| // Copyright 2014 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. |
| |
| #include "components/update_client/request_sender.h" |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/location.h" |
| #include "base/logging.h" |
| #include "base/single_thread_task_runner.h" |
| #include "base/thread_task_runner_handle.h" |
| #include "components/update_client/configurator.h" |
| #include "components/update_client/utils.h" |
| #include "net/url_request/url_fetcher.h" |
| |
| namespace update_client { |
| |
| RequestSender::RequestSender(const Configurator& config) : config_(config) { |
| } |
| |
| RequestSender::~RequestSender() { |
| DCHECK(thread_checker_.CalledOnValidThread()); |
| } |
| |
| void RequestSender::Send(const std::string& request_string, |
| const std::vector<GURL>& urls, |
| const RequestSenderCallback& request_sender_callback) { |
| DCHECK(thread_checker_.CalledOnValidThread()); |
| if (urls.empty()) { |
| request_sender_callback.Run(NULL); |
| return; |
| } |
| |
| request_string_ = request_string; |
| urls_ = urls; |
| request_sender_callback_ = request_sender_callback; |
| |
| cur_url_ = urls_.begin(); |
| |
| SendInternal(); |
| } |
| |
| void RequestSender::SendInternal() { |
| DCHECK(cur_url_ != urls_.end()); |
| DCHECK(cur_url_->is_valid()); |
| DCHECK(thread_checker_.CalledOnValidThread()); |
| |
| url_fetcher_.reset(SendProtocolRequest(*cur_url_, request_string_, this, |
| config_.RequestContext())); |
| } |
| |
| void RequestSender::OnURLFetchComplete(const net::URLFetcher* source) { |
| DCHECK(thread_checker_.CalledOnValidThread()); |
| if (GetFetchError(*source) == 0) { |
| request_sender_callback_.Run(source); |
| return; |
| } |
| |
| if (++cur_url_ != urls_.end() && |
| base::ThreadTaskRunnerHandle::Get()->PostTask( |
| FROM_HERE, |
| base::Bind(&RequestSender::SendInternal, base::Unretained(this)))) { |
| return; |
| } |
| |
| request_sender_callback_.Run(source); |
| } |
| |
| } // namespace update_client |