Rename GDataUplaoder to DriveUploader

chrome/browser/chromeos/gdata/gdata_uploader.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_BROWSER_CHROMEOS_GDATA_GDATA_UPLOADER_H_
-#define CHROME_BROWSER_CHROMEOS_GDATA_GDATA_UPLOADER_H_
-
-#include <map>
-#include <set>
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/memory/weak_ptr.h"
-#include "base/platform_file.h"
-#include "chrome/browser/chromeos/gdata/gdata_errorcode.h"
-#include "chrome/browser/chromeos/gdata/gdata_operations.h"
-#include "chrome/browser/chromeos/gdata/gdata_upload_file_info.h"
-#include "googleurl/src/gurl.h"
-
-namespace content {
-class DownloadItem;
-}
-
-namespace gdata {
-
-class DriveServiceInterface;
-
-class GDataUploaderInterface {
- public:
-  virtual ~GDataUploaderInterface() {}
-
-  // Uploads a new file specified by |upload_file_info|. Transfers ownership.
-  // Returns the upload_id.
-  //
-  // WARNING: This is not mockable by gmock because it takes scoped_ptr<>.
-  // See "Announcing scoped_ptr<>::Pass(). The latest in pointer ownership
-  // technology!" thread on chromium-dev.
-  virtual int UploadNewFile(scoped_ptr<UploadFileInfo> upload_file_info) = 0;
-
-  // Stream data to an existing file from data specified by |upload_file_info|.
-  // Transfers ownership. Returns the upload_id.
-  // TODO(zork): Do not use UploadFileInfo to pass data.  See: crbug.com/134819
-  virtual int StreamExistingFile(
-      scoped_ptr<UploadFileInfo> upload_file_info) = 0;
-
-  // Uploads an existing file (a file that already exists on Drive)
-  // specified by |local_file_path|. The existing file on Drive will be
-  // updated. Returns the upload_id. |callback| is run upon completion or
-  // failure.
-  virtual int UploadExistingFile(
-      const GURL& upload_location,
-      const FilePath& gdata_file_path,
-      const FilePath& local_file_path,
-      int64 file_size,
-      const std::string& content_type,
-      const UploadFileInfo::UploadCompletionCallback& callback) = 0;
-
-  // Updates attributes of streaming upload.
-  virtual void UpdateUpload(int upload_id,
-                            content::DownloadItem* download) = 0;
-
-  // Returns the count of bytes confirmed as uploaded so far.
-  virtual int64 GetUploadedBytes(int upload_id) const = 0;
-};
-
-class GDataUploader : public GDataUploaderInterface {
- public:
-  explicit GDataUploader(DriveServiceInterface* drive_service);
-  virtual ~GDataUploader();
-
-  // GDataUploaderInterface overrides.
-  virtual int UploadNewFile(
-      scoped_ptr<UploadFileInfo> upload_file_info) OVERRIDE;
-  virtual int StreamExistingFile(
-      scoped_ptr<UploadFileInfo> upload_file_info) OVERRIDE;
-  virtual int UploadExistingFile(
-      const GURL& upload_location,
-      const FilePath& gdata_file_path,
-      const FilePath& local_file_path,
-      int64 file_size,
-      const std::string& content_type,
-      const UploadFileInfo::UploadCompletionCallback& callback) OVERRIDE;
-  virtual void UpdateUpload(
-      int upload_id, content::DownloadItem* download) OVERRIDE;
-  virtual int64 GetUploadedBytes(int upload_id) const OVERRIDE;
-
- private:
-  // Lookup UploadFileInfo* in pending_uploads_.
-  UploadFileInfo* GetUploadFileInfo(int upload_id) const;
-
-  // Open the file.
-  void OpenFile(UploadFileInfo* upload_file_info);
-
-  // net::FileStream::Open completion callback. The result of the file
-  // open operation is passed as |result|.
-  void OpenCompletionCallback(int upload_id, int result);
-
-  // DriveService callback for InitiateUpload.
-  void OnUploadLocationReceived(int upload_id,
-                                GDataErrorCode code,
-                                const GURL& upload_location);
-
-  // Uploads the next chunk of data from the file.
-  void UploadNextChunk(UploadFileInfo* upload_file_info);
-
-  // net::FileStream::Read completion callback.
-  void ReadCompletionCallback(int upload_id,
-      int bytes_to_read,
-      int bytes_read);
-
-  // Calls DriveService's ResumeUpload with the current upload info.
-  void ResumeUpload(int upload_id);
-
-  // DriveService callback for ResumeUpload.
-  void OnResumeUploadResponseReceived(int upload_id,
-                                      const ResumeUploadResponse& response,
-                                      scoped_ptr<DocumentEntry> entry);
-
-  // Initiate the upload.
-  void InitiateUpload(UploadFileInfo* uploader_file_info);
-
-  // Handle failed uploads.
-  void UploadFailed(scoped_ptr<UploadFileInfo> upload_file_info,
-                    DriveFileError error);
-
-  // Removes |upload_id| from UploadFileInfoMap |pending_uploads_|.
-  // Note that this does not delete the UploadFileInfo object itself,
-  // because it may still be in use by an asynchronous function.
-  void RemoveUpload(int upload_id);
-
-  // Starts uploading a file with |upload_file_info|. Returns a new upload
-  // ID assigned to |upload_file_info|.
-  int StartUploadFile(scoped_ptr<UploadFileInfo> upload_file_info);
-
-  // Pointers to DriveServiceInterface object owned by DriveSystemService.
-  // The lifetime of this object is guaranteed to exceed that of the
-  // GDataUploader instance.
-  DriveServiceInterface* drive_service_;
-
-  int next_upload_id_;  // id counter.
-
-  typedef std::map<int, UploadFileInfo*> UploadFileInfoMap;
-  UploadFileInfoMap pending_uploads_;
-
-  // Note: This should remain the last member so it'll be destroyed and
-  // invalidate its weak pointers before any other members are destroyed.
-  base::WeakPtrFactory<GDataUploader> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(GDataUploader);
-};
-
-}  // namespace gdata
-
-#endif  // CHROME_BROWSER_CHROMEOS_GDATA_GDATA_UPLOADER_H_