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
3 // found in the LICENSE file.
5 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_TOUCH_OPERATION_H_
6 #define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_TOUCH_OPERATION_H_
8 #include "base/macros.h"
9 #include "base/memory/ref_counted.h"
10 #include "base/memory/weak_ptr.h"
11 #include "base/threading/thread_checker.h"
12 #include "components/drive/file_errors.h"
16 class SequencedTaskRunner
;
22 class ResourceMetadata
;
23 } // namespace internal
27 namespace file_system
{
29 class OperationDelegate
;
31 class TouchOperation
{
33 TouchOperation(base::SequencedTaskRunner
* blocking_task_runner
,
34 OperationDelegate
* delegate
,
35 internal::ResourceMetadata
* metadata
);
38 // Touches the file by updating last access time and last modified time.
39 // Upon completion, invokes |callback|.
40 // |last_access_time|, |last_modified_time| and |callback| must not be null.
41 void TouchFile(const base::FilePath
& file_path
,
42 const base::Time
& last_access_time
,
43 const base::Time
& last_modified_time
,
44 const FileOperationCallback
& callback
);
47 // Part of TouchFile(). Runs after updating the local state.
48 void TouchFileAfterUpdateLocalState(const base::FilePath
& file_path
,
49 const FileOperationCallback
& callback
,
50 const ResourceEntry
* entry
,
53 scoped_refptr
<base::SequencedTaskRunner
> blocking_task_runner_
;
54 OperationDelegate
* delegate_
;
55 internal::ResourceMetadata
* metadata_
;
57 base::ThreadChecker thread_checker_
;
59 // Note: This should remain the last member so it'll be destroyed and
60 // invalidate the weak pointers before any other members are destroyed.
61 base::WeakPtrFactory
<TouchOperation
> weak_ptr_factory_
;
62 DISALLOW_COPY_AND_ASSIGN(TouchOperation
);
65 } // namespace file_system
68 #endif // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_TOUCH_OPERATION_H_