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8c8bf09f ASL |
1 | /******************************************************************************* |
2 | * Copyright (c) 2009, 2010 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Francois Chouinard - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
13 | package org.eclipse.linuxtools.tmf.experiment; | |
14 | ||
9f584e4c | 15 | import java.util.Collections; |
8c8bf09f ASL |
16 | import java.util.Vector; |
17 | ||
e31e01e8 FC |
18 | import org.eclipse.core.runtime.IProgressMonitor; |
19 | import org.eclipse.core.runtime.IStatus; | |
20 | import org.eclipse.core.runtime.Status; | |
21 | import org.eclipse.core.runtime.jobs.Job; | |
fc6ccf6f | 22 | import org.eclipse.linuxtools.tmf.component.TmfEventProvider; |
8c8bf09f ASL |
23 | import org.eclipse.linuxtools.tmf.event.TmfEvent; |
24 | import org.eclipse.linuxtools.tmf.event.TmfTimeRange; | |
25 | import org.eclipse.linuxtools.tmf.event.TmfTimestamp; | |
9aae0442 ASL |
26 | import org.eclipse.linuxtools.tmf.request.TmfDataRequest; |
27 | import org.eclipse.linuxtools.tmf.request.TmfEventRequest; | |
9f584e4c | 28 | import org.eclipse.linuxtools.tmf.signal.TmfRangeSynchSignal; |
8c8bf09f | 29 | import org.eclipse.linuxtools.tmf.signal.TmfSignalHandler; |
9f584e4c FC |
30 | import org.eclipse.linuxtools.tmf.trace.ITmfContext; |
31 | import org.eclipse.linuxtools.tmf.trace.ITmfLocation; | |
8c8bf09f | 32 | import org.eclipse.linuxtools.tmf.trace.ITmfTrace; |
9f584e4c FC |
33 | import org.eclipse.linuxtools.tmf.trace.TmfCheckpoint; |
34 | import org.eclipse.linuxtools.tmf.trace.TmfContext; | |
e31e01e8 | 35 | import org.eclipse.linuxtools.tmf.trace.TmfTraceUpdatedSignal; |
8c8bf09f ASL |
36 | |
37 | /** | |
38 | * <b><u>TmfExperiment</u></b> | |
39 | * <p> | |
40 | * TmfExperiment presents a time-ordered, unified view of a set of TmfTraces | |
41 | * that are part of a tracing experiment. | |
42 | * <p> | |
43 | */ | |
fc6ccf6f | 44 | public class TmfExperiment<T extends TmfEvent> extends TmfEventProvider<T> implements ITmfTrace { |
8c8bf09f ASL |
45 | |
46 | // ------------------------------------------------------------------------ | |
47 | // Attributes | |
48 | // ------------------------------------------------------------------------ | |
49 | ||
50 | // The currently selected experiment | |
e31e01e8 FC |
51 | private static TmfExperiment<?> fCurrentExperiment; |
52 | ||
53 | // The experiment ID | |
54 | private String fExperimentId; | |
8c8bf09f | 55 | |
9f584e4c FC |
56 | // The set of traces that constitute the experiment |
57 | private ITmfTrace[] fTraces; | |
8c8bf09f ASL |
58 | |
59 | // The total number of events | |
9f584e4c | 60 | private long fNbEvents; |
8c8bf09f ASL |
61 | |
62 | // The experiment time range | |
63 | private TmfTimeRange fTimeRange; | |
64 | ||
65 | // The experiment reference timestamp (default: BigBang) | |
66 | private TmfTimestamp fEpoch; | |
67 | ||
9f584e4c FC |
68 | // The experiment index |
69 | private Vector<TmfCheckpoint> fCheckpoints = new Vector<TmfCheckpoint>(); | |
70 | ||
8c8bf09f ASL |
71 | // ------------------------------------------------------------------------ |
72 | // Constructors | |
73 | // ------------------------------------------------------------------------ | |
74 | ||
75 | /** | |
76 | * @param type | |
77 | * @param id | |
78 | * @param traces | |
79 | * @param epoch | |
80 | * @param indexPageSize | |
