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b1baa808 | 1 | /******************************************************************************* |
60ae41e1 | 2 | * Copyright (c) 2012, 2014 Ericsson, École Polytechnique de Montréal |
b1baa808 MK |
3 | * |
4 | * All rights reserved. This program and the accompanying materials are made | |
5 | * 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 | * | |
ea271da6 PT |
9 | * Contributors: |
10 | * Matthew Khouzam - Initial API and implementation | |
11 | * Patrick Tasse - Updated for removal of context clone | |
e73a4ba5 | 12 | * Geneviève Bastien - Added the createTimestamp function |
b1baa808 MK |
13 | *******************************************************************************/ |
14 | ||
2bdf0193 | 15 | package org.eclipse.tracecompass.tmf.ctf.core; |
a3fc8213 | 16 | |
96c0f2af | 17 | import java.nio.BufferOverflowException; |
032ecd45 | 18 | import java.nio.ByteBuffer; |
409bea20 | 19 | import java.util.ArrayList; |
e600c338 | 20 | import java.util.Collections; |
2db2b43a | 21 | import java.util.HashMap; |
409bea20 | 22 | import java.util.List; |
299e494e | 23 | import java.util.Map; |
409bea20 | 24 | import java.util.Set; |
299e494e | 25 | |
a3fc8213 AM |
26 | import org.eclipse.core.resources.IProject; |
27 | import org.eclipse.core.resources.IResource; | |
6fd3c6e9 | 28 | import org.eclipse.core.runtime.CoreException; |
a94410d9 MK |
29 | import org.eclipse.core.runtime.IStatus; |
30 | import org.eclipse.core.runtime.Status; | |
f357bcd4 AM |
31 | import org.eclipse.tracecompass.ctf.core.event.CTFClock; |
32 | import org.eclipse.tracecompass.ctf.core.event.IEventDeclaration; | |
33 | import org.eclipse.tracecompass.ctf.core.trace.CTFReaderException; | |
34 | import org.eclipse.tracecompass.ctf.core.trace.CTFTrace; | |
35 | import org.eclipse.tracecompass.ctf.core.trace.CTFTraceReader; | |
2bdf0193 AM |
36 | import org.eclipse.tracecompass.internal.tmf.ctf.core.Activator; |
37 | import org.eclipse.tracecompass.tmf.core.event.ITmfEvent; | |
38 | import org.eclipse.tracecompass.tmf.core.event.ITmfEventField; | |
2bdf0193 | 39 | import org.eclipse.tracecompass.tmf.core.event.TmfEventField; |
2bdf0193 AM |
40 | import org.eclipse.tracecompass.tmf.core.exceptions.TmfTraceException; |
41 | import org.eclipse.tracecompass.tmf.core.timestamp.ITmfTimestamp; | |
42 | import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimestamp; | |
43 | import org.eclipse.tracecompass.tmf.core.trace.ITmfContext; | |
44 | import org.eclipse.tracecompass.tmf.core.trace.ITmfEventParser; | |
45 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTraceProperties; | |
46 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTraceWithPreDefinedEvents; | |
47 | import org.eclipse.tracecompass.tmf.core.trace.TmfTrace; | |
48 | import org.eclipse.tracecompass.tmf.core.trace.TraceValidationStatus; | |
49 | import org.eclipse.tracecompass.tmf.core.trace.indexer.ITmfPersistentlyIndexable; | |
50 | import org.eclipse.tracecompass.tmf.core.trace.indexer.ITmfTraceIndexer; | |
51 | import org.eclipse.tracecompass.tmf.core.trace.indexer.TmfBTreeTraceIndexer; | |
52 | import org.eclipse.tracecompass.tmf.core.trace.indexer.checkpoint.ITmfCheckpoint; | |
53 | import org.eclipse.tracecompass.tmf.core.trace.indexer.checkpoint.TmfCheckpoint; | |
54 | import org.eclipse.tracecompass.tmf.core.trace.location.ITmfLocation; | |
a3fc8213 | 55 | |
409bea20 GB |
56 | import com.google.common.collect.ImmutableSet; |
57 | ||
9ac2eb62 | 58 | /** |
d09f973b FC |
59 | * The CTf trace handler |
60 | * | |
61 | * @version 1.0 | |
62 | * @author Matthew khouzam | |
9ac2eb62 | 63 | */ |
22307af3 | 64 | public class CtfTmfTrace extends TmfTrace |
090c006e | 65 | implements ITmfEventParser, ITmfTraceProperties, ITmfPersistentlyIndexable, |
409bea20 | 66 | ITmfTraceWithPreDefinedEvents, AutoCloseable { |
a3fc8213 | 67 | |
a94410d9 MK |
68 | // ------------------------------------------- |
69 | // Constants | |
70 | // ------------------------------------------- | |
324a6a4a BH |
71 | /** |
72 | * Default cache size for CTF traces | |
73 | */ | |
74 | protected static final int DEFAULT_CACHE_SIZE = 50000; | |
64c2cb4c | 75 | |
bb52f9bc GB |
76 | /* |
77 | * The Ctf clock unique identifier field | |
78 | */ | |
79 | private static final String CLOCK_HOST_PROPERTY = "uuid"; //$NON-NLS-1$ | |
cd43d683 | 80 | private static final int CONFIDENCE = 10; |
bb52f9bc | 81 | |
a94410d9 MK |
82 | // ------------------------------------------- |
83 | // Fields | |
