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      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_
     60