Commit | Line | Data |
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8c8bf09f | 1 | /******************************************************************************* |
61759503 | 2 | * Copyright (c) 2009, 2013 Ericsson |
ce2388e0 | 3 | * |
8c8bf09f ASL |
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 | |
ce2388e0 | 8 | * |
8c8bf09f ASL |
9 | * Contributors: |
10 | * Francois Chouinard - Initial API and implementation | |
0316808c | 11 | * Francois Chouinard - Updated as per TMF Trace Model 1.0 |
ea271da6 PT |
12 | * Patrick Tasse - Updated for removal of context clone |
13 | * Patrick Tasse - Updated for ranks in experiment location | |
8c8bf09f ASL |
14 | *******************************************************************************/ |
15 | ||
9e0640dc | 16 | package org.eclipse.linuxtools.tmf.core.trace; |
8c8bf09f | 17 | |
a1091415 | 18 | import org.eclipse.core.resources.IFile; |
12c155f5 | 19 | import org.eclipse.core.resources.IProject; |
828e5592 | 20 | import org.eclipse.core.resources.IResource; |
a94410d9 MK |
21 | import org.eclipse.core.runtime.IStatus; |
22 | import org.eclipse.core.runtime.Status; | |
9e0640dc FC |
23 | import org.eclipse.linuxtools.internal.tmf.core.trace.TmfExperimentContext; |
24 | import org.eclipse.linuxtools.internal.tmf.core.trace.TmfExperimentLocation; | |
25 | import org.eclipse.linuxtools.internal.tmf.core.trace.TmfLocationArray; | |
72f1e62a | 26 | import org.eclipse.linuxtools.tmf.core.event.ITmfEvent; |
0316808c | 27 | import org.eclipse.linuxtools.tmf.core.exceptions.TmfTraceException; |
5419a136 AM |
28 | import org.eclipse.linuxtools.tmf.core.request.ITmfDataRequest; |
29 | import org.eclipse.linuxtools.tmf.core.request.ITmfEventRequest; | |
ea279a69 | 30 | import org.eclipse.linuxtools.tmf.core.signal.TmfClearExperimentSignal; |
6c13869b | 31 | import org.eclipse.linuxtools.tmf.core.signal.TmfSignalHandler; |
faa38350 PT |
32 | import org.eclipse.linuxtools.tmf.core.signal.TmfTraceOpenedSignal; |
33 | import org.eclipse.linuxtools.tmf.core.signal.TmfTraceRangeUpdatedSignal; | |
3bd46eef AM |
34 | import org.eclipse.linuxtools.tmf.core.timestamp.ITmfTimestamp; |
35 | import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimeRange; | |
36 | import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimestamp; | |
8c8bf09f ASL |
37 | |
38 | /** | |
9e0640dc | 39 | * TmfExperiment presents a time-ordered, unified view of a set of ITmfTrace:s |
cbdacf03 | 40 | * that are part of a tracing experiment. |
4b7b3670 FC |
41 | * |
42 | * @version 1.0 | |
43 | * @author Francois Chouinard | |
8c8bf09f | 44 | */ |
6256d8ad | 45 | public class TmfExperiment extends TmfTrace implements ITmfEventParser { |
8c8bf09f | 46 | |
c32744d6 FC |
47 | // ------------------------------------------------------------------------ |
48 | // Constants | |
49 | // ------------------------------------------------------------------------ | |
50 | ||
9e0640dc FC |
51 | /** |
52 | * The default index page size | |
53 | */ | |
54 | public static final int DEFAULT_INDEX_PAGE_SIZE = 5000; | |
c32744d6 | 55 | |
8c8bf09f ASL |
56 | // ------------------------------------------------------------------------ |
57 | // Attributes | |
