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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 | ||
6c13869b | 13 | package org.eclipse.linuxtools.tmf.core.experiment; |
8c8bf09f | 14 | |
9f584e4c | 15 | import java.util.Collections; |
8c8bf09f ASL |
16 | import java.util.Vector; |
17 | ||
12c155f5 | 18 | import org.eclipse.core.resources.IProject; |
828e5592 | 19 | import org.eclipse.core.resources.IResource; |
05bd3318 FC |
20 | import org.eclipse.core.runtime.IProgressMonitor; |
21 | import org.eclipse.core.runtime.IStatus; | |
22 | import org.eclipse.core.runtime.Status; | |
23 | import org.eclipse.core.runtime.jobs.Job; | |
6c13869b | 24 | import org.eclipse.linuxtools.tmf.core.component.TmfEventProvider; |
72f1e62a | 25 | import org.eclipse.linuxtools.tmf.core.event.ITmfEvent; |
4df4581d | 26 | import org.eclipse.linuxtools.tmf.core.event.ITmfTimestamp; |
6c13869b FC |
27 | import org.eclipse.linuxtools.tmf.core.event.TmfTimeRange; |
28 | import org.eclipse.linuxtools.tmf.core.event.TmfTimestamp; | |
29 | import org.eclipse.linuxtools.tmf.core.request.ITmfDataRequest; | |
30 | import org.eclipse.linuxtools.tmf.core.request.ITmfEventRequest; | |
31 | import org.eclipse.linuxtools.tmf.core.request.TmfDataRequest; | |
32 | import org.eclipse.linuxtools.tmf.core.request.TmfEventRequest; | |
1b70b6dc | 33 | import org.eclipse.linuxtools.tmf.core.signal.TmfEndSynchSignal; |
6c13869b FC |
34 | import org.eclipse.linuxtools.tmf.core.signal.TmfExperimentDisposedSignal; |
35 | import org.eclipse.linuxtools.tmf.core.signal.TmfExperimentRangeUpdatedSignal; | |
36 | import org.eclipse.linuxtools.tmf.core.signal.TmfExperimentSelectedSignal; | |
37 | import org.eclipse.linuxtools.tmf.core.signal.TmfExperimentUpdatedSignal; | |
38 | import org.eclipse.linuxtools.tmf.core.signal.TmfSignalHandler; | |
39 | import org.eclipse.linuxtools.tmf.core.signal.TmfSignalManager; | |
40 | import org.eclipse.linuxtools.tmf.core.signal.TmfTraceUpdatedSignal; | |
41 | import org.eclipse.linuxtools.tmf.core.trace.ITmfContext; | |
42 | import org.eclipse.linuxtools.tmf.core.trace.ITmfLocation; | |
43 | import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace; | |
44 | import org.eclipse.linuxtools.tmf.core.trace.TmfCheckpoint; | |
45 | import org.eclipse.linuxtools.tmf.core.trace.TmfContext; | |
8c8bf09f ASL |
46 | |
47 | /** | |
48 | * <b><u>TmfExperiment</u></b> | |
49 | * <p> | |
12c155f5 | 50 | * TmfExperiment presents a time-ordered, unified view of a set of TmfTraces that are part of a tracing experiment. |
8c8bf09f ASL |
51 | * <p> |
52 | */ | |
72f1e62a | 53 | public class TmfExperiment<T extends ITmfEvent> extends TmfEventProvider<T> implements ITmfTrace<T> { |
8c8bf09f ASL |
54 | |
55 | // ------------------------------------------------------------------------ | |
56 | // Attributes | |
57 | // ------------------------------------------------------------------------ | |
58 | ||
a79913eb | 59 | // The currently selected experiment |
82e04272 | 60 | protected static TmfExperiment<?> fCurrentExperiment = null; |
e31e01e8 | 61 | |
a79913eb | 62 | // The set of traces that constitute the experiment |
12c155f5 | 63 | protected ITmfTrace<T>[] fTraces; |
8c8bf09f ASL |
64 | |
65 | // The total number of events | |
82e04272 | 66 | protected long fNbEvents; |
8c8bf09f ASL |
67 | |
68 | // The experiment time range | |
82e04272 | 69 | protected TmfTimeRange fTimeRange; |
8c8bf09f | 70 | |
9b635e61 | 71 | // The experiment reference timestamp (default: Zero) |
4df4581d | 72 | protected ITmfTimestamp fEpoch; |
8c8bf09f | 73 | |
a79913eb | 74 | // The experiment index |
82e04272 | 75 | protected Vector<TmfCheckpoint> fCheckpoints = new Vector<TmfCheckpoint>(); |
9f584e4c | 76 | |
f6b14ce2 FC |
77 | // The current experiment context |
78 | protected TmfExperimentContext fExperimentContext; | |
a79913eb | 79 | |
828e5592 PT |
80 | // Flag to initialize only once |
81 | private boolean fInitialized = false; | |
82 | ||
83 | // The experiment resource | |
84 | private IResource fResource; | |
85 | ||
8c8bf09f ASL |
86 | // ------------------------------------------------------------------------ |
87 | // Constructors | |
88 | // ------------------------------------------------------------------------ | |
89 | ||
12c155f5 FC |
90 | @Override |
91 | public boolean validate(IProject project, String path) { | |
92 | return true; | |
93 | } | |
94 | ||
95 | @Override | |
0710697b | 96 | public void initTrace(String name, String path, Class<T> eventType) { |
12c155f5 FC |
97 | } |
98 | ||
99 | @Override | |
0710697b | 100 | public void initTrace(String name, String path, Class<T> eventType, boolean indexTrace) { |
09d11238 PT |
101 | if (indexTrace) { |
102 | initializeStreamingMonitor(); | |
103 | } | |
12c155f5 FC |
104 | } |
105 | ||
106 | @Override | |
0710697b | 107 | public void initTrace(String name, String path, Class<T> eventType, int cacheSize) { |
12c155f5 FC |
108 | } |
109 | ||
110 | @Override | |
0710697b | 111 | public void initTrace(String name, String path, Class<T> eventType, int cacheSize, boolean indexTrace) { |
09d11238 PT |
112 | if (indexTrace) { |
113 | initializeStreamingMonitor(); | |
114 | } | |
96c6806f PT |
115 | } |
116 | ||
8c8bf09f ASL |
117 | /** |
118 | * @param type | |
119 | * @param id | |
120 | * @param traces | |
