| // Copyright 2013 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_DRIVE_SYNC_ENTRY_UPDATE_PERFORMER_H_ |
| #define CHROME_BROWSER_CHROMEOS_DRIVE_SYNC_ENTRY_UPDATE_PERFORMER_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "chrome/browser/chromeos/drive/file_errors.h" |
| #include "google_apis/drive/gdata_errorcode.h" |
| |
| namespace base { |
| class SequencedTaskRunner; |
| } // namespace base |
| |
| namespace google_apis { |
| class ResourceEntry; |
| } // namespace google_apis |
| |
| namespace drive { |
| |
| class JobScheduler; |
| class ResourceEntry; |
| |
| namespace file_system { |
| class OperationObserver; |
| } // namespace file_system |
| |
| namespace internal { |
| |
| class EntryRevertPerformer; |
| class RemovePerformer; |
| class ResourceMetadata; |
| |
| // This class is responsible to perform server side update of an entry. |
| class EntryUpdatePerformer { |
| public: |
| EntryUpdatePerformer(base::SequencedTaskRunner* blocking_task_runner, |
| file_system::OperationObserver* observer, |
| JobScheduler* scheduler, |
| ResourceMetadata* metadata); |
| ~EntryUpdatePerformer(); |
| |
| // Requests the server to update the metadata of the entry specified by |
| // |local_id| with the locally stored one. |
| // Invokes |callback| when finished with the result of the operation. |
| // |callback| must not be null. |
| void UpdateEntry(const std::string& local_id, |
| const FileOperationCallback& callback); |
| |
| private: |
| // Part of UpdateEntry(). Called after local metadata look up. |
| void UpdateEntryAfterPrepare(const FileOperationCallback& callback, |
| scoped_ptr<ResourceEntry> entry, |
| scoped_ptr<ResourceEntry> parent_entry, |
| FileError error); |
| |
| // Part of UpdateEntry(). Called after UpdateResource is completed. |
| void UpdateEntryAfterUpdateResource( |
| const FileOperationCallback& callback, |
| const std::string& local_id, |
| google_apis::GDataErrorCode status, |
| scoped_ptr<google_apis::ResourceEntry> resource_entry); |
| |
| scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_; |
| JobScheduler* scheduler_; |
| ResourceMetadata* metadata_; |
| scoped_ptr<RemovePerformer> remove_performer_; |
| scoped_ptr<EntryRevertPerformer> entry_revert_performer_; |
| |
| // Note: This should remain the last member so it'll be destroyed and |
| // invalidate the weak pointers before any other members are destroyed. |
| base::WeakPtrFactory<EntryUpdatePerformer> weak_ptr_factory_; |
| DISALLOW_COPY_AND_ASSIGN(EntryUpdatePerformer); |
| }; |
| |
| } // namespace internal |
| } // namespace drive |
| |
| #endif // CHROME_BROWSER_CHROMEOS_DRIVE_SYNC_ENTRY_UPDATE_PERFORMER_H_ |