58 | // ------------------------------------------------------------------------ | |
59 | ||
9e0640dc FC |
60 | /** |
61 | * The set of traces that constitute the experiment | |
62 | */ | |
6256d8ad | 63 | protected ITmfTrace[] fTraces; |
8c8bf09f | 64 | |
9e0640dc FC |
65 | /** |
66 | * The set of traces that constitute the experiment | |
67 | */ | |
68 | private boolean fInitialized = false; | |
a1091415 | 69 | |
9e0640dc FC |
70 | /** |
71 | * The experiment bookmarks file | |
72 | */ | |
73 | private IFile fBookmarksFile; | |
828e5592 | 74 | |
8c8bf09f | 75 | // ------------------------------------------------------------------------ |
9e0640dc | 76 | // Construction |
8c8bf09f ASL |
77 | // ------------------------------------------------------------------------ |
78 | ||
9e0640dc | 79 | /** |
0283f7ff FC |
80 | * @param type the event type |
81 | * @param id the experiment id | |
82 | * @param traces the experiment set of traces | |
9e0640dc | 83 | */ |
6256d8ad | 84 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String id, final ITmfTrace[] traces) { |
99504bb8 | 85 | this(type, id, traces, DEFAULT_INDEX_PAGE_SIZE, null); |
96c6806f PT |
86 | } |
87 | ||
99504bb8 GB |
88 | /** |
89 | * Constructor of experiment taking type, path, traces and resource | |
90 | * | |
91 | * @param type | |
92 | * the event type | |
93 | * @param id | |
94 | * the experiment id | |
95 | * @param traces | |
96 | * the experiment set of traces | |
97 | * @param resource | |
98 | * the resource associated to the experiment | |
99 | */ | |
100 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String id, final ITmfTrace[] traces, IResource resource) { | |
101 | this(type, id, traces, DEFAULT_INDEX_PAGE_SIZE, resource); | |
102 | } | |
103 | ||
104 | ||
8c8bf09f | 105 | /** |
0283f7ff FC |
106 | * @param type the event type |
107 | * @param path the experiment path | |
108 | * @param traces the experiment set of traces | |
109 | * @param indexPageSize the experiment index page size | |
8c8bf09f | 110 | */ |
6256d8ad | 111 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String path, final ITmfTrace[] traces, final int indexPageSize) { |
99504bb8 GB |
112 | this(type, path, traces, indexPageSize, null); |
113 | } | |
114 | ||
115 | /** | |
116 | * Full constructor of an experiment, taking the type, path, traces, | |
117 | * indexPageSize and resource | |
118 | * | |
119 | * @param type | |
120 | * the event type | |
121 | * @param path | |
122 | * the experiment path | |
123 | * @param traces | |
124 | * the experiment set of traces | |
125 | * @param indexPageSize | |
126 | * the experiment index page size | |
127 | * @param resource | |
128 | * the resource associated to the experiment | |
129 | */ | |
130 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String path, final ITmfTrace[] traces, final int indexPageSize, IResource resource) { | |
0316808c FC |
131 | setCacheSize(indexPageSize); |
132 | setStreamingInterval(0); | |
07671572 | 133 | setIndexer(new TmfCheckpointIndexer(this, indexPageSize)); |
0316808c FC |
134 | setParser(this); |
135 | try { | |
99504bb8 | 136 | super.initialize(resource, path, type); |
0316808c FC |
137 | } catch (TmfTraceException e) { |
138 | e.printStackTrace(); | |
139 | } | |