121 | * @param epoch | |
122 | * @param indexPageSize | |
123 | */ | |
4df4581d | 124 | public TmfExperiment(Class<T> type, String id, ITmfTrace<T>[] traces, ITmfTimestamp epoch, int indexPageSize) { |
045df77d | 125 | this(type, id, traces, TmfTimestamp.Zero, indexPageSize, false); |
a79913eb | 126 | } |
cb866e08 | 127 | |
4df4581d | 128 | public TmfExperiment(Class<T> type, String id, ITmfTrace<T>[] traces, ITmfTimestamp epoch, int indexPageSize, boolean preIndexExperiment) { |
a79913eb | 129 | super(id, type); |
8c8bf09f | 130 | |
a79913eb FC |
131 | fTraces = traces; |
132 | fEpoch = epoch; | |
133 | fIndexPageSize = indexPageSize; | |
134 | fTimeRange = TmfTimeRange.Null; | |
8c8bf09f | 135 | |
a79913eb FC |
136 | if (preIndexExperiment) { |
137 | indexExperiment(true); | |
138 | updateTimeRange(); | |
139 | } | |
cb866e08 | 140 | |
a79913eb | 141 | } |
8c8bf09f | 142 | |
82e04272 FC |
143 | protected TmfExperiment(String id, Class<T> type) { |
144 | super(id, type); | |
a79913eb | 145 | } |
82e04272 | 146 | |
8c8bf09f ASL |
147 | /** |
148 | * @param type | |
149 | * @param id | |
150 | * @param traces | |
151 | */ | |
12c155f5 | 152 | public TmfExperiment(Class<T> type, String id, ITmfTrace<T>[] traces) { |
8c8bf09f ASL |
153 | this(type, id, traces, TmfTimestamp.Zero, DEFAULT_INDEX_PAGE_SIZE); |
154 | } | |
155 | ||
156 | /** | |
157 | * @param type | |
158 | * @param id | |
159 | * @param traces | |
160 | * @param indexPageSize | |
161 | */ | |
12c155f5 | 162 | public TmfExperiment(Class<T> type, String id, ITmfTrace<T>[] traces, int indexPageSize) { |
8c8bf09f ASL |
163 | this(type, id, traces, TmfTimestamp.Zero, indexPageSize); |
164 | } | |
a79913eb | 165 | |
f6b14ce2 FC |
166 | /** |
167 | * Copy constructor | |
a79913eb | 168 | * |
f6b14ce2 FC |
169 | * @param other |
170 | */ | |
12c155f5 | 171 | @SuppressWarnings("unchecked") |
ce785d7d | 172 | public TmfExperiment(TmfExperiment<T> other) { |
a79913eb FC |
173 | super(other.getName() + "(clone)", other.fType); //$NON-NLS-1$ |
174 | ||
175 | fEpoch = other.fEpoch; | |
176 | fIndexPageSize = other.fIndexPageSize; | |
177 | ||
178 | fTraces = new ITmfTrace[other.fTraces.length]; | |
179 | for (int trace = 0; trace < other.fTraces.length; trace++) { | |
12c155f5 | 180 | fTraces[trace] = other.fTraces[trace].copy(); |
a79913eb FC |
181 | } |
182 | ||
183 | fNbEvents = other.fNbEvents; | |
184 | fTimeRange = other.fTimeRange; | |
185 | } | |
186 | ||
187 | @Override | |
12c155f5 | 188 | public TmfExperiment<T> copy() { |
a79913eb FC |
189 | TmfExperiment<T> experiment = new TmfExperiment<T>(this); |
190 | TmfSignalManager.deregister(experiment); | |
191 | return experiment; | |
192 | } | |
193 | ||
8c8bf09f | 194 | /** |
ff4ed569 | 195 | * Clears the experiment |
8c8bf09f ASL |
196 | */ |
197 | @Override | |
12c155f5 | 198 | @SuppressWarnings("rawtypes") |
a79913eb FC |
199 | public synchronized void dispose() { |
200 | ||
201 | TmfExperimentDisposedSignal<T> signal = new TmfExperimentDisposedSignal<T>(this, this); | |
202 | broadcast(signal); | |
09d11238 PT |
203 | if (fCurrentExperiment == this) { |
204 | fCurrentExperiment = null; | |
205 | } | |
a79913eb FC |
206 | |
207 | if (fTraces != null) { | |
208 | for (ITmfTrace trace : fTraces) { | |
209 | trace.dispose(); | |
210 | } | |
211 | fTraces = null; | |
212 | } | |
213 | if (fCheckpoints != null) { | |
214 | fCheckpoints.clear(); | |
215 | } | |
2fb2eb37 | 216 | super.dispose(); |
8c8bf09f ASL |
217 | } |
218 | ||
9f584e4c | 219 | // ------------------------------------------------------------------------ |
cbd4ad82 | 220 | // ITmfTrace |
9f584e4c FC |
221 | // ------------------------------------------------------------------------ |
222 | ||
a79913eb FC |
223 | @Override |
224 | public long getNbEvents() { | |
225 | return fNbEvents; | |
226 | } | |
9f584e4c | 227 | |
d4011df2 | 228 | @Override |
a79913eb | 229 | public int getCacheSize() { |
54d55ced FC |
230 | return fIndexPageSize; |
231 | } | |
232 | ||
a79913eb FC |
233 | @Override |
234 | public TmfTimeRange getTimeRange() { | |
235 | return fTimeRange; | |
236 | } | |
9f584e4c | 237 | |
a79913eb | 238 | @Override |
4df4581d | 239 | public ITmfTimestamp getStartTime() { |
a79913eb FC |
240 | return fTimeRange.getStartTime(); |
241 | } | |
9f584e4c | 242 | |
a79913eb | 243 | @Override |
4df4581d | 244 | public ITmfTimestamp getEndTime() { |
a79913eb FC |
245 | return fTimeRange.getEndTime(); |
246 | } | |
9f584e4c | 247 | |
54d55ced | 248 | public Vector<TmfCheckpoint> getCheckpoints() { |
a79913eb | 249 | return fCheckpoints; |
54d55ced FC |
250 | } |
251 | ||
8c8bf09f | 252 | // ------------------------------------------------------------------------ |
e31e01e8 | 253 | // Accessors |
8c8bf09f ASL |
254 | // ------------------------------------------------------------------------ |
255 | ||
c1c69938 | 256 | public static void setCurrentExperiment(TmfExperiment<?> experiment) { |
09d11238 PT |
257 | if (fCurrentExperiment != null && fCurrentExperiment != experiment) { |
258 | fCurrentExperiment.dispose(); | |
259 | } | |
a79913eb | 260 | fCurrentExperiment = experiment; |
f6b14ce2 FC |
261 | } |
262 | ||
e31e01e8 | 263 | public static TmfExperiment<?> getCurrentExperiment() { |
a79913eb | 264 | return fCurrentExperiment; |
8c8bf09f ASL |
265 | } |
266 | ||
