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- // Copyright 2017 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.
- // A utility for testing locally the retrieval of system session events.
- #include <iostream>
- #include "base/strings/stringprintf.h"
- #include "base/time/time.h"
- #include "components/metrics/system_session_analyzer/system_session_analyzer_win.h"
- namespace {
- using metrics::SystemSessionAnalyzer;
- class SystemSessionEventFetcher : public SystemSessionAnalyzer {
- public:
- explicit SystemSessionEventFetcher() : SystemSessionAnalyzer(0) {}
- using SystemSessionAnalyzer::FetchEvents;
- };
- } // namespace
- int main(int argc, char** argv) {
- SystemSessionEventFetcher fetcher;
- std::vector<SystemSessionEventFetcher::EventInfo> events;
- // Retrieve events for the last 5 sessions. We expect our own sessions start
- // event, and then 2 events per each preceding session for 11 total.
- if (!fetcher.FetchEvents(11U, &events)) {
- std::cerr << "Failed to fetch events." << std::endl;
- return 1;
- }
- // Print the event ids and times.
- for (const SystemSessionEventFetcher::EventInfo& event : events) {
- base::Time::Exploded exploded = {};
- event.event_time.LocalExplode(&exploded);
- std::string time = base::StringPrintf(
- "%d/%d/%d %d:%02d:%02d", exploded.month, exploded.day_of_month,
- exploded.year, exploded.hour, exploded.minute, exploded.second);
- std::cout << "Event: " << event.event_id << " (" << time << ")"
- << std::endl;
- }
- return 0;
- }
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