81 | */ | |
82 | public TmfExperiment(Class<T> type, String id, ITmfTrace[] traces, TmfTimestamp epoch, int indexPageSize) { | |
e31e01e8 | 83 | super(type); |
8c8bf09f | 84 | |
e31e01e8 | 85 | fExperimentId = id; |
9f584e4c | 86 | fTraces = traces; |
8c8bf09f ASL |
87 | fEpoch = epoch; |
88 | fIndexPageSize = indexPageSize; | |
89 | ||
90 | updateNbEvents(); | |
91 | updateTimeRange(); | |
e31e01e8 | 92 | } |
8c8bf09f ASL |
93 | |
94 | /** | |
95 | * @param type | |
96 | * @param id | |
97 | * @param traces | |
98 | */ | |
99 | public TmfExperiment(Class<T> type, String id, ITmfTrace[] traces) { | |
100 | this(type, id, traces, TmfTimestamp.Zero, DEFAULT_INDEX_PAGE_SIZE); | |
101 | } | |
102 | ||
103 | /** | |
104 | * @param type | |
105 | * @param id | |
106 | * @param traces | |
107 | * @param indexPageSize | |
108 | */ | |
109 | public TmfExperiment(Class<T> type, String id, ITmfTrace[] traces, int indexPageSize) { | |
110 | this(type, id, traces, TmfTimestamp.Zero, indexPageSize); | |
111 | } | |
e31e01e8 | 112 | |
8c8bf09f | 113 | /** |
e31e01e8 | 114 | * |
8c8bf09f ASL |
115 | */ |
116 | @Override | |
e31e01e8 | 117 | public void deregister() { |
9f584e4c FC |
118 | fTraces = null; |
119 | fCheckpoints.clear(); | |
e31e01e8 FC |
120 | fCurrentExperiment= null; |
121 | super.deregister(); | |
8c8bf09f ASL |
122 | } |
123 | ||
9f584e4c FC |
124 | // ------------------------------------------------------------------------ |
125 | // ITmfTrace accessors | |
126 | // ------------------------------------------------------------------------ | |
127 | ||
128 | public String getPath() { | |
129 | return null; | |
130 | } | |
131 | ||
fc6ccf6f | 132 | @Override |
9f584e4c FC |
133 | public String getName() { |
134 | return fExperimentId; | |
135 | } | |
136 | ||
137 | public long getNbEvents() { | |
138 | return fNbEvents; | |
139 | } | |
140 | ||
141 | public TmfTimeRange getTimeRange() { | |
142 | return fTimeRange; | |
143 | } | |
144 | ||
145 | public TmfTimestamp getStartTime() { | |
146 | return fTimeRange.getStartTime(); | |
147 | } | |
148 | ||
149 | public TmfTimestamp getEndTime() { | |
150 | return fTimeRange.getEndTime(); | |
151 | } | |
152 | ||
8c8bf09f | 153 | // ------------------------------------------------------------------------ |
e31e01e8 | 154 | // Accessors |
8c8bf09f ASL |
155 | // ------------------------------------------------------------------------ |
156 | ||
e31e01e8 FC |
157 | public static TmfExperiment<?> getCurrentExperiment() { |
158 | return fCurrentExperiment; | |
8c8bf09f ASL |
159 | } |
160 | ||
8c8bf09f ASL |
161 | public TmfTimestamp getEpoch() { |
162 | return fEpoch; | |
163 | } | |
164 | ||
9f584e4c FC |
165 | public ITmfTrace[] getTraces() { |
166 | return fTraces; | |
8c8bf09f ASL |
167 | } |
168 | ||
169 | /** | |
170 | * Returns the rank of the first event with the requested timestamp. | |
171 | * If none, returns the index of the next event (if any). | |
172 | * | |
e31e01e8 | 173 | * @param ts |
8c8bf09f ASL |
174 | * @return |
175 | */ | |
e31e01e8 FC |
176 | public long getRank(TmfTimestamp ts) { |
177 | // FIXME: Go over all the traces | |
9f584e4c FC |
178 | ITmfTrace trace = fTraces[0]; |
179 | TmfContext context = trace.seekEvent(ts); | |
8c8bf09f ASL |
180 | return context.getRank(); |
181 | } | |
182 | ||
183 | /** | |
184 | * Returns the timestamp of the event at the requested index. | |