4df4581d | 267 | public ITmfTimestamp getEpoch() { |
a79913eb | 268 | return fEpoch; |
8c8bf09f ASL |
269 | } |
270 | ||
12c155f5 | 271 | public ITmfTrace<T>[] getTraces() { |
a79913eb | 272 | return fTraces; |
8c8bf09f ASL |
273 | } |
274 | ||
275 | /** | |
12c155f5 FC |
276 | * Returns the rank of the first event with the requested timestamp. If none, returns the index of the next event |
277 | * (if any). | |
a79913eb | 278 | * |
85fb0e54 | 279 | * @param timestamp |
8c8bf09f ASL |
280 | * @return |
281 | */ | |
d4011df2 | 282 | @Override |
4df4581d | 283 | public long getRank(ITmfTimestamp timestamp) { |
a79913eb FC |
284 | TmfExperimentContext context = seekEvent(timestamp); |
285 | return context.getRank(); | |
8c8bf09f ASL |
286 | } |
287 | ||
288 | /** | |
12c155f5 | 289 | * Returns the timestamp of the event at the requested index. If none, returns null. |
a79913eb | 290 | * |
8c8bf09f ASL |
291 | * @param index |
292 | * @return | |
293 | */ | |
4df4581d | 294 | public ITmfTimestamp getTimestamp(int index) { |
a79913eb | 295 | TmfExperimentContext context = seekEvent(index); |
72f1e62a | 296 | ITmfEvent event = getNextEvent(context); |
a79913eb | 297 | return (event != null) ? event.getTimestamp() : null; |
8c8bf09f ASL |
298 | } |
299 | ||
300 | // ------------------------------------------------------------------------ | |
301 | // Operators | |
302 | // ------------------------------------------------------------------------ | |
303 | ||
8c8bf09f ASL |
304 | /** |
305 | * Update the global time range | |
306 | */ | |
a79913eb | 307 | protected void updateTimeRange() { |
4df4581d | 308 | ITmfTimestamp startTime = fTimeRange != TmfTimeRange.Null ? fTimeRange.getStartTime() : TmfTimestamp.BigCrunch; |
309 | ITmfTimestamp endTime = fTimeRange != TmfTimeRange.Null ? fTimeRange.getEndTime() : TmfTimestamp.BigBang; | |
a79913eb | 310 | |
12c155f5 | 311 | for (ITmfTrace<T> trace : fTraces) { |
4df4581d | 312 | ITmfTimestamp traceStartTime = trace.getStartTime(); |
a79913eb FC |
313 | if (traceStartTime.compareTo(startTime, true) < 0) |
314 | startTime = traceStartTime; | |
4df4581d | 315 | ITmfTimestamp traceEndTime = trace.getEndTime(); |
a79913eb FC |
316 | if (traceEndTime.compareTo(endTime, true) > 0) |
317 | endTime = traceEndTime; | |
318 | } | |
319 | fTimeRange = new TmfTimeRange(startTime, endTime); | |
8c8bf09f ASL |
320 | } |
321 | ||
322 | // ------------------------------------------------------------------------ | |
323 | // TmfProvider | |
324 | // ------------------------------------------------------------------------ | |
a79913eb FC |
325 | @Override |
326 | public ITmfContext armRequest(ITmfDataRequest<T> request) { | |
9b635e61 | 327 | // Tracer.trace("Ctx: Arming request - start"); |
4df4581d | 328 | ITmfTimestamp timestamp = (request instanceof ITmfEventRequest<?>) ? ((ITmfEventRequest<T>) request).getRange().getStartTime() |
12c155f5 | 329 | : null; |
a79913eb FC |
330 | |
331 | if (TmfTimestamp.BigBang.equals(timestamp) || request.getIndex() > 0) { | |
332 | timestamp = null; // use request index | |
333 | } | |
334 | ||
335 | TmfExperimentContext context = null; | |
336 | if (timestamp != null) { | |
337 | // seek by timestamp | |
338 | context = seekEvent(timestamp); | |
339 | ((ITmfEventRequest<T>) request).setStartIndex((int) context.getRank()); | |
340 | } else { | |
341 | // Seek by rank | |
342 | if ((fExperimentContext != null) && fExperimentContext.getRank() == request.getIndex()) { | |
343 | // We are already at the right context -> no need to seek | |
344 | context = fExperimentContext; | |
345 | } else { | |
346 | context = seekEvent(request.getIndex()); | |
347 | } | |
348 | } | |
9b635e61 | 349 | // Tracer.trace("Ctx: Arming request - done"); |
a79913eb FC |
350 | return context; |
351 | } | |
352 | ||
353 | @SuppressWarnings("unchecked") | |
354 | @Override | |
355 | public T getNext(ITmfContext context) { | |
356 | if (context instanceof TmfExperimentContext) { | |
357 | return (T) getNextEvent((TmfExperimentContext) context); | |
358 | } | |
359 | return null; | |
360 | } | |
361 | ||
362 | // ------------------------------------------------------------------------ | |
9f584e4c FC |
363 | // ITmfTrace trace positioning |
364 | // ------------------------------------------------------------------------ | |
365 | ||
a79913eb FC |
366 | // Returns a brand new context based on the location provided |
367 | // and initializes the event queues | |
368 | @Override | |
369 | public synchronized TmfExperimentContext seekLocation(ITmfLocation<?> location) { | |
370 | // Validate the location | |
371 | if (location != null && !(location instanceof TmfExperimentLocation)) { | |
372 | return null; // Throw an exception? | |
373 | } | |
8f50c396 | 374 | |
a79913eb FC |
375 | if (fTraces == null) { // experiment has been disposed |
376 | return null; | |
377 | } | |
8f50c396 | 378 | |
a79913eb | 379 | // Instantiate the location |
12c155f5 FC |
380 | TmfExperimentLocation expLocation = (location == null) ? new TmfExperimentLocation(new TmfLocationArray( |
381 | new ITmfLocation<?>[fTraces.length]), new long[fTraces.length]) : (TmfExperimentLocation) location.clone(); | |
8f50c396 | 382 | |
a79913eb FC |
383 | // Create and populate the context's traces contexts |
