sync_task.cc revision 0529e5d033099cbfc42635f6f6183833b09dff6e 
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#include "chrome/browser/sync_file_system/drive_backend/sync_task.h"
6
7#include "base/bind.h"
8#include "chrome/browser/sync_file_system/drive_backend/sync_task_manager.h"
9#include "chrome/browser/sync_file_system/drive_backend/sync_task_token.h"
10#include "chrome/browser/sync_file_system/drive_backend/task_dependency_manager.h"
11
12namespace sync_file_system {
13namespace drive_backend {
14
15namespace {
16
17void CallRunExclusive(const base::WeakPtr<ExclusiveTask>& task,
18                      scoped_ptr<SyncTaskToken> token) {
19  if (task)
20    task->RunExclusive(SyncTaskToken::WrapToCallback(token.Pass()));
21}
22
23}  // namespace
24
25ExclusiveTask::ExclusiveTask() : weak_ptr_factory_(this) {}
26ExclusiveTask::~ExclusiveTask() {}
27
28void ExclusiveTask::RunPreflight(scoped_ptr<SyncTaskToken> token) {
29  scoped_ptr<BlockingFactor> blocking_factor(new BlockingFactor);
30  blocking_factor->exclusive = true;
31
32  SyncTaskManager::UpdateBlockingFactor(
33      token.Pass(), blocking_factor.Pass(),
34      base::Bind(&CallRunExclusive, weak_ptr_factory_.GetWeakPtr()));
35}
36
37}  // namespace drive_backend
38}  // namespace sync_file_system
39