185 | * If none, returns null. | |
186 | * | |
187 | * @param index | |
188 | * @return | |
189 | */ | |
190 | public TmfTimestamp getTimestamp(int index) { | |
e31e01e8 | 191 | // FIXME: Go over all the traces |
9f584e4c FC |
192 | ITmfTrace trace = fTraces[0]; |
193 | TmfContext context = trace.seekEvent(index); | |
e31e01e8 | 194 | TmfEvent event = trace.getNextEvent(context); |
9f584e4c FC |
195 | TmfTimestamp timestamp = (event != null) ? event.getTimestamp() : null; |
196 | return timestamp; | |
8c8bf09f ASL |
197 | } |
198 | ||
199 | // ------------------------------------------------------------------------ | |
200 | // Operators | |
201 | // ------------------------------------------------------------------------ | |
202 | ||
9f584e4c FC |
203 | // /** |
204 | // * Add a trace to the experiment trace set | |
205 | // * | |
206 | // * @param trace | |
207 | // */ | |
208 | // public void addTrace(ITmfTrace trace) { | |
209 | // fTraces.add(trace); | |
210 | // synchronized(this) { | |
211 | // updateNbEvents(); | |
212 | // updateTimeRange(); | |
213 | // } | |
214 | // } | |
e31e01e8 | 215 | |
8c8bf09f ASL |
216 | /** |
217 | * Update the total number of events | |
218 | */ | |
219 | private void updateNbEvents() { | |
220 | int nbEvents = 0; | |
221 | for (ITmfTrace trace : fTraces) { | |
222 | nbEvents += trace.getNbEvents(); | |
223 | } | |
224 | fNbEvents = nbEvents; | |
225 | } | |
226 | ||
227 | /** | |
228 | * Update the global time range | |
229 | */ | |
230 | private void updateTimeRange() { | |
231 | TmfTimestamp startTime = fTimeRange != null ? fTimeRange.getStartTime() : TmfTimestamp.BigCrunch; | |
232 | TmfTimestamp endTime = fTimeRange != null ? fTimeRange.getEndTime() : TmfTimestamp.BigBang; | |
233 | ||
234 | for (ITmfTrace trace : fTraces) { | |
e31e01e8 FC |
235 | TmfTimestamp traceStartTime = trace.getStartTime(); |
236 | if (traceStartTime.compareTo(startTime, true) < 0) | |
237 | startTime = traceStartTime; | |
238 | ||
239 | TmfTimestamp traceEndTime = trace.getEndTime(); | |
240 | if (traceEndTime.compareTo(endTime, true) > 0) | |
241 | endTime = traceEndTime; | |
8c8bf09f ASL |
242 | } |
243 | fTimeRange = new TmfTimeRange(startTime, endTime); | |
244 | } | |
245 | ||
246 | // ------------------------------------------------------------------------ | |
247 | // TmfProvider | |
248 | // ------------------------------------------------------------------------ | |
249 | ||
250 | @Override | |
fc6ccf6f | 251 | public ITmfContext armRequest(TmfDataRequest<T> request) { |
9f584e4c FC |
252 | TmfTimestamp timestamp = (request instanceof TmfEventRequest<?>) ? |
253 | ((TmfEventRequest<T>) request).getRange().getStartTime() : null; | |
254 | ||
255 | TmfExperimentContext context = (timestamp != null) ? | |
256 | seekEvent(timestamp) : seekEvent(request.getIndex()); | |
257 | ||
8c8bf09f ASL |
258 | return context; |
259 | } | |
260 | ||
261 | @SuppressWarnings("unchecked") | |
262 | @Override | |
263 | public T getNext(ITmfContext context) { | |
264 | if (context instanceof TmfExperimentContext) { | |
265 | return (T) getNextEvent((TmfExperimentContext) context); | |
266 | } | |
267 | return null; | |
268 | } | |
269 | ||
9f584e4c FC |
270 | // ------------------------------------------------------------------------ |
271 | // ITmfTrace trace positioning | |
272 | // ------------------------------------------------------------------------ | |
273 | ||