8c8bf09f | 140 | |
a79913eb | 141 | fTraces = traces; |
8c8bf09f | 142 | } |
a79913eb | 143 | |
8c8bf09f | 144 | /** |
ff4ed569 | 145 | * Clears the experiment |
8c8bf09f ASL |
146 | */ |
147 | @Override | |
a79913eb FC |
148 | public synchronized void dispose() { |
149 | ||
77551cc2 FC |
150 | // Clean up the index if applicable |
151 | if (getIndexer() != null) { | |
152 | getIndexer().dispose(); | |
153 | } | |
b5ee6881 | 154 | |
a79913eb | 155 | if (fTraces != null) { |
9b749023 | 156 | for (final ITmfTrace trace : fTraces) { |
a79913eb | 157 | trace.dispose(); |
9b749023 | 158 | } |
a79913eb FC |
159 | fTraces = null; |
160 | } | |
2fb2eb37 | 161 | super.dispose(); |
8c8bf09f ASL |
162 | } |
163 | ||
ea279a69 FC |
164 | /** |
165 | * @param signal the clear view signal | |
166 | * @since 2.0 | |
167 | */ | |
168 | @TmfSignalHandler | |
169 | public void handleClearExperimentSignal(TmfClearExperimentSignal signal) { | |
170 | dispose(); | |
171 | } | |
172 | ||
9e0640dc FC |
173 | // ------------------------------------------------------------------------ |
174 | // ITmfTrace - Initializers | |
175 | // ------------------------------------------------------------------------ | |
176 | ||
9e0640dc | 177 | @Override |
6256d8ad | 178 | public void initTrace(final IResource resource, final String path, final Class<? extends ITmfEvent> type) { |
9e0640dc FC |
179 | } |
180 | ||
a94410d9 MK |
181 | /** |
182 | * @since 2.0 | |
183 | */ | |
9e0640dc | 184 | @Override |
a94410d9 MK |
185 | public IStatus validate(final IProject project, final String path) { |
186 | return Status.OK_STATUS; | |
9e0640dc FC |
187 | } |
188 | ||
8c8bf09f | 189 | // ------------------------------------------------------------------------ |
e31e01e8 | 190 | // Accessors |
8c8bf09f ASL |
191 | // ------------------------------------------------------------------------ |
192 | ||
fe0c44c4 | 193 | @Override |
6256d8ad | 194 | public ITmfTrace[] getTraces() { |
a79913eb | 195 | return fTraces; |
8c8bf09f ASL |
196 | } |
197 | ||
8c8bf09f | 198 | /** |
cbdacf03 FC |
199 | * Returns the timestamp of the event at the requested index. If none, |
200 | * returns null. | |
9b749023 | 201 | * |
0d9a6d76 FC |
202 | * @param index the event index (rank) |
203 | * @return the corresponding event timestamp | |
3bd46eef | 204 | * @since 2.0 |
8c8bf09f | 205 | */ |
cbdacf03 | 206 | public ITmfTimestamp getTimestamp(final int index) { |
0316808c | 207 | final ITmfContext context = seekEvent(index); |
c32744d6 | 208 | final ITmfEvent event = getNext(context); |
4c9f2944 | 209 | context.dispose(); |
a79913eb | 210 | return (event != null) ? event.getTimestamp() : null; |
8c8bf09f ASL |
211 | } |
212 | ||
9e0640dc FC |
213 | /** |
214 | * Set the file to be used for bookmarks on this experiment | |
9b749023 | 215 | * |
9e0640dc FC |
216 | * @param file the bookmarks file |
217 | */ | |
218 | public void setBookmarksFile(final IFile file) { | |
219 | fBookmarksFile = file; | |
220 | } | |
07671572 | 221 | |
9e0640dc FC |
222 | /** |
223 | * Get the file used for bookmarks on this experiment | |
9b749023 | 224 | * |
9e0640dc FC |
225 | * @return the bookmarks file or null if none is set |
226 | */ | |
227 | public IFile getBookmarksFile() { | |
