Commit | Line | Data |
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8c8bf09f | 1 | /******************************************************************************* |
0316808c | 2 | * Copyright (c) 2009, 2010, 2012 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 |
8c8bf09f ASL |
12 | *******************************************************************************/ |
13 | ||
9e0640dc | 14 | package org.eclipse.linuxtools.tmf.core.trace; |
8c8bf09f | 15 | |
a1091415 | 16 | import org.eclipse.core.resources.IFile; |
12c155f5 | 17 | import org.eclipse.core.resources.IProject; |
828e5592 | 18 | import org.eclipse.core.resources.IResource; |
9e0640dc FC |
19 | import org.eclipse.linuxtools.internal.tmf.core.trace.TmfExperimentContext; |
20 | import org.eclipse.linuxtools.internal.tmf.core.trace.TmfExperimentLocation; | |
21 | import org.eclipse.linuxtools.internal.tmf.core.trace.TmfLocationArray; | |
72f1e62a | 22 | import org.eclipse.linuxtools.tmf.core.event.ITmfEvent; |
4df4581d | 23 | import org.eclipse.linuxtools.tmf.core.event.ITmfTimestamp; |
6c13869b FC |
24 | import org.eclipse.linuxtools.tmf.core.event.TmfTimeRange; |
25 | import org.eclipse.linuxtools.tmf.core.event.TmfTimestamp; | |
0316808c | 26 | import org.eclipse.linuxtools.tmf.core.exceptions.TmfTraceException; |
5419a136 AM |
27 | import org.eclipse.linuxtools.tmf.core.request.ITmfDataRequest; |
28 | import org.eclipse.linuxtools.tmf.core.request.ITmfEventRequest; | |
ea279a69 | 29 | import org.eclipse.linuxtools.tmf.core.signal.TmfClearExperimentSignal; |
6c13869b | 30 | import org.eclipse.linuxtools.tmf.core.signal.TmfSignalHandler; |
faa38350 PT |
31 | import org.eclipse.linuxtools.tmf.core.signal.TmfTraceOpenedSignal; |
32 | import org.eclipse.linuxtools.tmf.core.signal.TmfTraceRangeUpdatedSignal; | |
8c8bf09f ASL |
33 | |
34 | /** | |
9e0640dc | 35 | * TmfExperiment presents a time-ordered, unified view of a set of ITmfTrace:s |
cbdacf03 | 36 | * that are part of a tracing experiment. |
4b7b3670 FC |
37 | * |
38 | * @version 1.0 | |
39 | * @author Francois Chouinard | |
8c8bf09f | 40 | */ |
6256d8ad | 41 | public class TmfExperiment extends TmfTrace implements ITmfEventParser { |
8c8bf09f | 42 | |
c32744d6 FC |
43 | // ------------------------------------------------------------------------ |
44 | // Constants | |
45 | // ------------------------------------------------------------------------ | |
46 | ||
9e0640dc FC |
47 | /** |
48 | * The default index page size | |
49 | */ | |
50 | public static final int DEFAULT_INDEX_PAGE_SIZE = 5000; | |
c32744d6 | 51 | |
8c8bf09f ASL |
52 | // ------------------------------------------------------------------------ |
53 | // Attributes | |
54 | // ------------------------------------------------------------------------ | |
55 | ||
9e0640dc FC |
56 | /** |
57 | * The set of traces that constitute the experiment | |
58 | */ | |
6256d8ad | 59 | protected ITmfTrace[] fTraces; |
8c8bf09f | 60 | |
9e0640dc FC |
61 | /** |
62 | * The set of traces that constitute the experiment | |
63 | */ | |
64 | private boolean fInitialized = false; | |
a1091415 | 65 | |
9e0640dc FC |
66 | /** |
67 | * The experiment bookmarks file | |
68 | */ | |
69 | private IFile fBookmarksFile; | |
828e5592 | 70 | |