274 | // Returns a brand new context based on the location provided | |
275 | // Arms the event queues | |
276 | // NOTE: This is a fine example of pathological coupling... | |
452ad365 | 277 | public TmfExperimentContext seekLocation(ITmfLocation<?> location) { |
9f584e4c | 278 | if (location instanceof TmfExperimentLocation || location == null) { |
452ad365 FC |
279 | ITmfLocation<?>[] oldloc = (location != null) ? ((TmfExperimentLocation) location).getLocation() : new TmfExperimentLocation[fTraces.length]; |
280 | ITmfLocation<?>[] newloc = new ITmfLocation[fTraces.length]; | |
9f584e4c FC |
281 | TmfContext[] contexts = new TmfContext[fTraces.length]; |
282 | ||
283 | TmfExperimentContext context = new TmfExperimentContext(fTraces, contexts); | |
284 | TmfEvent[] events = context.getEvents(); | |
285 | ||
286 | long rank = 0; | |
287 | for (int i = 0; i < fTraces.length; i++) { | |
288 | contexts[i] = fTraces[i].seekLocation(oldloc[i]); | |
289 | newloc[i] = contexts[i].getLocation(); // No clone here | |
290 | events[i] = fTraces[i].parseEvent(contexts[i]); | |
291 | rank += contexts[i].getRank(); | |
292 | } | |
293 | context.setLocation(new TmfExperimentLocation(newloc)); | |
294 | context.setRank(rank); | |
295 | return context; | |
296 | } | |
297 | return null; | |
298 | } | |
299 | ||
300 | public TmfExperimentContext seekEvent(TmfTimestamp timestamp) { | |
8c8bf09f | 301 | |
9f584e4c FC |
302 | if (timestamp == null) { |
303 | timestamp = TmfTimestamp.BigBang; | |
304 | } | |
305 | ||
306 | // First, find the right checkpoint | |
307 | int index = Collections.binarySearch(fCheckpoints, new TmfCheckpoint(timestamp, null)); | |
308 | ||
309 | // In the very likely case that the checkpoint was not found, bsearch | |
310 | // returns its negated would-be location (not an offset...). From that | |
311 | // index, we can then position the stream and get the event. | |
312 | if (index < 0) { | |
313 | index = Math.max(0, -(index + 2)); | |
314 | } | |
315 | ||
316 | // Position the experiment at the checkpoint | |
452ad365 | 317 | ITmfLocation<?> location; |
9f584e4c FC |
318 | synchronized (fCheckpoints) { |
319 | if (fCheckpoints.size() > 0) { | |
320 | if (index >= fCheckpoints.size()) { | |
321 | index = fCheckpoints.size() - 1; | |
322 | } | |
323 | location = fCheckpoints.elementAt(index).getLocation(); | |
324 | } | |
325 | else { | |
326 | location = null; | |
327 | } | |
328 | } | |
329 | ||
330 | TmfExperimentContext nextEventContext = seekLocation(location); | |
331 | nextEventContext.setRank(index * fIndexPageSize); | |
332 | TmfExperimentContext currentEventContext = new TmfExperimentContext(nextEventContext); | |
333 | ||
334 | // And get the event | |
335 | TmfEvent event = getNextEvent(nextEventContext); | |
336 | while (event != null && event.getTimestamp().compareTo(timestamp, false) < 0) { | |
337 | currentEventContext = new TmfExperimentContext(nextEventContext); | |
338 | // currentEventContext.setLocation(nextEventContext.getLocation()); | |
339 | // currentEventContext.updateRank(1); | |
340 | event = getNextEvent(nextEventContext); | |
341 | } | |
342 | ||
343 | return currentEventContext; | |
344 | } | |
8c8bf09f | 345 | |
9f584e4c FC |
346 | public TmfExperimentContext seekEvent(long rank) { |
347 | ||
348 | TmfExperimentContext context; | |
e31e01e8 FC |
349 | int page = 0; // The checkpoint page |
350 | int current = 0; // The current event index (rank) | |
