Method TraceSweepEvent

src/jrd/tra.cpp:4196–4228

/// class TraceSweepEvent

TraceSweepEvent::TraceSweepEvent(thread_db* tdbb)
{
	m_tdbb = tdbb;

	WIN window(HEADER_PAGE_NUMBER);
	Ods::header_page* header = (Ods::header_page*) CCH_FETCH(m_tdbb, &window, LCK_read, pag_header);

	m_sweep_info.update(header);
	CCH_RELEASE(m_tdbb, &window);

	Attachment* att = m_tdbb->getAttachment();

	gds__log("Sweep is started by %s\n"
		"\tDatabase \"%s\" \n"
		"\tOIT %" SQUADFORMAT", OAT %" SQUADFORMAT", OST %" SQUADFORMAT", Next %" SQUADFORMAT,
		att->getUserName("<Unknown user>").c_str(),
		att->att_filename.c_str(),
		m_sweep_info.getOIT(),
		m_sweep_info.getOAT(),
		m_sweep_info.getOST(),
		m_sweep_info.getNext());

	TraceManager* trace_mgr = att->att_trace_manager;

	m_start_clock = fb_utils::query_performance_counter();
	m_need_trace = trace_mgr->needs(ITraceFactory::TRACE_EVENT_SWEEP);

	if (!m_need_trace)
		return;

	TraceConnectionImpl conn(att);
	trace_mgr->event_sweep(&conn, &m_sweep_info, ITracePlugin::SWEEP_STATE_STARTED);
}


TraceSweepEvent::~TraceSweepEvent()