Method ~Log

lib/base/logger.cpp:267–323

* Writes the message to the application's log. */

 * Writes the message to the application's log.
 */
Log::~Log()
{
	if (!m_Buffer) {
		return;
	}

	LogEntry entry;
	entry.Timestamp = Utility::GetTime();
	entry.Severity = m_Severity;
	entry.Facility = m_Facility;

	{
		auto msg (m_Buffer->str());
		msg.erase(msg.find_last_not_of("\n") + 1u);

		entry.Message = std::move(msg);
	}

	if (m_Severity >= LogWarning) {
		ContextTrace context;

		if (context.GetLength() > 0) {
			std::ostringstream trace;
			trace << context;
			entry.Message += "\nContext:" + trace.str();
		}
	}

	for (const Logger::Ptr& logger : Logger::GetLoggers()) {
		ObjectLock llock(logger);

		if (!logger->IsActive())
			continue;

		if (entry.Severity >= logger->GetMinSeverity())
			logger->ProcessLogEntry(entry);

#ifdef I2_DEBUG /* I2_DEBUG */
		/* Always flush, don't depend on the timer. Enable this for development sprints on Linux/macOS only. Windows crashes. */
		//logger->Flush();
#endif /* I2_DEBUG */
	}

	if (Logger::IsConsoleLogEnabled() && entry.Severity >= Logger::GetConsoleLogSeverity()) {
		StreamLogger::ProcessLogEntry(std::cout, entry);

		/* "Console" might be a pipe/socket (systemd, daemontools, docker, ...),
		 * then cout will not flush lines automatically. */
		std::cout << std::flush;
	}

#ifdef _WIN32
	if (Logger::IsEarlyLoggingEnabled() && entry.Severity >= LogCritical) {
		WindowsEventLogLogger::WriteToWindowsEventLog(entry);
	}
#endif /* _WIN32 */
}