9f584e4c | 351 | |
e31e01e8 | 352 | // If there is no checkpoint created yet, start from the beginning |
9f584e4c FC |
353 | if (fCheckpoints.size() == 0) { |
354 | context = seekLocation(null); | |
e31e01e8 FC |
355 | } |
356 | else { | |
9f584e4c FC |
357 | page = (int) rank / fIndexPageSize; |
358 | if (page >= fCheckpoints.size()) { | |
359 | page = fCheckpoints.size() - 1; | |
e31e01e8 | 360 | } |
9f584e4c | 361 | context = seekLocation(fCheckpoints.elementAt(page).getLocation()); |
e31e01e8 FC |
362 | current = page * fIndexPageSize; |
363 | } | |
364 | ||
365 | // Position the traces at the requested index | |
9f584e4c | 366 | while (current++ < rank) { |
e31e01e8 FC |
367 | getNextEvent(context); |
368 | } | |
9f584e4c FC |
369 | |
370 | return context; | |
8c8bf09f ASL |
371 | } |
372 | ||
373 | /** | |
374 | * Scan the next events from all traces and return the next one | |
375 | * in chronological order. | |
376 | * | |
377 | * @param context | |
378 | * @return | |
379 | */ | |
9f584e4c FC |
380 | public synchronized TmfEvent getNextEvent(TmfContext context) { |
381 | if (context instanceof TmfExperimentContext) { | |
382 | TmfExperimentContext expContext = (TmfExperimentContext) context; | |
383 | int trace = 0; | |
384 | TmfTimestamp timestamp = TmfTimestamp.BigCrunch; | |
385 | if (expContext.getEvents()[trace] != null) { | |
386 | timestamp = expContext.getEvents()[trace].getTimestamp(); | |
387 | } | |
388 | for (int i = 1; i < expContext.getTraces().length; i++) { | |
389 | if (expContext.getEvents()[i].getTimestamp() != null) { | |
390 | TmfTimestamp otherTS = expContext.getEvents()[i].getTimestamp(); | |
391 | if (otherTS.compareTo(timestamp, true) < 0) { | |
392 | trace = i; | |
393 | timestamp = otherTS; | |
394 | } | |
8c8bf09f ASL |
395 | } |
396 | } | |
9f584e4c FC |
397 | TmfContext trcloc = expContext.getContexts()[trace]; |
398 | TmfEvent event = expContext.getTraces()[trace].parseEvent(trcloc); | |
399 | TmfExperimentLocation exploc = (TmfExperimentLocation) expContext.getLocation(); | |
452ad365 | 400 | exploc.getLocation()[trace] = trcloc.getLocation().clone(); |
9f584e4c FC |
401 | expContext.updateRank(1); |
402 | expContext.getEvents()[trace] = expContext.getTraces()[trace].getNextEvent(trcloc); | |
403 | return event; | |
8c8bf09f | 404 | } |
9f584e4c | 405 | return null; |
8c8bf09f ASL |
406 | } |
407 | ||
9f584e4c FC |
408 | public TmfEvent parseEvent(TmfContext context) { |
409 | // TODO Auto-generated method stub | |
410 | return null; | |
8c8bf09f ASL |
411 | } |
412 | ||
413 | /* (non-Javadoc) | |
414 | * @see java.lang.Object#toString() | |
415 | */ | |
416 | @Override | |
417 | public String toString() { | |
e31e01e8 | 418 | return "[TmfExperiment (" + fExperimentId + ")]"; |
8c8bf09f ASL |
419 | } |
420 | ||
421 | // ------------------------------------------------------------------------ | |
422 | // Indexing | |
423 | // ------------------------------------------------------------------------ | |
424 | ||
425 | /* | |
426 | * The experiment holds the globally ordered events of its set of traces. | |
427 | * It is expected to provide access to each individual event by index i.e. | |
9f584e4c | 428 | * it must be possible to request the Nth event of the experiment. |
8c8bf09f ASL |
429 | * |
430 | * The purpose of the index is to keep the information needed to rapidly | |