228 | return fBookmarksFile; | |
a79913eb FC |
229 | } |
230 | ||
49e2f79a FC |
231 | // ------------------------------------------------------------------------ |
232 | // Request management | |
233 | // ------------------------------------------------------------------------ | |
234 | ||
e6809677 PT |
235 | /** |
236 | * @since 2.0 | |
3bd44ac8 | 237 | */ |
49e2f79a | 238 | @Override |
5419a136 | 239 | public synchronized ITmfContext armRequest(final ITmfDataRequest request) { |
9b749023 | 240 | |
6a953367 BH |
241 | // Make sure we have something to read from |
242 | if (fTraces == null) { | |
243 | return null; | |
244 | } | |
9b749023 | 245 | |
5419a136 AM |
246 | if (request instanceof ITmfEventRequest |
247 | && !TmfTimestamp.BIG_BANG.equals(((ITmfEventRequest) request).getRange().getStartTime()) | |
248 | && request.getIndex() == 0) | |
249 | { | |
250 | final ITmfContext context = seekEvent(((ITmfEventRequest) request).getRange().getStartTime()); | |
251 | ((ITmfEventRequest) request).setStartIndex((int) context.getRank()); | |
49e2f79a | 252 | return context; |
5419a136 | 253 | |
49e2f79a FC |
254 | } |
255 | ||
5419a136 | 256 | return seekEvent(request.getIndex()); |
49e2f79a FC |
257 | } |
258 | ||
a79913eb | 259 | // ------------------------------------------------------------------------ |
9f584e4c FC |
260 | // ITmfTrace trace positioning |
261 | // ------------------------------------------------------------------------ | |
262 | ||
a79913eb | 263 | @Override |
1e1bef82 | 264 | public synchronized ITmfContext seekEvent(final ITmfLocation location) { |
a79913eb | 265 | // Validate the location |
9e0640dc | 266 | if (location != null && !(location instanceof TmfExperimentLocation)) { |
a79913eb | 267 | return null; // Throw an exception? |
9e0640dc FC |
268 | } |
269 | // Make sure we have something to read from | |
270 | if (fTraces == null) { | |
a79913eb | 271 | return null; |
9e0640dc | 272 | } |
8f50c396 | 273 | |
ea271da6 PT |
274 | // Initialize the location array if necessary |
275 | TmfLocationArray locationArray = ((location == null) ? | |
276 | new TmfLocationArray(fTraces.length) : | |
277 | ((TmfExperimentLocation) location).getLocationInfo()); | |
278 | ||
279 | ITmfLocation[] locations = locationArray.getLocations(); | |
280 | long[] ranks = locationArray.getRanks(); | |
281 | ||
a79913eb | 282 | // Create and populate the context's traces contexts |
ea271da6 | 283 | final TmfExperimentContext context = new TmfExperimentContext(fTraces.length); |
9b635e61 | 284 | |
d62bb185 | 285 | // Position the traces |
ea271da6 | 286 | long rank = 0; |
a79913eb FC |
287 | for (int i = 0; i < fTraces.length; i++) { |
288 | // Get the relevant trace attributes | |
ea271da6 PT |
289 | final ITmfContext traceContext = fTraces[i].seekEvent(locations[i]); |
290 | context.getContexts()[i] = traceContext; | |
291 | traceContext.setRank(ranks[i]); | |
292 | locations[i] = traceContext.getLocation(); // update location after seek | |
293 | context.getEvents()[i] = fTraces[i].getNext(traceContext); | |
294 | rank += ranks[i]; | |
a79913eb | 295 | } |
8f50c396 | 296 | |
a79913eb | 297 | // Finalize context |
ea271da6 | 298 | context.setLocation(new TmfExperimentLocation(new TmfLocationArray(locations, ranks))); |