384 | TmfExperimentContext context = new TmfExperimentContext(fTraces, new TmfContext[fTraces.length]); | |
9b635e61 FC |
385 | // Tracer.trace("Ctx: SeekLocation - start"); |
386 | ||
a79913eb FC |
387 | long rank = 0; |
388 | for (int i = 0; i < fTraces.length; i++) { | |
389 | // Get the relevant trace attributes | |
390 | ITmfLocation<?> traceLocation = expLocation.getLocation().locations[i]; | |
391 | long traceRank = expLocation.getRanks()[i]; | |
8f50c396 | 392 | |
a79913eb FC |
393 | // Set the corresponding sub-context |
394 | context.getContexts()[i] = fTraces[i].seekLocation(traceLocation); | |
395 | context.getContexts()[i].setRank(traceRank); | |
396 | rank += traceRank; | |
8f50c396 | 397 | |
a79913eb | 398 | // Set the trace location and read the corresponding event |
478e04a4 | 399 | expLocation.getLocation().locations[i] = context.getContexts()[i].getLocation().clone(); |
a79913eb FC |
400 | context.getEvents()[i] = fTraces[i].getNextEvent(context.getContexts()[i]); |
401 | } | |
8f50c396 | 402 | |
9b635e61 FC |
403 | // Tracer.trace("Ctx: SeekLocation - done"); |
404 | ||
a79913eb FC |
405 | // Finalize context |
406 | context.setLocation(expLocation); | |
407 | context.setLastTrace(TmfExperimentContext.NO_TRACE); | |
408 | context.setRank(rank); | |
9b635e61 | 409 | |
a79913eb | 410 | fExperimentContext = context; |
9b635e61 | 411 | |
a79913eb FC |
412 | return context; |
413 | } | |
9f584e4c | 414 | |
a79913eb FC |
415 | /* |
416 | * (non-Javadoc) | |
417 | * | |
12c155f5 | 418 | * @see org.eclipse.linuxtools.tmf.trace.ITmfTrace#seekEvent(org.eclipse.linuxtools .tmf.event.TmfTimestamp) |
a79913eb FC |
419 | */ |
420 | @Override | |
4df4581d | 421 | public synchronized TmfExperimentContext seekEvent(ITmfTimestamp timestamp) { |
9b635e61 FC |
422 | |
423 | // Tracer.trace("Ctx: seekEvent(TS) - start"); | |
8c8bf09f | 424 | |
a79913eb FC |
425 | if (timestamp == null) { |
426 | timestamp = TmfTimestamp.BigBang; | |
427 | } | |
9f584e4c | 428 | |
a79913eb FC |
429 | // First, find the right checkpoint |
430 | int index = Collections.binarySearch(fCheckpoints, new TmfCheckpoint(timestamp, null)); | |
9f584e4c FC |
431 | |
432 | // In the very likely case that the checkpoint was not found, bsearch | |
433 | // returns its negated would-be location (not an offset...). From that | |
434 | // index, we can then position the stream and get the event. | |
435 | if (index < 0) { | |
436 | index = Math.max(0, -(index + 2)); | |
437 | } | |
438 | ||
439 | // Position the experiment at the checkpoint | |
452ad365 | 440 | ITmfLocation<?> location; |
9f584e4c | 441 | synchronized (fCheckpoints) { |
a79913eb FC |
442 | if (fCheckpoints.size() > 0) { |
443 | if (index >= fCheckpoints.size()) { | |
444 | index = fCheckpoints.size() - 1; | |
445 | } | |
446 | location = fCheckpoints.elementAt(index).getLocation(); | |
447 | } else { | |
448 | location = null; | |
449 | } | |
9f584e4c FC |
450 | } |
451 | ||
85fb0e54 | 452 | TmfExperimentContext context = seekLocation(location); |
cbd4ad82 | 453 | context.setRank((long) index * fIndexPageSize); |
9f584e4c | 454 | |
a79913eb | 455 | // And locate the event |
72f1e62a | 456 | ITmfEvent event = parseEvent(context); |
9f584e4c | 457 | while (event != null && event.getTimestamp().compareTo(timestamp, false) < 0) { |
a79913eb FC |
458 | getNextEvent(context); |
459 | event = parseEvent(context); | |
9f584e4c FC |
460 | } |
461 | ||
f6b14ce2 | 462 | if (event == null) { |
a79913eb FC |
463 | context.setLocation(null); |
464 | context.setRank(ITmfContext.UNKNOWN_RANK); | |
9b635e61 | 465 | } |
f6b14ce2 FC |
466 | |
467 | return context; | |
a79913eb | 468 | } |
8c8bf09f | 469 | |
a79913eb FC |
470 | /* |
471 | * (non-Javadoc) | |
472 | * | |
473 | * @see org.eclipse.linuxtools.tmf.trace.ITmfTrace#seekEvent(long) | |
474 | */ | |
475 | @Override | |
476 | public synchronized TmfExperimentContext seekEvent(long rank) { | |
9b635e61 FC |
477 | |
478 | // Tracer.trace("Ctx: seekEvent(rank) - start"); | |
9f584e4c | 479 | |
54d55ced FC |
480 | // Position the stream at the previous checkpoint |
481 | int index = (int) rank / fIndexPageSize; | |
482 | ITmfLocation<?> location; | |
483 | synchronized (fCheckpoints) { | |
a79913eb FC |
484 | if (fCheckpoints.size() == 0) { |
485 | location = null; | |
486 | } else { | |
487 | if (index >= fCheckpoints.size()) { | |
488 | index = fCheckpoints.size() - 1; | |
489 | } | |
490 | location = fCheckpoints.elementAt(index).getLocation(); | |
491 | } | |
54d55ced | 492 | } |
e31e01e8 | 493 | |
54d55ced | 494 | TmfExperimentContext context = seekLocation(location); |
9b635e61 | 495 | context.setRank((long) index * fIndexPageSize); |
54d55ced | 496 | |
a79913eb | 497 | // And locate the event |
72f1e62a | 498 | ITmfEvent event = parseEvent(context); |
9b635e61 | 499 | long pos = context.getRank(); |
fa867360 | 500 | while (event != null && pos++ < rank) { |
a79913eb FC |
501 | getNextEvent(context); |
502 | event = parseEvent(context); | |
54d55ced | 503 | } |
9f584e4c | 504 | |
f6b14ce2 | 505 | if (event == null) { |
a79913eb FC |
506 | context.setLocation(null); |
507 | context.setRank(ITmfContext.UNKNOWN_RANK); | |
9b635e61 | 508 | } |
f6b14ce2 | 509 | |
a79913eb FC |
510 | return context; |
511 | } | |
8c8bf09f | 512 | |
c76c54bb FC |
513 | @Override |
514 | public TmfContext seekLocation(double ratio) { | |