8c8bf09f | 71 | // ------------------------------------------------------------------------ |
9e0640dc | 72 | // Construction |
8c8bf09f ASL |
73 | // ------------------------------------------------------------------------ |
74 | ||
9e0640dc | 75 | /** |
0283f7ff FC |
76 | * @param type the event type |
77 | * @param id the experiment id | |
78 | * @param traces the experiment set of traces | |
9e0640dc | 79 | */ |
6256d8ad | 80 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String id, final ITmfTrace[] traces) { |
9e0640dc | 81 | this(type, id, traces, DEFAULT_INDEX_PAGE_SIZE); |
96c6806f PT |
82 | } |
83 | ||
8c8bf09f | 84 | /** |
0283f7ff FC |
85 | * @param type the event type |
86 | * @param path the experiment path | |
87 | * @param traces the experiment set of traces | |
88 | * @param indexPageSize the experiment index page size | |
8c8bf09f | 89 | */ |
6256d8ad | 90 | public TmfExperiment(final Class<? extends ITmfEvent> type, final String path, final ITmfTrace[] traces, final int indexPageSize) { |
0316808c FC |
91 | setCacheSize(indexPageSize); |
92 | setStreamingInterval(0); | |
07671572 | 93 | setIndexer(new TmfCheckpointIndexer(this, indexPageSize)); |
0316808c FC |
94 | setParser(this); |
95 | try { | |
96 | super.initialize(null, path, type); | |
97 | } catch (TmfTraceException e) { | |
98 | e.printStackTrace(); | |
99 | } | |
8c8bf09f | 100 | |
a79913eb | 101 | fTraces = traces; |
8c8bf09f | 102 | } |
a79913eb | 103 | |
8c8bf09f | 104 | /** |
ff4ed569 | 105 | * Clears the experiment |
8c8bf09f ASL |
106 | */ |
107 | @Override | |
a79913eb FC |
108 | public synchronized void dispose() { |
109 | ||
77551cc2 FC |
110 | // Clean up the index if applicable |
111 | if (getIndexer() != null) { | |
112 | getIndexer().dispose(); | |
113 | } | |
b5ee6881 | 114 | |
a79913eb | 115 | if (fTraces != null) { |
9b749023 | 116 | for (final ITmfTrace trace : fTraces) { |
a79913eb | 117 | trace.dispose(); |
9b749023 | 118 | } |
a79913eb FC |
119 | fTraces = null; |
120 | } | |
2fb2eb37 | 121 | super.dispose(); |
8c8bf09f ASL |
122 | } |
123 | ||
ea279a69 FC |
124 | /** |
125 | * @param signal the clear view signal | |
126 | * @since 2.0 | |
127 | */ | |
128 | @TmfSignalHandler | |
129 | public void handleClearExperimentSignal(TmfClearExperimentSignal signal) { | |
130 | dispose(); | |
131 | } | |
132 | ||
9e0640dc FC |
133 | // ------------------------------------------------------------------------ |
134 | // ITmfTrace - Initializers | |
135 | // ------------------------------------------------------------------------ | |
136 | ||
137 | /* (non-Javadoc) | |
17324c9a | 138 | * @see org.eclipse.linuxtools.tmf.core.trace.TmfTrace#initTrace(org.eclipse.core.resources.IResource, java.lang.String, java.lang.Class) |
9e0640dc FC |
139 | */ |
140 | @Override | |
6256d8ad | 141 | public void initTrace(final IResource resource, final String path, final Class<? extends ITmfEvent> type) { |
9e0640dc FC |
142 | } |
143 | ||
144 | /* (non-Javadoc) | |
17324c9a | 145 | * @see org.eclipse.linuxtools.tmf.core.trace.ITmfTrace#validate(org.eclipse.core.resources.IProject, java.lang.String) |
9e0640dc FC |
146 | */ |
147 | @Override | |
17324c9a FC |
148 | public boolean validate(final IProject project, final String path) { |
149 | return true; | |
