src/chrome/browser/chromeos/file_system_provider/operations/get_metadata.h

   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
  15 namespace base {
  16 class FilePath;
  17 }  // namespace base
  18
  19 namespace extensions {
  20 class EventRouter;
  21 }  // namespace extensions
  22
  23 namespace chromeos {
  24 namespace file_system_provider {
  25 namespace operations {
  26
  27 // Bridge between fileapi get metadata operation and providing extension's get
  28 // metadata request. Created per request.
  29 class 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_