515 | TmfContext context = seekEvent((long) (ratio * getNbEvents())); | |
516 | return context; | |
517 | } | |
518 | ||
a79913eb | 519 | @Override |
c76c54bb | 520 | public double getLocationRatio(ITmfLocation<?> location) { |
a79913eb FC |
521 | if (location instanceof TmfExperimentLocation) { |
522 | return (double) seekLocation(location).getRank() / getNbEvents(); | |
523 | } | |
c76c54bb FC |
524 | return 0; |
525 | } | |
526 | ||
a79913eb FC |
527 | @Override |
528 | public ITmfLocation<?> getCurrentLocation() { | |
529 | if (fExperimentContext != null) { | |
530 | return fExperimentContext.getLocation(); | |
531 | } | |
532 | return null; | |
533 | } | |
c76c54bb | 534 | |
a79913eb | 535 | /** |
12c155f5 | 536 | * Scan the next events from all traces and return the next one in chronological order. |
a79913eb FC |
537 | * |
538 | * @param context | |
539 | * @return | |
540 | */ | |
9b635e61 FC |
541 | |
542 | // private void dumpContext(TmfExperimentContext context, boolean isBefore) { | |
543 | ||
544 | // TmfContext context0 = context.getContexts()[0]; | |
545 | // TmfEvent event0 = context.getEvents()[0]; | |
546 | // TmfExperimentLocation location0 = (TmfExperimentLocation) context.getLocation(); | |
547 | // long rank0 = context.getRank(); | |
548 | // int trace = context.getLastTrace(); | |
549 | // | |
550 | // StringBuffer result = new StringBuffer("Ctx: " + (isBefore ? "B " : "A ")); | |
551 | // | |
552 | // result.append("[Ctx: fLoc= " + context0.getLocation().toString() + ", fRnk= " + context0.getRank() + "] "); | |
553 | // result.append("[Evt: " + event0.getTimestamp().toString() + "] "); | |
554 | // result.append("[Loc: fLoc= " + location0.getLocation()[0].toString() + ", fRnk= " + location0.getRanks()[0] + "] "); | |
555 | // result.append("[Rnk: " + rank0 + "], [Trc: " + trace + "]"); | |
556 | // Tracer.trace(result.toString()); | |
557 | // } | |
54d55ced | 558 | |
a79913eb | 559 | @Override |
72f1e62a | 560 | public synchronized ITmfEvent getNextEvent(TmfContext context) { |
a79913eb FC |
561 | |
562 | // Validate the context | |
563 | if (!(context instanceof TmfExperimentContext)) { | |
564 | return null; // Throw an exception? | |
565 | } | |
54d55ced | 566 | |
a79913eb | 567 | if (!context.equals(fExperimentContext)) { |
9b635e61 | 568 | // Tracer.trace("Ctx: Restoring context"); |
a79913eb FC |
569 | fExperimentContext = seekLocation(context.getLocation()); |
570 | } | |
571 | ||
572 | TmfExperimentContext expContext = (TmfExperimentContext) context; | |
8f50c396 | 573 | |
9b635e61 FC |
574 | // dumpContext(expContext, true); |
575 | ||
a79913eb FC |
576 | // If an event was consumed previously, get the next one from that trace |
577 | int lastTrace = expContext.getLastTrace(); | |
578 | if (lastTrace != TmfExperimentContext.NO_TRACE) { | |
579 | TmfContext traceContext = expContext.getContexts()[lastTrace]; | |
580 | expContext.getEvents()[lastTrace] = expContext.getTraces()[lastTrace].getNextEvent(traceContext); | |
581 | expContext.setLastTrace(TmfExperimentContext.NO_TRACE); | |
582 | } | |
8f50c396 | 583 | |
a79913eb | 584 | // Scan the candidate events and identify the "next" trace to read from |
72f1e62a | 585 | ITmfEvent eventArray[] = expContext.getEvents(); |
1324801a FC |
586 | if (eventArray == null) { |
587 | return null; | |
588 | } | |
a79913eb | 589 | int trace = TmfExperimentContext.NO_TRACE; |
4df4581d | 590 | ITmfTimestamp timestamp = TmfTimestamp.BigCrunch; |
1324801a FC |
591 | if (eventArray.length == 1) { |
592 | if (eventArray[0] != null) { | |
593 | timestamp = eventArray[0].getTimestamp(); | |
594 | trace = 0; | |
595 | } | |
596 | } else { | |
597 | for (int i = 0; i < eventArray.length; i++) { | |
72f1e62a | 598 | ITmfEvent event = eventArray[i]; |
1324801a | 599 | if (event != null && event.getTimestamp() != null) { |
4df4581d | 600 | ITmfTimestamp otherTS = event.getTimestamp(); |
1324801a FC |
601 | if (otherTS.compareTo(timestamp, true) < 0) { |
602 | trace = i; | |
603 | timestamp = otherTS; | |
604 | } | |
605 | } | |
606 | } | |
a79913eb | 607 | } |
1324801a | 608 | // Update the experiment context and set the "next" event |
72f1e62a | 609 | ITmfEvent event = null; |
a79913eb FC |
610 | if (trace != TmfExperimentContext.NO_TRACE) { |
611 | updateIndex(expContext, timestamp); | |
82e04272 | 612 | |
a79913eb FC |
613 | TmfContext traceContext = expContext.getContexts()[trace]; |
614 | TmfExperimentLocation expLocation = (TmfExperimentLocation) expContext.getLocation(); | |
64fe8e8a | 615 | // expLocation.getLocation()[trace] = traceContext.getLocation().clone(); |
478e04a4 | 616 | expLocation.getLocation().locations[trace] = traceContext.getLocation().clone(); |
82e04272 FC |
617 | |
618 | // updateIndex(expContext, timestamp); | |
619 | ||
a79913eb FC |
620 | expLocation.getRanks()[trace] = traceContext.getRank(); |
621 | expContext.setLastTrace(trace); | |
622 | expContext.updateRank(1); | |
623 | event = expContext.getEvents()[trace]; | |
624 | fExperimentContext = expContext; | |
625 | } | |
8f50c396 | 626 | |
9b635e61 FC |
627 | // if (event != null) { |
628 | // Tracer.trace("Exp: " + (expContext.getRank() - 1) + ": " + event.getTimestamp().toString()); | |
629 | // dumpContext(expContext, false); | |
630 | // Tracer.trace("Ctx: Event returned= " + event.getTimestamp().toString()); | |