a79913eb | 299 | context.setLastTrace(TmfExperimentContext.NO_TRACE); |
ea271da6 | 300 | context.setRank(rank); |
49e2f79a | 301 | |
9b749023 | 302 | return context; |
a79913eb | 303 | } |
9f584e4c | 304 | |
3bd44ac8 FC |
305 | // ------------------------------------------------------------------------ |
306 | // ITmfTrace - SeekEvent operations (returning a trace context) | |
307 | // ------------------------------------------------------------------------ | |
308 | ||
c76c54bb | 309 | @Override |
0316808c | 310 | public ITmfContext seekEvent(final double ratio) { |
91f6e587 | 311 | final ITmfContext context = seekEvent(Math.round(ratio * getNbEvents())); |
c76c54bb FC |
312 | return context; |
313 | } | |
314 | ||
a79913eb | 315 | @Override |
1e1bef82 | 316 | public double getLocationRatio(final ITmfLocation location) { |
9e0640dc | 317 | if (location instanceof TmfExperimentLocation) { |
ea271da6 PT |
318 | long rank = 0; |
319 | TmfLocationArray locationArray = ((TmfExperimentLocation) location).getLocationInfo(); | |
320 | for (int i = 0; i < locationArray.size(); i++) { | |
321 | rank += locationArray.getRank(i); | |
322 | } | |
323 | return (double) rank / getNbEvents(); | |
9e0640dc FC |
324 | } |
325 | return 0.0; | |
c76c54bb FC |
326 | } |
327 | ||
a79913eb | 328 | @Override |
1e1bef82 | 329 | public ITmfLocation getCurrentLocation() { |
ea271da6 PT |
330 | // never used |
331 | return null; | |
a79913eb | 332 | } |
c76c54bb | 333 | |
9e0640dc FC |
334 | // ------------------------------------------------------------------------ |
335 | // ITmfTrace trace positioning | |
336 | // ------------------------------------------------------------------------ | |
337 | ||
07671572 | 338 | @Override |
6256d8ad | 339 | public synchronized ITmfEvent parseEvent(final ITmfContext context) { |
ea271da6 PT |
340 | final ITmfContext tmpContext = seekEvent(context.getLocation()); |
341 | final ITmfEvent event = getNext(tmpContext); | |
07671572 FC |
342 | return event; |
343 | } | |
a79913eb | 344 | |
0316808c | 345 | @Override |
6256d8ad | 346 | public synchronized ITmfEvent getNext(ITmfContext context) { |
a79913eb FC |
347 | |
348 | // Validate the context | |
9e0640dc | 349 | if (!(context instanceof TmfExperimentContext)) { |
a79913eb | 350 | return null; // Throw an exception? |
9e0640dc | 351 | } |
0e8c76f8 BH |
352 | |
353 | // Make sure that we have something to read from | |
354 | if (fTraces == null) { | |
355 | return null; | |
356 | } | |
357 | ||
a87cc4ef | 358 | TmfExperimentContext expContext = (TmfExperimentContext) context; |
a79913eb | 359 | |
a87cc4ef | 360 | // If an event was consumed previously, first get the next one from that trace |
cbdacf03 | 361 | final int lastTrace = expContext.getLastTrace(); |
a79913eb | 362 | if (lastTrace != TmfExperimentContext.NO_TRACE) { |
cbdacf03 | 363 | final ITmfContext traceContext = expContext.getContexts()[lastTrace]; |
c32744d6 | 364 | expContext.getEvents()[lastTrace] = fTraces[lastTrace].getNext(traceContext); |
a79913eb | 365 | expContext.setLastTrace(TmfExperimentContext.NO_TRACE); |
a79913eb FC |
366 | } |
367 | ||
368 | // Scan the candidate events and identify the "next" trace to read from | |