9e0640dc FC |
150 | } |
151 | ||
8c8bf09f | 152 | // ------------------------------------------------------------------------ |
e31e01e8 | 153 | // Accessors |
8c8bf09f ASL |
154 | // ------------------------------------------------------------------------ |
155 | ||
9e0640dc FC |
156 | /** |
157 | * Get the list of traces. Handle with care... | |
9b749023 | 158 | * |
9e0640dc FC |
159 | * @return the experiment traces |
160 | */ | |
6256d8ad | 161 | public ITmfTrace[] getTraces() { |
a79913eb | 162 | return fTraces; |
8c8bf09f ASL |
163 | } |
164 | ||
8c8bf09f | 165 | /** |
cbdacf03 FC |
166 | * Returns the timestamp of the event at the requested index. If none, |
167 | * returns null. | |
9b749023 | 168 | * |
0d9a6d76 FC |
169 | * @param index the event index (rank) |
170 | * @return the corresponding event timestamp | |
8c8bf09f | 171 | */ |
cbdacf03 | 172 | public ITmfTimestamp getTimestamp(final int index) { |
0316808c | 173 | final ITmfContext context = seekEvent(index); |
c32744d6 | 174 | final ITmfEvent event = getNext(context); |
4c9f2944 | 175 | context.dispose(); |
a79913eb | 176 | return (event != null) ? event.getTimestamp() : null; |
8c8bf09f ASL |
177 | } |
178 | ||
9e0640dc FC |
179 | /** |
180 | * Set the file to be used for bookmarks on this experiment | |
9b749023 | 181 | * |
9e0640dc FC |
182 | * @param file the bookmarks file |
183 | */ | |
184 | public void setBookmarksFile(final IFile file) { | |
185 | fBookmarksFile = file; | |
186 | } | |
07671572 | 187 | |
9e0640dc FC |
188 | /** |
189 | * Get the file used for bookmarks on this experiment | |
9b749023 | 190 | * |
9e0640dc FC |
191 | * @return the bookmarks file or null if none is set |
192 | */ | |
193 | public IFile getBookmarksFile() { | |
194 | return fBookmarksFile; | |
a79913eb FC |
195 | } |
196 | ||
49e2f79a FC |
197 | // ------------------------------------------------------------------------ |
198 | // Request management | |
199 | // ------------------------------------------------------------------------ | |
200 | ||
e6809677 PT |
201 | /** |
202 | * @since 2.0 | |
3bd44ac8 | 203 | */ |
49e2f79a | 204 | @Override |
5419a136 | 205 | public synchronized ITmfContext armRequest(final ITmfDataRequest request) { |
9b749023 | 206 | |
6a953367 BH |
207 | // Make sure we have something to read from |
208 | if (fTraces == null) { | |
209 | return null; | |
210 | } | |
9b749023 | 211 | |
5419a136 AM |
212 | if (request instanceof ITmfEventRequest |
213 | && !TmfTimestamp.BIG_BANG.equals(((ITmfEventRequest) request).getRange().getStartTime()) | |
214 | && request.getIndex() == 0) | |
215 | { | |
216 | final ITmfContext context = seekEvent(((ITmfEventRequest) request).getRange().getStartTime()); | |
217 | ((ITmfEventRequest) request).setStartIndex((int) context.getRank()); | |
49e2f79a | 218 | return context; |
5419a136 | 219 | |
49e2f79a FC |
220 | } |
221 | ||
5419a136 | 222 | return seekEvent(request.getIndex()); |
49e2f79a FC |
223 | } |
224 | ||
a79913eb | 225 | // ------------------------------------------------------------------------ |
9f584e4c FC |
226 | // ITmfTrace trace positioning |
227 | // ------------------------------------------------------------------------ | |
228 | ||
9e0640dc FC |
229 | /* (non-Javadoc) |
230 | * | |