631 | // } | |
632 | ||
a79913eb FC |
633 | return event; |
634 | } | |
635 | ||
4df4581d | 636 | public synchronized void updateIndex(ITmfContext context, ITmfTimestamp timestamp) { |
a79913eb FC |
637 | // Build the index as we go along |
638 | long rank = context.getRank(); | |
639 | if (context.isValidRank() && (rank % fIndexPageSize) == 0) { | |
640 | // Determine the table position | |
641 | long position = rank / fIndexPageSize; | |
642 | // Add new entry at proper location (if empty) | |
643 | if (fCheckpoints.size() == position) { | |
644 | ITmfLocation<?> location = context.getLocation().clone(); | |
645 | fCheckpoints.add(new TmfCheckpoint(timestamp.clone(), location)); | |
12c155f5 FC |
646 | // System.out.println(this + "[" + (fCheckpoints.size() - 1) + "] " + timestamp + ", " |
647 | // + location.toString()); | |
a79913eb FC |
648 | } |
649 | } | |
650 | } | |
651 | ||
652 | /* | |
653 | * (non-Javadoc) | |
654 | * | |
12c155f5 | 655 | * @see org.eclipse.linuxtools.tmf.trace.ITmfTrace#parseEvent(org.eclipse.linuxtools .tmf.trace.TmfContext) |
a79913eb FC |
656 | */ |
657 | @Override | |
72f1e62a | 658 | public ITmfEvent parseEvent(TmfContext context) { |
a79913eb FC |
659 | |
660 | // Validate the context | |
661 | if (!(context instanceof TmfExperimentContext)) { | |
662 | return null; // Throw an exception? | |
663 | } | |
664 | ||
665 | if (!context.equals(fExperimentContext)) { | |
9b635e61 | 666 | // Tracer.trace("Ctx: Restoring context"); |
a79913eb FC |
667 | seekLocation(context.getLocation()); |
668 | } | |
669 | ||
670 | TmfExperimentContext expContext = (TmfExperimentContext) context; | |
671 | ||
672 | // If an event was consumed previously, get the next one from that trace | |
673 | int lastTrace = expContext.getLastTrace(); | |
674 | if (lastTrace != TmfExperimentContext.NO_TRACE) { | |
675 | TmfContext traceContext = expContext.getContexts()[lastTrace]; | |
676 | expContext.getEvents()[lastTrace] = expContext.getTraces()[lastTrace].getNextEvent(traceContext); | |
677 | expContext.setLastTrace(TmfExperimentContext.NO_TRACE); | |
678 | fExperimentContext = (TmfExperimentContext) context; | |
679 | } | |
680 | ||
681 | // Scan the candidate events and identify the "next" trace to read from | |
682 | int trace = TmfExperimentContext.NO_TRACE; | |
4df4581d | 683 | ITmfTimestamp timestamp = TmfTimestamp.BigCrunch; |
a79913eb | 684 | for (int i = 0; i < expContext.getTraces().length; i++) { |
72f1e62a | 685 | ITmfEvent event = expContext.getEvents()[i]; |
a79913eb | 686 | if (event != null && event.getTimestamp() != null) { |
4df4581d | 687 | ITmfTimestamp otherTS = event.getTimestamp(); |
a79913eb FC |
688 | if (otherTS.compareTo(timestamp, true) < 0) { |
689 | trace = i; | |
690 | timestamp = otherTS; | |
691 | } | |
692 | } | |
693 | } | |
694 | ||
72f1e62a | 695 | ITmfEvent event = null; |
a79913eb FC |
696 | if (trace != TmfExperimentContext.NO_TRACE) { |
697 | event = expContext.getEvents()[trace]; | |
698 | } | |
699 | ||
700 | return event; | |
701 | } | |
702 | ||
703 | /* | |
704 | * (non-Javadoc) | |
705 | * | |
706 | * @see java.lang.Object#toString() | |
707 | */ | |
708 | @Override | |
3b38ea61 | 709 | @SuppressWarnings("nls") |
a79913eb FC |
710 | public String toString() { |
711 | return "[TmfExperiment (" + getName() + ")]"; | |
712 | } | |
8c8bf09f ASL |
713 | |
714 | // ------------------------------------------------------------------------ | |
715 | // Indexing | |
716 | // ------------------------------------------------------------------------ | |
717 | ||
1b70b6dc | 718 | private synchronized void initializeStreamingMonitor() { |
828e5592 PT |
719 | if (fInitialized) { |
720 | return; | |
721 | } | |
722 | fInitialized = true; | |
723 | ||
1b70b6dc PT |
724 | if (getStreamingInterval() == 0) { |
725 | TmfContext context = seekLocation(null); | |
72f1e62a | 726 | ITmfEvent event = getNext(context); |
1b70b6dc PT |
727 | if (event == null) { |
728 | return; | |
729 | } | |
92906651 | 730 | TmfTimeRange timeRange = new TmfTimeRange(event.getTimestamp().clone(), TmfTimestamp.BigCrunch); |
828e5592 PT |
731 | final TmfExperimentRangeUpdatedSignal signal = new TmfExperimentRangeUpdatedSignal(this, this, timeRange); |
732 | ||
733 | // Broadcast in separate thread to prevent deadlock | |
734 | new Thread() { | |
735 | @Override | |
736 | public void run() { | |
737 | broadcast(signal); | |
738 | } | |
739 | }.start(); | |
1b70b6dc PT |
740 | return; |
741 | } | |
742 | ||
743 | final Thread thread = new Thread("Streaming Monitor for experiment " + getName()) { //$NON-NLS-1$ | |
dfee01ae | 744 | ITmfTimestamp safeTimestamp = null; |
1b70b6dc PT |
745 | TmfTimeRange timeRange = null; |
746 | ||
747 | @Override | |
748 | public void run() { | |
749 | while (!fExecutor.isShutdown()) { | |
750 | if (!isIndexingBusy()) { | |
dfee01ae | 751 | ITmfTimestamp startTimestamp = TmfTimestamp.BigCrunch; |
752 | ITmfTimestamp endTimestamp = TmfTimestamp.BigBang; | |
1b70b6dc PT |
753 | for (ITmfTrace<T> trace : fTraces) { |
754 | if (trace.getStartTime().compareTo(startTimestamp) < 0) { | |
755 | startTimestamp = trace.getStartTime(); | |
756 | } | |
757 | if (trace.getStreamingInterval() != 0 && trace.getEndTime().compareTo(endTimestamp) > 0) { | |
758 | endTimestamp = trace.getEndTime(); | |