369 | int trace = TmfExperimentContext.NO_TRACE; | |
a4115405 | 370 | ITmfTimestamp timestamp = TmfTimestamp.BIG_CRUNCH; |
0316808c | 371 | for (int i = 0; i < fTraces.length; i++) { |
cbdacf03 | 372 | final ITmfEvent event = expContext.getEvents()[i]; |
a79913eb | 373 | if (event != null && event.getTimestamp() != null) { |
cbdacf03 | 374 | final ITmfTimestamp otherTS = event.getTimestamp(); |
a79913eb FC |
375 | if (otherTS.compareTo(timestamp, true) < 0) { |
376 | trace = i; | |
377 | timestamp = otherTS; | |
378 | } | |
379 | } | |
380 | } | |
a87cc4ef | 381 | |
6256d8ad | 382 | ITmfEvent event = null; |
07671572 | 383 | if (trace != TmfExperimentContext.NO_TRACE) { |
6256d8ad | 384 | event = expContext.getEvents()[trace]; |
408e65d2 FC |
385 | if (event != null) { |
386 | updateAttributes(expContext, event.getTimestamp()); | |
408e65d2 FC |
387 | expContext.increaseRank(); |
388 | expContext.setLastTrace(trace); | |
17324c9a FC |
389 | final ITmfContext traceContext = expContext.getContexts()[trace]; |
390 | ||
ea271da6 PT |
391 | // Update the experiment location |
392 | TmfLocationArray locationArray = new TmfLocationArray( | |
393 | ((TmfExperimentLocation) expContext.getLocation()).getLocationInfo(), | |
394 | trace, traceContext.getLocation(), traceContext.getRank()); | |
395 | expContext.setLocation(new TmfExperimentLocation(locationArray)); | |
17324c9a | 396 | |
408e65d2 FC |
397 | processEvent(event); |
398 | } | |
07671572 | 399 | } |
a87cc4ef | 400 | |
a87cc4ef | 401 | return event; |
a79913eb FC |
402 | } |
403 | ||
66262ad8 BH |
404 | /** |
405 | * @since 2.0 | |
406 | */ | |
407 | @Override | |
408 | public ITmfTimestamp getInitialRangeOffset() { | |
409 | if ((fTraces == null) || (fTraces.length == 0)) { | |
410 | return super.getInitialRangeOffset(); | |
411 | } | |
412 | ||
413 | ITmfTimestamp initTs = TmfTimestamp.BIG_CRUNCH; | |
414 | for (int i = 0; i < fTraces.length; i++) { | |
415 | ITmfTimestamp ts = fTraces[i].getInitialRangeOffset(); | |
416 | if (ts.compareTo(initTs) < 0) { | |
417 | initTs = ts; | |
418 | } | |
419 | } | |
420 | return initTs; | |
421 | } | |
422 | ||
a79913eb | 423 | @Override |
3b38ea61 | 424 | @SuppressWarnings("nls") |
5419a136 | 425 | public synchronized String toString() { |
a79913eb FC |
426 | return "[TmfExperiment (" + getName() + ")]"; |
427 | } | |
8c8bf09f ASL |
428 | |
429 | // ------------------------------------------------------------------------ | |
9e0640dc | 430 | // Streaming support |
8c8bf09f ASL |
431 | // ------------------------------------------------------------------------ |
432 | ||
1b70b6dc | 433 | private synchronized void initializeStreamingMonitor() { |
9e0640dc FC |
434 | |
435 | if (fInitialized) { | |
828e5592 | 436 | return; |
9e0640dc | 437 | } |
828e5592 PT |
438 | fInitialized = true; |
439 | ||
1b70b6dc | 440 | if (getStreamingInterval() == 0) { |
0316808c | 441 | final ITmfContext context = seekEvent(0); |
cbdacf03 | 442 | final ITmfEvent event = getNext(context); |
4c9f2944 | 443 | context.dispose(); |
9b749023 | 444 | if (event == null) { |
1b70b6dc | 445 | return; |
9b749023 | 446 | } |
4593bd5b | 447 | final TmfTimeRange timeRange = new TmfTimeRange(event.getTimestamp(), TmfTimestamp.BIG_CRUNCH); |
