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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/ash/components/tether/asynchronous_shutdown_object_container_impl.h"
#include "base/memory/ptr_util.h"
#include "chromeos/ash/components/tether/disconnect_tethering_request_sender_impl.h"
#include "chromeos/ash/components/tether/network_configuration_remover.h"
#include "chromeos/ash/components/tether/secure_channel_host_connection.h"
#include "chromeos/ash/components/tether/wifi_hotspot_disconnector_impl.h"
#include "chromeos/ash/services/device_sync/public/cpp/device_sync_client.h"
#include "chromeos/ash/services/secure_channel/public/cpp/client/secure_channel_client.h"
namespace ash::tether {
// static
AsynchronousShutdownObjectContainerImpl::Factory*
AsynchronousShutdownObjectContainerImpl::Factory::factory_instance_ =
nullptr;
// static
std::unique_ptr<AsynchronousShutdownObjectContainer>
AsynchronousShutdownObjectContainerImpl::Factory::Create(
device_sync::DeviceSyncClient* device_sync_client,
secure_channel::SecureChannelClient* secure_channel_client,
TetherHostFetcher* tether_host_fetcher,
NetworkStateHandler* network_state_handler,
ManagedNetworkConfigurationHandler* managed_network_configuration_handler,
NetworkConnectionHandler* network_connection_handler,
PrefService* pref_service) {
if (factory_instance_) {
return factory_instance_->CreateInstance(
device_sync_client, secure_channel_client, tether_host_fetcher,
network_state_handler, managed_network_configuration_handler,
network_connection_handler, pref_service);
}
return base::WrapUnique(new AsynchronousShutdownObjectContainerImpl(
device_sync_client, secure_channel_client, tether_host_fetcher,
network_state_handler, managed_network_configuration_handler,
network_connection_handler, pref_service));
}
// static
void AsynchronousShutdownObjectContainerImpl::Factory::SetFactoryForTesting(
Factory* factory) {
factory_instance_ = factory;
}
AsynchronousShutdownObjectContainerImpl::Factory::~Factory() = default;
AsynchronousShutdownObjectContainerImpl::
AsynchronousShutdownObjectContainerImpl(
device_sync::DeviceSyncClient* device_sync_client,
secure_channel::SecureChannelClient* secure_channel_client,
TetherHostFetcher* tether_host_fetcher,
NetworkStateHandler* network_state_handler,
ManagedNetworkConfigurationHandler*
managed_network_configuration_handler,
NetworkConnectionHandler* network_connection_handler,
PrefService* pref_service)
: tether_host_fetcher_(tether_host_fetcher),
host_connection_factory_(base::WrapUnique<HostConnection::Factory>(
new SecureChannelHostConnection::Factory(device_sync_client,
secure_channel_client,
tether_host_fetcher))),
disconnect_tethering_request_sender_(
DisconnectTetheringRequestSenderImpl::Factory::Create(
host_connection_factory_.get(),
tether_host_fetcher_)),
network_configuration_remover_(
std::make_unique<NetworkConfigurationRemover>(
managed_network_configuration_handler)),
wifi_hotspot_disconnector_(std::make_unique<WifiHotspotDisconnectorImpl>(
network_connection_handler,
network_state_handler,
pref_service,
network_configuration_remover_.get())) {}
AsynchronousShutdownObjectContainerImpl::
~AsynchronousShutdownObjectContainerImpl() = default;
void AsynchronousShutdownObjectContainerImpl::Shutdown(
base::OnceClosure shutdown_complete_callback) {
DCHECK(shutdown_complete_callback_.is_null());
shutdown_complete_callback_ = std::move(shutdown_complete_callback);
// The objects below require asynchronous shutdowns, so start observering
// these objects. Once they notify observers that they are finished shutting
// down, the asynchronous shutdown will complete.
disconnect_tethering_request_sender_->AddObserver(this);
ShutdownIfPossible();
}
TetherHostFetcher*
AsynchronousShutdownObjectContainerImpl::tether_host_fetcher() {
return tether_host_fetcher_;
}
HostConnection::Factory*
AsynchronousShutdownObjectContainerImpl::host_connection_factory() {
return host_connection_factory_.get();
}
DisconnectTetheringRequestSender*
AsynchronousShutdownObjectContainerImpl::disconnect_tethering_request_sender() {
return disconnect_tethering_request_sender_.get();
}
NetworkConfigurationRemover*
AsynchronousShutdownObjectContainerImpl::network_configuration_remover() {
return network_configuration_remover_.get();
}
WifiHotspotDisconnector*
AsynchronousShutdownObjectContainerImpl::wifi_hotspot_disconnector() {
return wifi_hotspot_disconnector_.get();
}
void AsynchronousShutdownObjectContainerImpl::
OnPendingDisconnectRequestsComplete() {
ShutdownIfPossible();
}
void AsynchronousShutdownObjectContainerImpl::ShutdownIfPossible() {
DCHECK(!shutdown_complete_callback_.is_null());
if (AreAsynchronousOperationsActive()) {
return;
}
disconnect_tethering_request_sender_->RemoveObserver(this);
std::move(shutdown_complete_callback_).Run();
}
bool AsynchronousShutdownObjectContainerImpl::
AreAsynchronousOperationsActive() {
// If there are pending disconnection requests, they must be sent before the
// component shuts down.
if (disconnect_tethering_request_sender_->HasPendingRequests()) {
return true;
}
return false;
}
void AsynchronousShutdownObjectContainerImpl::SetTestDoubles(
std::unique_ptr<DisconnectTetheringRequestSender>
disconnect_tethering_request_sender) {
disconnect_tethering_request_sender_ =
std::move(disconnect_tethering_request_sender);
}
} // namespace ash::tether
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