9b749023 | 231 | * Returns a brand new context based on the location provided and |
9e0640dc | 232 | * initializes the event queues |
9b749023 | 233 | * |
9e0640dc FC |
234 | * @see org.eclipse.linuxtools.tmf.core.trace.ITmfTrace#seekEvent(org.eclipse.linuxtools.tmf.core.trace.ITmfLocation) |
235 | */ | |
a79913eb | 236 | @Override |
1e1bef82 | 237 | public synchronized ITmfContext seekEvent(final ITmfLocation location) { |
a79913eb | 238 | // Validate the location |
9e0640dc | 239 | if (location != null && !(location instanceof TmfExperimentLocation)) { |
a79913eb | 240 | return null; // Throw an exception? |
9e0640dc FC |
241 | } |
242 | // Make sure we have something to read from | |
243 | if (fTraces == null) { | |
a79913eb | 244 | return null; |
9e0640dc | 245 | } |
8f50c396 | 246 | |
a79913eb | 247 | // Create and populate the context's traces contexts |
0316808c | 248 | final TmfExperimentContext context = new TmfExperimentContext(new ITmfContext[fTraces.length]); |
d62bb185 FC |
249 | ITmfLocation[] expLocations = new ITmfLocation[fTraces.length]; |
250 | if (location != null) { | |
251 | TmfExperimentLocation locations = (TmfExperimentLocation) location; | |
252 | int index = 0; | |
253 | ITmfLocation l = locations.getLocationInfo().getLocation(index); | |
254 | while (index < expLocations.length && l != null) { | |
255 | expLocations[index] = l; | |
256 | l = locations.getLocationInfo().getLocation(++index); | |
257 | } | |
258 | } | |
9b635e61 | 259 | |
d62bb185 | 260 | // Position the traces |
a79913eb FC |
261 | for (int i = 0; i < fTraces.length; i++) { |
262 | // Get the relevant trace attributes | |
d62bb185 | 263 | final ITmfLocation trcLocation = expLocations[i]; |
5cc97265 | 264 | context.getContexts()[i] = fTraces[i].seekEvent(trcLocation); |
d62bb185 | 265 | expLocations[i] = context.getContexts()[i].getLocation(); |
c32744d6 | 266 | context.getEvents()[i] = fTraces[i].getNext(context.getContexts()[i]); |
a79913eb | 267 | } |
8f50c396 | 268 | |
a79913eb | 269 | // Finalize context |
d62bb185 | 270 | context.setLocation(new TmfExperimentLocation(new TmfLocationArray(expLocations))); |
a79913eb | 271 | context.setLastTrace(TmfExperimentContext.NO_TRACE); |
17324c9a | 272 | context.setRank((location == null) ? 0 : ITmfContext.UNKNOWN_RANK); |
49e2f79a | 273 | |
9b749023 | 274 | return context; |
a79913eb | 275 | } |
9f584e4c | 276 | |
3bd44ac8 FC |
277 | // ------------------------------------------------------------------------ |
278 | // ITmfTrace - SeekEvent operations (returning a trace context) | |
279 | // ------------------------------------------------------------------------ | |
280 | ||
9e0640dc FC |
281 | /* (non-Javadoc) |
282 | * @see org.eclipse.linuxtools.tmf.core.trace.ITmfTrace#seekEvent(double) | |
283 | */ | |
c76c54bb | 284 | @Override |
0316808c | 285 | public ITmfContext seekEvent(final double ratio) { |
91f6e587 | 286 | final ITmfContext context = seekEvent(Math.round(ratio * getNbEvents())); |
c76c54bb FC |
287 | return context; |
288 | } | |
289 | ||
9e0640dc FC |
290 | /* (non-Javadoc) |
291 | * @see org.eclipse.linuxtools.tmf.core.trace.ITmfTrace#getLocationRatio(org.eclipse.linuxtools.tmf.core.trace.ITmfLocation) | |
292 | */ | |
a79913eb | 293 | @Override |