431 | * restore the traces contexts at regular intervals (every INDEX_PAGE_SIZE | |
432 | * event). | |
433 | */ | |
434 | ||
435 | // The index page size | |
436 | private static final int DEFAULT_INDEX_PAGE_SIZE = 1000; | |
e31e01e8 | 437 | private final int fIndexPageSize; |
8c8bf09f | 438 | |
e31e01e8 FC |
439 | // Indicates that an indexing job is already running |
440 | private Boolean fIndexing = false; | |
441 | private Boolean fIndexed = false; | |
8c8bf09f | 442 | |
e31e01e8 FC |
443 | // The indexing job |
444 | private IndexingJob job; | |
445 | ||
446 | /** | |
447 | * indexExperiment | |
448 | * | |
449 | * Creates the experiment index. | |
450 | */ | |
451 | public void indexExperiment(boolean waitForCompletion) { | |
452 | ||
453 | synchronized(fIndexing) { | |
454 | if (fIndexed || fIndexing) { | |
455 | // An indexing job is already running but a new request came | |
456 | // in (probably due to a change in the trace set). The index | |
457 | // being currently built is therefore already invalid. | |
458 | // TODO: Cancel and restart the job | |
459 | // TODO: Add support for dynamically adding/removing traces | |
460 | return; | |
9aae0442 | 461 | } |
e31e01e8 FC |
462 | fIndexing = true; |
463 | } | |
8c8bf09f | 464 | |
e31e01e8 FC |
465 | job = new IndexingJob(fExperimentId); |
466 | job.schedule(); | |
467 | ||
468 | if (waitForCompletion) { | |
469 | try { | |
470 | job.join(); | |
471 | } catch (InterruptedException e) { | |
472 | e.printStackTrace(); | |
473 | } | |
474 | } | |
8c8bf09f | 475 | } |
e31e01e8 FC |
476 | |
477 | private class IndexingJob extends Job { | |
478 | ||
479 | public IndexingJob(String name) { | |
480 | super(name); | |
481 | } | |
482 | ||
483 | /* (non-Javadoc) | |
484 | * @see org.eclipse.core.runtime.jobs.Job#run(org.eclipse.core.runtime.IProgressMonitor) | |
485 | */ | |
486 | @Override | |
487 | protected IStatus run(IProgressMonitor monitor) { | |
488 | ||
489 | // Minimal check | |
9f584e4c | 490 | if (fTraces.length == 0) { |
e31e01e8 FC |
491 | fIndexing = false; |
492 | return Status.OK_STATUS; | |
493 | } | |
494 | ||
495 | monitor.beginTask("Indexing " + fExperimentId, IProgressMonitor.UNKNOWN); | |
496 | ||
497 | int nbEvents = 0; | |
498 | TmfTimestamp startTime = null; | |
499 | TmfTimestamp lastTime = null; | |
500 | ||
9f584e4c FC |
501 | // Reset the index |
502 | fCheckpoints = new Vector<TmfCheckpoint>(); | |
e31e01e8 FC |
503 | |
504 | try { | |
9f584e4c FC |
505 | // Position the trace at the beginning |
506 | TmfExperimentContext context = seekLocation(null); | |
507 | TmfExperimentLocation location = (TmfExperimentLocation) context.getLocation(); | |
508 | ||
509 | // Get the first event | |
510 | TmfEvent event = getNextEvent(context); | |
511 | if (event != null) { | |
512 | startTime = new TmfTimestamp(event.getTimestamp()); | |
513 | } | |
514 | ||
515 | // Index the experiment | |
516 | while (event != null) { | |
517 | lastTime = event.getTimestamp(); | |
e31e01e8 | 518 | if ((nbEvents++ % fIndexPageSize) == 0) { |
9f584e4c | 519 | fCheckpoints.add(new TmfCheckpoint(lastTime, location.clone())); |
e31e01e8 FC |
520 | fNbEvents = nbEvents; |
521 | fTimeRange = new TmfTimeRange(startTime, lastTime); | |
9f584e4c | 522 | notifyListeners(new TmfTimeRange(startTime, lastTime)); |
e31e01e8 FC |
523 | |
524 | monitor.worked(1); | |
525 | ||
526 | // Check monitor *after* fCheckpoints has been updated | |
527 | if (monitor.isCanceled()) { | |