759 | } | |
760 | } | |
761 | if (safeTimestamp != null && safeTimestamp.compareTo(getTimeRange().getEndTime(), false) > 0) { | |
762 | timeRange = new TmfTimeRange(startTimestamp, safeTimestamp); | |
763 | } else { | |
764 | timeRange = null; | |
765 | } | |
766 | safeTimestamp = endTimestamp; | |
767 | if (timeRange != null) { | |
768 | TmfExperimentRangeUpdatedSignal signal = | |
769 | new TmfExperimentRangeUpdatedSignal(TmfExperiment.this, TmfExperiment.this, timeRange); | |
770 | broadcast(signal); | |
771 | } | |
772 | } | |
773 | try { | |
774 | Thread.sleep(getStreamingInterval()); | |
775 | } catch (InterruptedException e) { | |
776 | e.printStackTrace(); | |
777 | } | |
778 | } | |
779 | } | |
780 | }; | |
781 | thread.start(); | |
782 | } | |
783 | ||
784 | /* (non-Javadoc) | |
785 | * @see org.eclipse.linuxtools.tmf.trace.ITmfTrace#getStreamingInterval() | |
786 | */ | |
787 | @Override | |
788 | public long getStreamingInterval() { | |
789 | long interval = 0; | |
790 | for (ITmfTrace<T> trace : fTraces) { | |
791 | interval = Math.max(interval, trace.getStreamingInterval()); | |
792 | } | |
793 | return interval; | |
794 | } | |
795 | ||
a79913eb | 796 | /* |
12c155f5 FC |
797 | * The experiment holds the globally ordered events of its set of traces. It is expected to provide access to each |
798 | * individual event by index i.e. it must be possible to request the Nth event of the experiment. | |
a79913eb | 799 | * |
12c155f5 FC |
800 | * The purpose of the index is to keep the information needed to rapidly restore the traces contexts at regular |
801 | * intervals (every INDEX_PAGE_SIZE event). | |
a79913eb | 802 | */ |
8c8bf09f | 803 | |
a79913eb FC |
804 | // The index page size |
805 | private static final int DEFAULT_INDEX_PAGE_SIZE = 5000; | |
806 | protected int fIndexPageSize; | |
807 | protected boolean fIndexing = false; | |
808 | protected TmfTimeRange fIndexingPendingRange = TmfTimeRange.Null; | |
e31e01e8 | 809 | |
1b70b6dc PT |
810 | private Integer fEndSynchReference; |
811 | ||
9b635e61 FC |
812 | // private static BufferedWriter fEventLog = null; |
813 | // private static BufferedWriter openLogFile(String filename) { | |
814 | // BufferedWriter outfile = null; | |
815 | // try { | |
816 | // outfile = new BufferedWriter(new FileWriter(filename)); | |
817 | // } catch (IOException e) { | |
818 | // e.printStackTrace(); | |
819 | // } | |
820 | // return outfile; | |
821 | // } | |
822 | ||
a79913eb FC |
823 | protected boolean isIndexingBusy() { |
824 | synchronized (fCheckpoints) { | |
825 | return fIndexing; | |
826 | } | |
827 | } | |
828 | ||
829 | protected void indexExperiment(boolean waitForCompletion) { | |
830 | indexExperiment(waitForCompletion, 0, TmfTimeRange.Eternity); | |
831 | } | |
832 | ||
833 | @SuppressWarnings("unchecked") | |
834 | protected void indexExperiment(boolean waitForCompletion, final int index, final TmfTimeRange timeRange) { | |
835 | ||
836 | synchronized (fCheckpoints) { | |
837 | if (fIndexing) { | |
838 | return; | |
839 | } | |
840 | fIndexing = true; | |
841 | } | |
842 | ||
8a0edc79 FC |
843 | final Job job = new Job("Indexing " + getName() + "...") { //$NON-NLS-1$ //$NON-NLS-2$ |
844 | @Override | |
845 | protected IStatus run(IProgressMonitor monitor) { | |
846 | while (!monitor.isCanceled()) { | |
847 | try { | |
848 | Thread.sleep(100); | |
849 | } catch (InterruptedException e) { | |
850 | return Status.OK_STATUS; | |
851 | } | |
852 | } | |
853 | monitor.done(); | |
854 | return Status.OK_STATUS; | |
855 | } | |
856 | }; | |
857 | job.schedule(); | |
858 | ||
9b635e61 | 859 | // fEventLog = openLogFile("TraceEvent.log"); |
12c155f5 | 860 | // System.out.println(System.currentTimeMillis() + ": Experiment indexing started"); |
550d787e | 861 | |
72f1e62a | 862 | ITmfEventRequest<ITmfEvent> request = new TmfEventRequest<ITmfEvent>(ITmfEvent.class, timeRange, index, TmfDataRequest.ALL_DATA, |
12c155f5 | 863 | fIndexPageSize, ITmfDataRequest.ExecutionType.BACKGROUND) { // PATA FOREGROUND |
550d787e | 864 | |
12c155f5 | 865 | // long indexingStart = System.nanoTime(); |
a79913eb | 866 | |
4df4581d | 867 | ITmfTimestamp startTime = (fTimeRange == TmfTimeRange.Null) ? null : fTimeRange.getStartTime(); |
868 | ITmfTimestamp lastTime = (fTimeRange == TmfTimeRange.Null) ? null : fTimeRange.getEndTime(); | |
a79913eb FC |
869 | long initialNbEvents = fNbEvents; |
870 | ||
871 | @Override | |
872 | public void handleStarted() { | |
873 | super.handleStarted(); | |
874 | } | |
875 | ||
876 | @Override | |
72f1e62a | 877 | public void handleData(ITmfEvent event) { |
a79913eb FC |
878 | super.handleData(event); |
879 | if (event != null) { | |
4df4581d | 880 | ITmfTimestamp ts = event.getTimestamp(); |
a79913eb | 881 | if (startTime == null) |
4df4581d | 882 | startTime = ts.clone(); |
883 | lastTime = ts.clone(); | |
a79913eb FC |
884 | if ((getNbRead() % fIndexPageSize) == 1 && getNbRead() != 1) { |
885 | updateExperiment(); | |
886 | } | |
887 | } | |
888 | } | |
889 | ||
890 | @Override | |
891 | public void handleSuccess() { | |
12c155f5 | 892 | // long indexingEnd = System.nanoTime(); |
9b635e61 | 893 | |
a79913eb FC |
894 | if (getRange() != TmfTimeRange.Eternity) { |
895 | lastTime = getRange().getEndTime(); | |
896 | } | |
897 | updateExperiment(); | |
