@Override
public boolean isActive(ITimeGraphEntry element) {
if (element instanceof ControlFlowEntry) {
ControlFlowEntry cfe = (ControlFlowEntry) element;
TmfTraceManager traceManager = TmfTraceManager.getInstance();
TmfTraceContext traceContext = traceManager.getCurrentTraceContext();
TmfTimeRange winRange = traceContext.getWindowRange();
TmfTimeRange selRange = traceContext.getSelectionRange();
/* Take precedence of selection over window range. */
long beginTS = selRange.getStartTime().getValue();
long endTS = selRange.getEndTime().getValue();
/* No selection, take window range */
if (beginTS == endTS) {
beginTS = winRange.getStartTime().getValue();
endTS = winRange.getEndTime().getValue();
}
ITmfTrace trace = cfe.getTrace();
ITmfStateSystem ssq =
TmfStateSystemAnalysisModule.getStateSystem(trace, KernelAnalysisModule.ID);
if (ssq != null) {
beginTS = Math.max(beginTS, ssq.getStartTime());
endTS = Math.min(endTS, ssq.getCurrentEndTime());
if (beginTS > endTS) {
return false;
}
try {
int statusQuark = ssq.getQuarkRelative(cfe.getThreadQuark(), Attributes.STATUS);
/* Get the initial state at beginTS */
ITmfStateInterval currentInterval = ssq.querySingleState(beginTS, statusQuark);
if (isIntervalInStateActive(currentInterval)) {
return true;
}
/* Get the following state changes */
long ts = currentInterval.getEndTime();
while (ts != -1 && ts < endTS) {
ts++; /* To "jump over" to the next state in the history */
currentInterval = ssq.querySingleState(ts, statusQuark);
if (isIntervalInStateActive(currentInterval)) {
return true;
}
ts = currentInterval.getEndTime();
}
} catch (AttributeNotFoundException | StateSystemDisposedException e) {
/* Ignore ... */
}
}
}
return false;
}
@Override
protected IStatus run(IProgressMonitor monitor) {
/* Wait until the analysis is ready to be queried */
fStatsMod.waitForInitialization();
ITmfStatistics stats = fStatsMod.getStatistics();
if (stats == null) {
/* It should have worked, but didn't */
throw new IllegalStateException();
}
/*
* TODO Eventually this could be exposed through the
* TmfStateSystemAnalysisModule directly.
*/
ITmfStateSystem ss = fStatsMod.getStateSystem(TmfStatisticsEventTypesModule.ID);
if (ss == null) {
/*
* It should be instantiated after the
* statsMod.waitForInitialization() above.
*/
throw new IllegalStateException();
}
/*
* Periodically update the statistics while they are being built (or, if
* the back-end is already completely built, it will skip over the
* while() immediately.
*/
long start = 0;
long end = 0;
boolean finished = false;
do {
/* This model update is done every second */
if (monitor.isCanceled()) {
fViewer.removeFromJobs(fIsGlobal, fJobTrace);
return Status.CANCEL_STATUS;
}
finished = ss.waitUntilBuilt(LIVE_UPDATE_DELAY);
TmfTimeRange localtimeRange = fTimerange;
/*
* The generic statistics are stored in nanoseconds, so we must make
* sure the time range is scaled correctly.
*/
start = localtimeRange.getStartTime().normalize(0, TIME_SCALE).getValue();
end = localtimeRange.getEndTime().normalize(0, TIME_SCALE).getValue();
Map<String, Long> map = stats.getEventTypesInRange(start, end);
updateStats(map);
} while (!finished);
/* Query one last time for the final values */
Map<String, Long> map = stats.getEventTypesInRange(start, end);
updateStats(map);
fViewer.refreshPieCharts(fIsGlobal, !fIsGlobal);
/*
* Remove job from map so that new range selection updates can be
* processed.
*/
fViewer.removeFromJobs(fIsGlobal, fJobTrace);
return Status.OK_STATUS;
}
private void timeGraphIsReadyCondition(@NonNull TmfTimeRange selectionRange) {
IWorkbenchPart part = fViewBot.getViewReference().getPart(false);
fBot.waitUntil(
ConditionHelpers.timeGraphIsReadyCondition(
(AbstractTimeGraphView) part, selectionRange, selectionRange.getEndTime()));
}