1e1bef82 | 294 | public double getLocationRatio(final ITmfLocation location) { |
9e0640dc | 295 | if (location instanceof TmfExperimentLocation) { |
5cc97265 | 296 | return (double) seekEvent(location).getRank() / getNbEvents(); |
9e0640dc FC |
297 | } |
298 | return 0.0; | |
c76c54bb FC |
299 | } |
300 | ||
9e0640dc FC |
301 | /* (non-Javadoc) |
302 | * @see org.eclipse.linuxtools.tmf.core.trace.ITmfTrace#getCurrentLocation() | |
303 | */ | |
a79913eb | 304 | @Override |
1e1bef82 FC |
305 | public ITmfLocation getCurrentLocation() { |
306 | ITmfLocation[] locations = new ITmfLocation[fTraces.length]; | |
a87cc4ef | 307 | for (int i = 0; i < fTraces.length; i++) { |
5cc97265 | 308 | locations[i] = fTraces[i].getCurrentLocation(); |
a87cc4ef FC |
309 | } |
310 | return new TmfExperimentLocation(new TmfLocationArray(locations)); | |
a79913eb | 311 | } |
c76c54bb | 312 | |
9e0640dc FC |
313 | // ------------------------------------------------------------------------ |
314 | // ITmfTrace trace positioning | |
315 | // ------------------------------------------------------------------------ | |
316 | ||
07671572 | 317 | /* (non-Javadoc) |
408e65d2 | 318 | * @see org.eclipse.linuxtools.tmf.core.trace.ITmfEventParser#parseEvent(org.eclipse.linuxtools.tmf.core.trace.ITmfContext) |
07671572 FC |
319 | */ |
320 | @Override | |
6256d8ad | 321 | public synchronized ITmfEvent parseEvent(final ITmfContext context) { |
408e65d2 | 322 | final ITmfContext savedContext = context.clone(); |
6256d8ad | 323 | final ITmfEvent event = getNext(savedContext); |
07671572 FC |
324 | return event; |
325 | } | |
a79913eb | 326 | |
ce2388e0 | 327 | /* (non-Javadoc) |
408e65d2 | 328 | * @see org.eclipse.linuxtools.tmf.core.trace.TmfTrace#getNext(org.eclipse.linuxtools.tmf.core.trace.ITmfContext) |
a79913eb | 329 | */ |
0316808c | 330 | @Override |
6256d8ad | 331 | public synchronized ITmfEvent getNext(ITmfContext context) { |
a79913eb FC |
332 | |
333 | // Validate the context | |
9e0640dc | 334 | if (!(context instanceof TmfExperimentContext)) { |
a79913eb | 335 | return null; // Throw an exception? |
9e0640dc | 336 | } |
0e8c76f8 BH |
337 | |
338 | // Make sure that we have something to read from | |
339 | if (fTraces == null) { | |
340 | return null; | |
341 | } | |
342 | ||
a87cc4ef | 343 | TmfExperimentContext expContext = (TmfExperimentContext) context; |
a79913eb | 344 | |
a87cc4ef | 345 | // If an event was consumed previously, first get the next one from that trace |
cbdacf03 | 346 | final int lastTrace = expContext.getLastTrace(); |
a79913eb | 347 | if (lastTrace != TmfExperimentContext.NO_TRACE) { |
cbdacf03 | 348 | final ITmfContext traceContext = expContext.getContexts()[lastTrace]; |
c32744d6 | 349 | expContext.getEvents()[lastTrace] = fTraces[lastTrace].getNext(traceContext); |
a79913eb | 350 | expContext.setLastTrace(TmfExperimentContext.NO_TRACE); |
a79913eb FC |
351 | } |
352 | ||
353 | // Scan the candidate events and identify the "next" trace to read from | |
354 | int trace = TmfExperimentContext.NO_TRACE; | |
a4115405 | 355 | ITmfTimestamp timestamp = TmfTimestamp.BIG_CRUNCH; |
0316808c | 356 | for (int i = 0; i < fTraces.length; i++) { |
cbdacf03 | 357 | final ITmfEvent event = expContext.getEvents()[i]; |
a79913eb | 358 | if (event != null && event.getTimestamp() != null) { |
