src/chrome/browser/sync_file_system/drive_backend/drive_uploader_on_worker.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_SYNC_FILE_SYSTEM_DRIVE_BACKEND_DRIVE_UPLOADER_ON_WORKER_H_
   6 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_DRIVE_UPLOADER_ON_WORKER_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "base/sequence_checker.h"
  11 #include "chrome/browser/drive/drive_uploader.h"
  12
  13 namespace base {
  14 class SingleThreadTaskRunner;
  15 class SequencedTaskRunner;
  16 }
  17
  18 namespace sync_file_system {
  19 namespace drive_backend {
  20
  21 class DriveUploaderWrapper;
  22
  23 // This class wraps a part of DriveUploaderInterface class to post actual
  24 // tasks to DriveUploaderWrapper which lives in another thread.
  25 // Each method wraps corresponding name method of DriveUploaderInterface.
  26 // See comments in drive_uploader.h for details.
  27 class DriveUploaderOnWorker : public drive::DriveUploaderInterface {
  28  public:
  29   DriveUploaderOnWorker(
  30       const base::WeakPtr<DriveUploaderWrapper>& wrapper,
  31       base::SingleThreadTaskRunner* ui_task_runner,
  32       base::SequencedTaskRunner* worker_task_runner);
  33   virtual ~DriveUploaderOnWorker();
  34
  35   virtual google_apis::CancelCallback UploadNewFile(
  36       const std::string& parent_resource_id,
  37       const base::FilePath& local_file_path,
  38       const std::string& title,
  39       const std::string& content_type,
  40       const UploadNewFileOptions& options,
  41       const drive::UploadCompletionCallback& callback,
  42       const google_apis::ProgressCallback& progress_callback) OVERRIDE;
  43
  44   virtual google_apis::CancelCallback UploadExistingFile(
  45       const std::string& resource_id,
  46       const base::FilePath& local_file_path,
  47       const std::string& content_type,
  48       const UploadExistingFileOptions& options,
  49       const drive::UploadCompletionCallback& callback,
  50       const google_apis::ProgressCallback& progress_callback) OVERRIDE;
  51
  52   // Following method is expected not to be used.
  53   virtual google_apis::CancelCallback ResumeUploadFile(
  54       const GURL& upload_location,
  55       const base::FilePath& local_file_path,
  56       const std::string& content_type,
  57       const drive::UploadCompletionCallback& callback,
  58       const google_apis::ProgressCallback& progress_callback) OVERRIDE;
  59
  60  private:
  61   base::WeakPtr<DriveUploaderWrapper> wrapper_;
  62   scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner_;
  63   scoped_refptr<base::SequencedTaskRunner> worker_task_runner_;
  64
  65   base::SequenceChecker sequece_checker_;
  66
  67   DISALLOW_COPY_AND_ASSIGN(DriveUploaderOnWorker);
  68 };
  69
  70 }  // namespace drive_backend
  71 }  // namespace sync_file_system
  72
  73 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_DRIVE_UPLOADER_ON_WORKER_H_