faa38350 | 448 | final TmfTraceRangeUpdatedSignal signal = new TmfTraceRangeUpdatedSignal(this, this, timeRange); |
828e5592 PT |
449 | |
450 | // Broadcast in separate thread to prevent deadlock | |
451 | new Thread() { | |
452 | @Override | |
453 | public void run() { | |
454 | broadcast(signal); | |
455 | } | |
456 | }.start(); | |
1b70b6dc PT |
457 | return; |
458 | } | |
459 | ||
9e0640dc | 460 | final Thread thread = new Thread("Streaming Monitor for experiment " + getName()) { //$NON-NLS-1$ |
bcbea6a6 | 461 | private ITmfTimestamp safeTimestamp = null; |
6be2d5cc | 462 | private ITmfTimestamp lastSafeTimestamp = null; |
bcbea6a6 | 463 | private TmfTimeRange timeRange = null; |
1b70b6dc PT |
464 | |
465 | @Override | |
466 | public void run() { | |
fc7cd0be | 467 | while (!executorIsShutdown()) { |
9e0640dc | 468 | if (!getIndexer().isIndexing()) { |
a4115405 FC |
469 | ITmfTimestamp startTimestamp = TmfTimestamp.BIG_CRUNCH; |
470 | ITmfTimestamp endTimestamp = TmfTimestamp.BIG_BANG; | |
6256d8ad | 471 | for (final ITmfTrace trace : fTraces) { |
9b749023 | 472 | if (trace.getStartTime().compareTo(startTimestamp) < 0) { |
1b70b6dc | 473 | startTimestamp = trace.getStartTime(); |
9b749023 AM |
474 | } |
475 | if (trace.getStreamingInterval() != 0 && trace.getEndTime().compareTo(endTimestamp) > 0) { | |
1b70b6dc | 476 | endTimestamp = trace.getEndTime(); |
9b749023 | 477 | } |
1b70b6dc | 478 | } |
6be2d5cc | 479 | if (safeTimestamp != null && (lastSafeTimestamp == null || safeTimestamp.compareTo(lastSafeTimestamp, false) > 0)) { |
1b70b6dc | 480 | timeRange = new TmfTimeRange(startTimestamp, safeTimestamp); |
6be2d5cc | 481 | lastSafeTimestamp = safeTimestamp; |
9b749023 | 482 | } else { |
1b70b6dc | 483 | timeRange = null; |
9b749023 | 484 | } |
1b70b6dc PT |
485 | safeTimestamp = endTimestamp; |
486 | if (timeRange != null) { | |
faa38350 PT |
487 | final TmfTraceRangeUpdatedSignal signal = |
488 | new TmfTraceRangeUpdatedSignal(TmfExperiment.this, TmfExperiment.this, timeRange); | |
1b70b6dc PT |
489 | broadcast(signal); |
490 | } | |
491 | } | |
492 | try { | |
493 | Thread.sleep(getStreamingInterval()); | |
cbdacf03 | 494 | } catch (final InterruptedException e) { |
1b70b6dc PT |
495 | e.printStackTrace(); |
496 | } | |
497 | } | |
498 | } | |
499 | }; | |
500 | thread.start(); | |
501 | } | |
502 | ||
1b70b6dc PT |
503 | @Override |
504 | public long getStreamingInterval() { | |
505 | long interval = 0; | |
6256d8ad | 506 | for (final ITmfTrace trace : fTraces) { |
1b70b6dc | 507 | interval = Math.max(interval, trace.getStreamingInterval()); |
9b749023 | 508 | } |
1b70b6dc PT |
509 | return interval; |
510 | } | |
511 | ||
8c8bf09f ASL |
512 | // ------------------------------------------------------------------------ |
513 | // Signal handlers | |
514 | // ------------------------------------------------------------------------ | |
515 | ||
faa38350 | 516 | @Override |
9e0640dc | 517 | @TmfSignalHandler |
faa38350 | 518 | public void traceOpened(TmfTraceOpenedSignal signal) { |
9e0640dc | 519 | if (signal.getTrace() == this) { |
faa38350 | 520 | initializeStreamingMonitor(); |
9e0640dc | 521 | } |
a1091415 PT |
522 | } |
523 | ||
4dc47e28 | 524 | } |