double PerformanceResourceTiming::workerReady() const
{
if (!m_timing || m_timing->workerReady() == 0.0)
return 0.0;
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_timing->workerReady());
}
double PerformanceResourceTiming::redirectEnd() const
{
if (!m_lastRedirectEndTime || !m_allowRedirectDetails)
return 0.0;
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_lastRedirectEndTime);
}
double PerformanceResourceTiming::responseEnd() const
{
if (!m_finishTime)
return responseStart();
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_finishTime);
}
double PerformanceResourceTiming::requestStart() const
{
if (!m_allowTimingDetails)
return 0.0;
if (!m_timing)
return connectEnd();
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_timing->sendStart());
}
double PerformanceResourceTiming::domainLookupEnd() const
{
if (!m_allowTimingDetails)
return 0.0;
if (!m_timing || m_timing->dnsEnd() == 0.0)
return domainLookupStart();
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_timing->dnsEnd());
}
double PerformanceResourceTiming::secureConnectionStart() const
{
if (!m_allowTimingDetails)
return 0.0;
if (!m_timing || m_timing->sslStart() == 0.0) // Secure connection not negotiated.
return 0.0;
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_timing->sslStart());
}
double PerformanceResourceTiming::responseStart() const
{
if (!m_allowTimingDetails)
return 0.0;
if (!m_timing)
return requestStart();
// FIXME: This number isn't exactly correct. See the notes in PerformanceTiming::responseStart().
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_timing->receiveHeadersEnd());
}
double PerformanceResourceTiming::connectEnd() const
{
if (!m_allowTimingDetails)
return 0.0;
// connectStart will be zero when a network request is not made.
if (!m_timing || m_timing->connectEnd() == 0.0 || m_didReuseConnection)
return connectStart();
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_timing->connectEnd());
}
PerformanceResourceTiming::PerformanceResourceTiming(const ResourceTimingInfo& info, double timeOrigin, double startTime, double lastRedirectEndTime, bool allowTimingDetails, bool allowRedirectDetails)
: PerformanceEntry(info.initialRequest().url().getString(), "resource", monotonicTimeToDOMHighResTimeStamp(timeOrigin, startTime), monotonicTimeToDOMHighResTimeStamp(timeOrigin, info.loadFinishTime()))
, m_initiatorType(info.initiatorType())
, m_timeOrigin(timeOrigin)
, m_timing(info.finalResponse().resourceLoadTiming())
, m_lastRedirectEndTime(lastRedirectEndTime)
, m_finishTime(info.loadFinishTime())
, m_didReuseConnection(info.finalResponse().connectionReused())
, m_allowTimingDetails(allowTimingDetails)
, m_allowRedirectDetails(allowRedirectDetails)
{
}
double PerformanceResourceTiming::fetchStart() const
{
if (m_lastRedirectEndTime) {
// FIXME: ASSERT(m_timing) should be in constructor once timeticks of
// AppCache is exposed from chrome network stack, crbug/251100
ASSERT(m_timing);
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, m_timing->requestTime());
}
if (double workerReadyTime = workerReady())
return workerReadyTime;
return PerformanceEntry::startTime();
}
double PerformanceResourceTiming::connectStart() const
{
if (!m_allowTimingDetails)
return 0.0;
// connectStart will be zero when a network request is not made.
if (!m_timing || m_timing->connectStart() == 0.0 || m_didReuseConnection)
return domainLookupEnd();
// connectStart includes any DNS time, so we may need to trim that off.
double connectStart = m_timing->connectStart();
if (m_timing->dnsEnd() > 0.0)
connectStart = m_timing->dnsEnd();
return monotonicTimeToDOMHighResTimeStamp(m_timeOrigin, connectStart);
}
DOMHighResTimeStamp PerformanceBase::now() const {
return monotonicTimeToDOMHighResTimeStamp(monotonicallyIncreasingTime());
}
double PerformanceBase::monotonicTimeToDOMHighResTimeStampInMillis(
DOMHighResTimeStamp monotonicTime) const {
return monotonicTimeToDOMHighResTimeStamp(monotonicTime) * 1000;
}