cbdacf03 | 359 | final ITmfTimestamp otherTS = event.getTimestamp(); |
a79913eb FC |
360 | if (otherTS.compareTo(timestamp, true) < 0) { |
361 | trace = i; | |
362 | timestamp = otherTS; | |
363 | } | |
364 | } | |
365 | } | |
a87cc4ef | 366 | |
6256d8ad | 367 | ITmfEvent event = null; |
07671572 | 368 | if (trace != TmfExperimentContext.NO_TRACE) { |
6256d8ad | 369 | event = expContext.getEvents()[trace]; |
408e65d2 FC |
370 | if (event != null) { |
371 | updateAttributes(expContext, event.getTimestamp()); | |
408e65d2 FC |
372 | expContext.increaseRank(); |
373 | expContext.setLastTrace(trace); | |
17324c9a FC |
374 | final ITmfContext traceContext = expContext.getContexts()[trace]; |
375 | ||
d62bb185 FC |
376 | expContext.setLocation(new TmfExperimentLocation( |
377 | (TmfExperimentLocation) expContext.getLocation(), | |
378 | trace, traceContext.getLocation())); | |
17324c9a | 379 | |
408e65d2 FC |
380 | processEvent(event); |
381 | } | |
07671572 | 382 | } |
a87cc4ef | 383 | |
a87cc4ef | 384 | return event; |
a79913eb FC |
385 | } |
386 | ||
66262ad8 BH |
387 | /* (non-Javadoc) |
388 | * @see org.eclipse.linuxtools.tmf.core.trace.TmfTrace#getInitialRangeOffset() | |
389 | */ | |
390 | /** | |
391 | * @since 2.0 | |
392 | */ | |
393 | @Override | |
394 | public ITmfTimestamp getInitialRangeOffset() { | |
395 | if ((fTraces == null) || (fTraces.length == 0)) { | |
396 | return super.getInitialRangeOffset(); | |
397 | } | |
398 | ||
399 | ITmfTimestamp initTs = TmfTimestamp.BIG_CRUNCH; | |
400 | for (int i = 0; i < fTraces.length; i++) { | |
401 | ITmfTimestamp ts = fTraces[i].getInitialRangeOffset(); | |
402 | if (ts.compareTo(initTs) < 0) { | |
403 | initTs = ts; | |
404 | } | |
405 | } | |
406 | return initTs; | |
407 | } | |
408 | ||
bcbea6a6 | 409 | /* (non-Javadoc) |
a79913eb FC |
410 | * @see java.lang.Object#toString() |
411 | */ | |
412 | @Override | |
3b38ea61 | 413 | @SuppressWarnings("nls") |
5419a136 | 414 | public synchronized String toString() { |
a79913eb FC |
415 | return "[TmfExperiment (" + getName() + ")]"; |
416 | } | |
8c8bf09f ASL |
417 | |
418 | // ------------------------------------------------------------------------ | |
9e0640dc | 419 | // Streaming support |
8c8bf09f ASL |
420 | // ------------------------------------------------------------------------ |
421 | ||
1b70b6dc | 422 | private synchronized void initializeStreamingMonitor() { |
9e0640dc FC |
423 | |
424 | if (fInitialized) { | |
828e5592 | 425 | return; |
9e0640dc | 426 | } |
828e5592 PT |
427 | fInitialized = true; |
428 | ||
1b70b6dc | 429 | if (getStreamingInterval() == 0) { |
0316808c | 430 | final ITmfContext context = seekEvent(0); |
cbdacf03 | 431 | final ITmfEvent event = getNext(context); |
4c9f2944 | 432 | context.dispose(); |
9b749023 | 433 | if (event == null) { |
1b70b6dc | 434 | return; |
9b749023 | 435 | } |
4593bd5b | 436 | final TmfTimeRange timeRange = new TmfTimeRange(event.getTimestamp(), TmfTimestamp.BIG_CRUNCH); |
faa38350 | 437 | final TmfTraceRangeUpdatedSignal signal = new TmfTraceRangeUpdatedSignal(this, this, timeRange); |
828e5592 PT |
438 | |
439 | // Broadcast in separate thread to prevent deadlock | |
440 | new Thread() { | |
441 | @Override | |
442 | public void run() { | |
