get_metadata.h revision 1320f92c476a1ad9d19dba2a48c72b75566198e9 
1// Copyright 2014 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 CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_OPERATIONS_GET_METADATA_H_
6#define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_OPERATIONS_GET_METADATA_H_
7
8#include "base/files/file.h"
9#include "base/memory/scoped_ptr.h"
10#include "chrome/browser/chromeos/file_system_provider/operations/operation.h"
11#include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
12#include "chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h"
13#include "chrome/browser/chromeos/file_system_provider/request_value.h"
14
15namespace base {
16class FilePath;
17}  // namespace base
18
19namespace extensions {
20class EventRouter;
21}  // namespace extensions
22
23namespace chromeos {
24namespace file_system_provider {
25namespace operations {
26
27// Bridge between fileapi get metadata operation and providing extension's get
28// metadata request. Created per request.
29class GetMetadata : public Operation {
30 public:
31  GetMetadata(extensions::EventRouter* event_router,
32              const ProvidedFileSystemInfo& file_system_info,
33              const base::FilePath& entry_path,
34              ProvidedFileSystemInterface::MetadataFieldMask fields,
35              const ProvidedFileSystemInterface::GetMetadataCallback& callback);
36  virtual ~GetMetadata();
37
38  // Operation overrides.
39  virtual bool Execute(int request_id) OVERRIDE;
40  virtual void OnSuccess(int request_id,
41                         scoped_ptr<RequestValue> result,
42                         bool has_more) OVERRIDE;
43  virtual void OnError(int request_id,
44                       scoped_ptr<RequestValue> result,
45                       base::File::Error error) OVERRIDE;
46
47 private:
48  base::FilePath entry_path_;
49  ProvidedFileSystemInterface::MetadataFieldMask fields_;
50  const ProvidedFileSystemInterface::GetMetadataCallback callback_;
51
52  DISALLOW_COPY_AND_ASSIGN(GetMetadata);
53};
54
55}  // namespace operations
56}  // namespace file_system_provider
57}  // namespace chromeos
58
59#endif  // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_OPERATIONS_GET_METADATA_H_
60