528 | monitor.done(); | |
529 | return Status.CANCEL_STATUS; | |
530 | } | |
531 | } | |
532 | ||
533 | // We will need the contexts at the next iteration | |
534 | if ((nbEvents % fIndexPageSize) == 0) { | |
9f584e4c | 535 | location = (TmfExperimentLocation) context.getLocation(); |
e31e01e8 FC |
536 | } |
537 | ||
538 | event = getNextEvent(context); | |
539 | } | |
540 | ||
541 | } | |
542 | finally { | |
543 | synchronized(this) { | |
544 | fNbEvents = nbEvents; | |
545 | fTimeRange = new TmfTimeRange(startTime, lastTime); | |
546 | fIndexing = false; | |
547 | fIndexed = true; | |
548 | } | |
549 | monitor.done(); | |
550 | } | |
551 | ||
9f584e4c | 552 | // dumpCheckpoints(); |
e31e01e8 FC |
553 | |
554 | return Status.OK_STATUS; | |
555 | } | |
556 | } | |
557 | ||
9f584e4c FC |
558 | protected void notifyListeners(TmfTimeRange range) { |
559 | broadcast(new TmfRangeSynchSignal(this, range, null)); | |
560 | } | |
561 | ||
562 | // ======================================================================== | |
563 | // Toubleshooting code | |
564 | // ======================================================================== | |
565 | ||
566 | // private void dumpCheckpoints() { | |
e31e01e8 FC |
567 | // System.out.println("-----"); |
568 | // System.out.println("Checkpoints of " + fExperimentId); | |
9f584e4c | 569 | // for (int i = 0; i < fCheckpoints.size(); i++) { |
e31e01e8 | 570 | // System.out.println("Entry:" + i); |
9f584e4c FC |
571 | // TmfCheckpoint checkpoint = fCheckpoints.get(i); |
572 | // long rank = 0; | |
573 | // for (int j = 0; j < fTraces.length; j++) { | |
574 | // ITmfTrace trace = fTraces[j]; | |
575 | // TmfExperimentContext context = seekLocation(checkpoint.getLocation()); | |
576 | // TmfContext[] traces = context.getContexts(); | |
577 | // rank += context.getRank(); | |
578 | // TmfEvent event = fTraces[j].getNextEvent(new TmfContext(traces[j])); | |
e31e01e8 FC |
579 | // System.out.println(" [" + trace.getName() + "] rank: " + context.getRank() + ", timestamp: " + event.getTimestamp()); |
580 | // assert (checkpoint.getTimestamp().compareTo(event.getTimestamp(), false) == 0); | |
581 | // } | |
9f584e4c | 582 | // System.out.println("Sum of ranks: " + rank + " (expected: " + i * fIndexPageSize + ")"); |
e31e01e8 FC |
583 | // } |
584 | // } | |
585 | ||
8c8bf09f ASL |
586 | // ------------------------------------------------------------------------ |
587 | // Signal handlers | |
588 | // ------------------------------------------------------------------------ | |
589 | ||
590 | @TmfSignalHandler | |
951d134a | 591 | public void experimentSelected(TmfExperimentSelectedSignal<T> signal) { |
e31e01e8 FC |
592 | fCurrentExperiment = signal.getExperiment(); |
593 | // if (signal.getExperiment() == this) { | |
594 | // indexExperiment(true); | |
595 | // } | |
8c8bf09f ASL |
596 | } |
597 | ||
598 | @TmfSignalHandler | |
599 | public void experimentUpdated(TmfExperimentUpdatedSignal signal) { | |
e31e01e8 | 600 | // indexExperiment(true); |
8c8bf09f ASL |
601 | } |
602 | ||
603 | @TmfSignalHandler | |
604 | public void traceUpdated(TmfTraceUpdatedSignal signal) { | |
605 | // TODO: Incremental index update | |
606 | synchronized(this) { | |
607 | updateNbEvents(); | |
608 | updateTimeRange(); | |
609 | } | |
610 | broadcast(new TmfExperimentUpdatedSignal(this, this, signal.getTrace())); | |
611 | } | |
612 | ||
613 | } |