components/update_client/task_update.cc

   1 // Copyright 2015 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 #include "components/update_client/task_update.h"
   5
   6 #include "base/bind.h"
   7 #include "base/bind_helpers.h"
   8 #include "base/location.h"
   9 #include "base/single_thread_task_runner.h"
  10 #include "base/thread_task_runner_handle.h"
  11 #include "components/update_client/update_engine.h"
  12
  13 namespace update_client {
  14
  15 TaskUpdate::TaskUpdate(UpdateEngine* update_engine,
  16                        const std::vector<std::string>& ids,
  17                        const UpdateClient::CrxDataCallback& crx_data_callback)
  18     : update_engine_(update_engine),
  19       ids_(ids),
  20       crx_data_callback_(crx_data_callback) {
  21 }
  22
  23 TaskUpdate::~TaskUpdate() {
  24   DCHECK(thread_checker_.CalledOnValidThread());
  25 }
  26
  27 void TaskUpdate::Run(const Callback& callback) {
  28   DCHECK(thread_checker_.CalledOnValidThread());
  29
  30   callback_ = callback;
  31
  32   if (ids_.empty())
  33     RunComplete(-1);
  34
  35   update_engine_->Update(
  36       ids_, crx_data_callback_,
  37       base::Bind(&TaskUpdate::RunComplete, base::Unretained(this)));
  38 }
  39
  40 void TaskUpdate::RunComplete(int error) {
  41   DCHECK(thread_checker_.CalledOnValidThread());
  42
  43   callback_.Run(this, error);
  44 }
  45
  46 }  // namespace update_client