/**
* Initialization of an experiment, taking the type, path, traces, indexPageSize and resource
*
* @param type the event type
* @param path the experiment path
* @param traces the experiment set of traces
* @param indexPageSize the experiment index page size
* @param resource the resource associated to the experiment
* @since 3.0
*/
public void initExperiment(
final Class<? extends ITmfEvent> type,
final String path,
final ITmfTrace[] traces,
final int indexPageSize,
IResource resource) {
setCacheSize(indexPageSize);
setStreamingInterval(0);
setParser(this);
// traces have to be set before super.initialize()
fTraces = traces;
try {
super.initialize(resource, path, type);
} catch (TmfTraceException e) {
Activator.logError("Error initializing experiment", e); // $NON-NLS-1$
}
if (resource != null) {
try {
this.synchronizeTraces();
} catch (TmfTraceException e) {
Activator.logError("Error synchronizing experiment", e); // $NON-NLS-1$
}
}
}
/** @since 3.0 */
@Override
public void setTimestampTransform(final ITmfTimestampTransform tt) {
fTsTransform = tt;
/* Save the timestamp transform to a file */
File sync_file = getSyncFormulaFile();
if (sync_file != null) {
if (sync_file.exists()) {
sync_file.delete();
}
FileOutputStream fos;
ObjectOutputStream oos;
/* Save the header of the file */
try {
fos = new FileOutputStream(sync_file, false);
oos = new ObjectOutputStream(fos);
oos.writeObject(fTsTransform);
oos.close();
fos.close();
} catch (IOException e1) {
Activator.logError("Error writing timestamp transform for trace", e1); // $NON-NLS-1$
}
}
}
@Override
@TmfSignalHandler
public void traceOpened(TmfTraceOpenedSignal signal) {
if (signal.getTrace() == this) {
initializeStreamingMonitor();
/* Initialize the analysis */
MultiStatus status = new MultiStatus(Activator.PLUGIN_ID, IStatus.OK, null, null);
status.add(executeAnalysis());
if (!status.isOK()) {
Activator.log(status);
}
TmfTraceManager.refreshSupplementaryFiles(this);
}
}
/**
* Handler for the Trace Opened signal
*
* @param signal The incoming signal
* @since 2.0
*/
@TmfSignalHandler
public void traceOpened(TmfTraceOpenedSignal signal) {
boolean signalIsForUs = false;
for (ITmfTrace trace : TmfTraceManager.getTraceSet(signal.getTrace())) {
if (trace == this) {
signalIsForUs = true;
break;
}
}
if (!signalIsForUs) {
return;
}
/*
* The signal is either for this trace, or for an experiment containing
* this trace.
*/
IStatus status = executeAnalysis();
if (!status.isOK()) {
Activator.log(status);
}
TmfTraceManager.refreshSupplementaryFiles(this);
if (signal.getTrace() == this) {
/* Additionally, the signal is directly for this trace. */
if (getNbEvents() == 0) {
return;
}
/* For a streaming trace, the range updated signal should be sent
* by the subclass when a new safe time is determined.
*/
if (getStreamingInterval() > 0) {
return;
}
final TmfTimeRange timeRange = new TmfTimeRange(getStartTime(), TmfTimestamp.BIG_CRUNCH);
final TmfTraceRangeUpdatedSignal rangeUpdatedsignal =
new TmfTraceRangeUpdatedSignal(this, this, timeRange);
// Broadcast in separate thread to prevent deadlock
broadcastAsync(rangeUpdatedsignal);
return;
}
}
