual void ResolveURL(const FileSystemURL& url,
38 OpenFileSystemMode mode,
39 const OpenFileSystemCallback& callback) OVERRIDE;
40 virtual AsyncFileUtil* GetAsyncFileUtil(FileSystemType type) OVERRIDE;
41 virtual CopyOrMoveFileValidatorFactory* GetCopyOrMoveFileValidatorFactory(
42 FileSystemType type,
43 base::File::Error* error_code) OVERRIDE;
44 virtual FileSystemOperation* CreateFileSystemOperation(
45 const FileSystemURL& url,
46 FileSystemContext* context,
47 base::File::Error* error_code) const OVERRIDE;
48 virtual bool SupportsStreaming(const FileSystemURL& url) const OVERRIDE;
49 virtual scoped_ptr<webkit_blob::FileStreamReader> CreateFileStreamReader(
50 const FileSystemURL& url,
51 int64 offset,
52 const base::Time& expected_modification_time,
53 FileSystemContext* context) const OVERRIDE;
54 virtual scoped_ptr<FileStreamWriter> CreateFileStreamWriter(
55 const FileSystemURL& url,
56 int64 offset,
57 FileSystemContext* context) const OVERRIDE;
58 virtual FileSystemQuotaUtil* GetQuotaUtil() OVERRIDE;
59
60 // Returns an origin enumerator of this backend.
61 // This method can only be called on the file thread.
62 SandboxFileSystemBackendDelegate::OriginEnumerator* CreateOriginEnumerator();
63
64 void set_enable_temporary_file_system_in_incognito(bool enable) {
65 enable_temporary_file_system_in_incognito_ = enable;
66 }
67 bool enable_temporary_file_system_in_incognito() const {
68 return enable_temporary_file_system_in_incognito_;
69 }
70
71
72 private:
73 SandboxFileSystemBackendDelegate* delegate_; // Not owned.
74
75 bool enable_temporary_file_system_in_incognito_;
76
77 DISALLOW_COPY_AND_ASSIGN(SandboxFileSystemBackend);
78 };
79
80 } // namespace fileapi
81
82 #endif // WEBKIT_BROWSER_FILEAPI_SANDBOX_FILE_SYSTEM_BACKEND_H_
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