443 | broadcast(signal); | |
444 | } | |
445 | }.start(); | |
1b70b6dc PT |
446 | return; |
447 | } | |
448 | ||
9e0640dc | 449 | final Thread thread = new Thread("Streaming Monitor for experiment " + getName()) { //$NON-NLS-1$ |
bcbea6a6 | 450 | private ITmfTimestamp safeTimestamp = null; |
6be2d5cc | 451 | private ITmfTimestamp lastSafeTimestamp = null; |
bcbea6a6 | 452 | private TmfTimeRange timeRange = null; |
1b70b6dc PT |
453 | |
454 | @Override | |
455 | public void run() { | |
fc7cd0be | 456 | while (!executorIsShutdown()) { |
9e0640dc | 457 | if (!getIndexer().isIndexing()) { |
a4115405 FC |
458 | ITmfTimestamp startTimestamp = TmfTimestamp.BIG_CRUNCH; |
459 | ITmfTimestamp endTimestamp = TmfTimestamp.BIG_BANG; | |
6256d8ad | 460 | for (final ITmfTrace trace : fTraces) { |
9b749023 | 461 | if (trace.getStartTime().compareTo(startTimestamp) < 0) { |
1b70b6dc | 462 | startTimestamp = trace.getStartTime(); |
9b749023 AM |
463 | } |
464 | if (trace.getStreamingInterval() != 0 && trace.getEndTime().compareTo(endTimestamp) > 0) { | |
1b70b6dc | 465 | endTimestamp = trace.getEndTime(); |
9b749023 | 466 | } |
1b70b6dc | 467 | } |
6be2d5cc | 468 | if (safeTimestamp != null && (lastSafeTimestamp == null || safeTimestamp.compareTo(lastSafeTimestamp, false) > 0)) { |
1b70b6dc | 469 | timeRange = new TmfTimeRange(startTimestamp, safeTimestamp); |
6be2d5cc | 470 | lastSafeTimestamp = safeTimestamp; |
9b749023 | 471 | } else { |
1b70b6dc | 472 | timeRange = null; |
9b749023 | 473 | } |
1b70b6dc PT |
474 | safeTimestamp = endTimestamp; |
475 | if (timeRange != null) { | |
faa38350 PT |
476 | final TmfTraceRangeUpdatedSignal signal = |
477 | new TmfTraceRangeUpdatedSignal(TmfExperiment.this, TmfExperiment.this, timeRange); | |
1b70b6dc PT |
478 | broadcast(signal); |
479 | } | |
480 | } | |
481 | try { | |
482 | Thread.sleep(getStreamingInterval()); | |
cbdacf03 | 483 | } catch (final InterruptedException e) { |
1b70b6dc PT |
484 | e.printStackTrace(); |
485 | } | |
486 | } | |
487 | } | |
488 | }; | |
489 | thread.start(); | |
490 | } | |
491 | ||
9e0640dc | 492 | /* (non-Javadoc) |
1b70b6dc PT |
493 | * @see org.eclipse.linuxtools.tmf.trace.ITmfTrace#getStreamingInterval() |
494 | */ | |
495 | @Override | |
496 | public long getStreamingInterval() { | |
497 | long interval = 0; | |
6256d8ad | 498 | for (final ITmfTrace trace : fTraces) { |
1b70b6dc | 499 | interval = Math.max(interval, trace.getStreamingInterval()); |
9b749023 | 500 | } |
1b70b6dc PT |
501 | return interval; |
502 | } | |
503 | ||
8c8bf09f ASL |
504 | // ------------------------------------------------------------------------ |
505 | // Signal handlers | |
506 | // ------------------------------------------------------------------------ | |
507 | ||
faa38350 PT |
508 | /* (non-Javadoc) |
509 | * @see org.eclipse.linuxtools.tmf.core.trace.TmfTrace#traceOpened(org.eclipse.linuxtools.tmf.core.signal.TmfTraceOpenedSignal) | |
828e5592 | 510 | */ |
faa38350 | 511 | @Override |
9e0640dc | 512 | @TmfSignalHandler |
faa38350 | 513 | public void traceOpened(TmfTraceOpenedSignal signal) { |
9e0640dc | 514 | if (signal.getTrace() == this) { |
faa38350 | 515 | initializeStreamingMonitor(); |
9e0640dc | 516 | } |
a1091415 PT |
517 | } |
518 | ||
4dc47e28 | 519 | } |