12c155f5 | 898 | // System.out.println(System.currentTimeMillis() + ": Experiment indexing completed"); |
f9673903 | 899 | |
12c155f5 FC |
900 | // long average = (indexingEnd - indexingStart) / fNbEvents; |
901 | // System.out.println(getName() + ": start=" + startTime + ", end=" + lastTime + ", elapsed=" | |
902 | // + (indexingEnd * 1.0 - indexingStart) / 1000000000); | |
903 | // System.out.println(getName() + ": nbEvents=" + fNbEvents + " (" + (average / 1000) + "." | |
904 | // + (average % 1000) + " us/evt)"); | |
a79913eb FC |
905 | super.handleSuccess(); |
906 | } | |
e31e01e8 | 907 | |
05bd3318 FC |
908 | @Override |
909 | public void handleCompleted() { | |
910 | job.cancel(); | |
a79913eb FC |
911 | super.handleCompleted(); |
912 | synchronized (fCheckpoints) { | |
913 | fIndexing = false; | |
914 | if (fIndexingPendingRange != TmfTimeRange.Null) { | |
915 | indexExperiment(false, (int) fNbEvents, fIndexingPendingRange); | |
916 | fIndexingPendingRange = TmfTimeRange.Null; | |
917 | } | |
918 | } | |
05bd3318 FC |
919 | } |
920 | ||
a79913eb FC |
921 | private void updateExperiment() { |
922 | int nbRead = getNbRead(); | |
4dc47e28 | 923 | if (startTime != null) { |
4df4581d | 924 | fTimeRange = new TmfTimeRange(startTime, lastTime.clone()); |
4dc47e28 | 925 | } |
a79913eb | 926 | if (nbRead != 0) { |
0c2a2e08 FC |
927 | // updateTimeRange(); |
928 | // updateNbEvents(); | |
a79913eb FC |
929 | fNbEvents = initialNbEvents + nbRead; |
930 | notifyListeners(); | |
931 | } | |
932 | } | |
933 | }; | |
934 | ||
935 | sendRequest((ITmfDataRequest<T>) request); | |
936 | if (waitForCompletion) | |
937 | try { | |
938 | request.waitForCompletion(); | |
939 | } catch (InterruptedException e) { | |
940 | e.printStackTrace(); | |
941 | } | |
942 | } | |
943 | ||
944 | protected void notifyListeners() { | |
945 | broadcast(new TmfExperimentUpdatedSignal(this, this)); // , null)); | |
1b70b6dc | 946 | //broadcast(new TmfExperimentRangeUpdatedSignal(this, this, fTimeRange)); // , null)); |
a79913eb FC |
947 | } |
948 | ||
8c8bf09f ASL |
949 | // ------------------------------------------------------------------------ |
950 | // Signal handlers | |
951 | // ------------------------------------------------------------------------ | |
952 | ||
953 | @TmfSignalHandler | |
951d134a | 954 | public void experimentSelected(TmfExperimentSelectedSignal<T> signal) { |
a79913eb FC |
955 | TmfExperiment<?> experiment = signal.getExperiment(); |
956 | if (experiment == this) { | |
957 | setCurrentExperiment(experiment); | |
6e85c58d | 958 | fEndSynchReference = Integer.valueOf(signal.getReference()); |
a79913eb | 959 | } |
8c8bf09f ASL |
960 | } |
961 | ||
1b70b6dc PT |
962 | @TmfSignalHandler |
963 | public void endSync(TmfEndSynchSignal signal) { | |
964 | if (fEndSynchReference != null && fEndSynchReference.intValue() == signal.getReference()) { | |
965 | fEndSynchReference = null; | |
966 | initializeStreamingMonitor(); | |
967 | } | |
968 | ||
969 | } | |
970 | ||
8c8bf09f ASL |
971 | @TmfSignalHandler |
972 | public void experimentUpdated(TmfExperimentUpdatedSignal signal) { | |
8c8bf09f ASL |
973 | } |
974 | ||
1b70b6dc PT |
975 | @TmfSignalHandler |
976 | public void experimentRangeUpdated(TmfExperimentRangeUpdatedSignal signal) { | |
09d11238 PT |
977 | if (signal.getExperiment() == this) { |
978 | indexExperiment(false, (int) fNbEvents, signal.getRange()); | |
979 | } | |
1b70b6dc PT |
980 | } |
981 | ||
8c8bf09f ASL |
982 | @TmfSignalHandler |
983 | public void traceUpdated(TmfTraceUpdatedSignal signal) { | |
12c155f5 | 984 | for (ITmfTrace<T> trace : fTraces) { |
a79913eb FC |
985 | if (trace == signal.getTrace()) { |
986 | synchronized (fCheckpoints) { | |
987 | if (fIndexing) { | |
988 | if (fIndexingPendingRange == TmfTimeRange.Null) { | |
989 | fIndexingPendingRange = signal.getRange(); | |
990 | } else { | |
4df4581d | 991 | ITmfTimestamp startTime = fIndexingPendingRange.getStartTime(); |
992 | ITmfTimestamp endTime = fIndexingPendingRange.getEndTime(); | |
a79913eb FC |
993 | if (signal.getRange().getStartTime().compareTo(startTime) < 0) { |
994 | startTime = signal.getRange().getStartTime(); | |
995 | } | |
996 | if (signal.getRange().getEndTime().compareTo(endTime) > 0) { | |
997 | endTime = signal.getRange().getEndTime(); | |
998 | } | |
999 | fIndexingPendingRange = new TmfTimeRange(startTime, endTime); | |
1000 | } | |
1001 | return; | |
1002 | } | |
1003 | } | |
1004 | indexExperiment(false, (int) fNbEvents, signal.getRange()); | |
1005 | return; | |
1006 | } | |
1007 | } | |
8c8bf09f ASL |
1008 | } |
1009 | ||
12c155f5 FC |
1010 | @Override |
1011 | public String getPath() { | |
1012 | // TODO Auto-generated method stub | |
1013 | return null; | |
1014 | } | |
1015 | ||
828e5592 PT |
1016 | /** |
1017 | * Set the resource to be used for bookmarks on this experiment | |
1018 | * @param resource the bookmarks resource | |
1019 | */ | |
1020 | public void setResource(IResource resource) { | |
1021 | fResource = resource; | |
1022 | } | |
1023 | ||
1024 | /** | |
1025 | * Get the resource used for bookmarks on this experiment | |
1026 | * @return the bookmarks resource or null if none is set | |
1027 | */ | |
1028 | public IResource getResource() { | |
1029 | return fResource; | |
1030 | } | |
4dc47e28 | 1031 | } |