| // 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 "net/reporting/reporting_network_change_observer.h" |
| |
| #include "base/memory/raw_ptr.h" |
| #include "net/base/network_change_notifier.h" |
| #include "net/reporting/reporting_cache.h" |
| #include "net/reporting/reporting_context.h" |
| #include "net/reporting/reporting_policy.h" |
| #include "net/reporting/reporting_report.h" |
| |
| namespace net { |
| |
| namespace { |
| |
| class ReportingNetworkChangeObserverImpl |
| : public ReportingNetworkChangeObserver, |
| public NetworkChangeNotifier::NetworkChangeObserver { |
| public: |
| explicit ReportingNetworkChangeObserverImpl(ReportingContext* context) |
| : context_(context) { |
| NetworkChangeNotifier::AddNetworkChangeObserver(this); |
| } |
| |
| ReportingNetworkChangeObserverImpl( |
| const ReportingNetworkChangeObserverImpl&) = delete; |
| ReportingNetworkChangeObserverImpl& operator=( |
| const ReportingNetworkChangeObserverImpl&) = delete; |
| |
| // ReportingNetworkChangeObserver implementation: |
| ~ReportingNetworkChangeObserverImpl() override { |
| NetworkChangeNotifier::RemoveNetworkChangeObserver(this); |
| } |
| |
| // NetworkChangeNotifier::NetworkChangeObserver implementation: |
| void OnNetworkChanged(NetworkChangeNotifier::ConnectionType type) override { |
| // Every network change will be preceded by a call with CONNECTION_NONE, and |
| // NetworkChangeNotifier suggests that destructive actions be performed in |
| // the call with CONNECTION_NONE, so clear reports and/or clients only in |
| // that case. |
| if (type != NetworkChangeNotifier::ConnectionType::CONNECTION_NONE) |
| return; |
| |
| if (!context_->policy().persist_reports_across_network_changes) |
| context_->cache()->RemoveAllReports(); |
| |
| if (!context_->policy().persist_clients_across_network_changes) |
| context_->cache()->RemoveAllClients(); |
| } |
| |
| private: |
| raw_ptr<ReportingContext> context_; |
| }; |
| |
| } // namespace |
| |
| // static |
| std::unique_ptr<ReportingNetworkChangeObserver> |
| ReportingNetworkChangeObserver::Create(ReportingContext* context) { |
| return std::make_unique<ReportingNetworkChangeObserverImpl>(context); |
| } |
| |
| ReportingNetworkChangeObserver::~ReportingNetworkChangeObserver() = default; |
| |
| } // namespace net |