84 | // ------------------------------------------- | |
a3fc8213 | 85 | |
e600c338 AM |
86 | private final Map<String, CtfTmfEventType> fContainedEventTypes = |
87 | Collections.synchronizedMap(new HashMap<String, CtfTmfEventType>()); | |
88 | ||
4b7c469f MK |
89 | /* Reference to the CTF Trace */ |
90 | private CTFTrace fTrace; | |
a3fc8213 | 91 | |
a94410d9 MK |
92 | // ------------------------------------------- |
93 | // TmfTrace Overrides | |
94 | // ------------------------------------------- | |
b1baa808 MK |
95 | /** |
96 | * Method initTrace. | |
063f0d27 AM |
97 | * |
98 | * @param resource | |
99 | * The resource associated with this trace | |
100 | * @param path | |
101 | * The path to the trace file | |
102 | * @param eventType | |
103 | * The type of events that will be read from this trace | |
b1baa808 | 104 | * @throws TmfTraceException |
07804639 | 105 | * If something went wrong while reading the trace |
b1baa808 | 106 | */ |
a3fc8213 | 107 | @Override |
6256d8ad | 108 | public void initTrace(final IResource resource, final String path, final Class<? extends ITmfEvent> eventType) |
b4f71e4a | 109 | throws TmfTraceException { |
4a110860 AM |
110 | /* |
111 | * Set the cache size. This has to be done before the call to super() | |
112 | * because the super needs to know the cache size. | |
113 | */ | |
114 | setCacheSize(); | |
324a6a4a | 115 | |
32c16b50 GB |
116 | super.initTrace(resource, path, eventType); |
117 | ||
a3fc8213 AM |
118 | try { |
119 | this.fTrace = new CTFTrace(path); | |
e471302a | 120 | CtfIteratorCEO.addTrace(this); |
81a2d02e | 121 | CtfTmfContext ctx; |
99b483fe | 122 | /* Set the start and (current) end times for this trace */ |
81a2d02e | 123 | ctx = (CtfTmfContext) seekEvent(0L); |
132a02b0 | 124 | CtfTmfEvent event = getNext(ctx); |
a94410d9 | 125 | if ((ctx.getLocation().equals(CtfIterator.NULL_LOCATION)) || (ctx.getCurrentEvent() == null)) { |
99b483fe AM |
126 | /* Handle the case where the trace is empty */ |
127 | this.setStartTime(TmfTimestamp.BIG_BANG); | |
128 | } else { | |
132a02b0 | 129 | final ITmfTimestamp curTime = event.getTimestamp(); |
21fb02fa MK |
130 | this.setStartTime(curTime); |
131 | this.setEndTime(curTime); | |
99b483fe | 132 | } |
409bea20 GB |
133 | /* |
134 | * Register every event type. When you call getType, it will | |
135 | * register a trace to that type in the TmfEventTypeManager | |
136 | */ | |
e471302a | 137 | try (CtfIterator iter = CtfIteratorCEO.getIterator(this, ctx)) { |
409bea20 | 138 | for (IEventDeclaration ied : iter.getEventDeclarations()) { |
e600c338 | 139 | CtfTmfEventType ctfTmfEventType = fContainedEventTypes.get(ied.getName()); |
409bea20 GB |
140 | if (ctfTmfEventType == null) { |
141 | List<ITmfEventField> content = new ArrayList<>(); | |
142 | /* Should only return null the first time */ | |
143 | for (String fieldName : ied.getFields().getFieldsList()) { | |
144 | content.add(new TmfEventField(fieldName, null, null)); | |
145 | } | |
146 | ITmfEventField contentTree = new TmfEventField( | |
147 | ITmfEventField.ROOT_FIELD_ID, | |
148 | null, | |
149 | content.toArray(new ITmfEventField[content.size()]) | |
150 | ); | |
151 | ||
e600c338 AM |
152 | ctfTmfEventType = new CtfTmfEventType(ied.getName(), contentTree); |
153 | fContainedEventTypes.put(ctfTmfEventType.getName(), ctfTmfEventType); | |
409bea20 GB |
154 | } |
155 | } | |
156 | } | |
25e48683 | 157 | } catch (final CTFReaderException e) { |
a3fc8213 AM |
158 | /* |
159 | * If it failed at the init(), we can assume it's because the file | |
160 | * was not found or was not recognized as a CTF trace. Throw into | |
161 | * the new type of exception expected by the rest of TMF. | |
162 | */ | |
9fa32496 | 163 | throw new TmfTraceException(e.getMessage(), e); |
a3fc8213 | 164 | } |
a3fc8213 AM |
165 | } |
166 | ||
090c006e AM |
167 | @Override |
168 | public void close() { | |
169 | dispose(); | |
170 | } | |
171 | ||
53b235e1 MK |
172 | @Override |
173 | public synchronized void dispose() { | |
e471302a | 174 | CtfIteratorCEO.removeTrace(this); |
5d1c6919 | 175 | if (fTrace != null) { |
dd9752d5 | 176 | fTrace.close(); |
5d1c6919 PT |
177 | fTrace = null; |
178 | } | |
53b235e1 MK |
179 | super.dispose(); |
180 | } | |
181 | ||
b1baa808 | 182 | /** |
cd43d683 PT |
183 | * {@inheritDoc} |
184 | * <p> | |
185 | * The default implementation sets the confidence to 10 if the trace is a | |
186 | * valid CTF trace. | |
b1baa808 | 187 | */ |
a3fc8213 | 188 | @Override |
a94410d9 | 189 | public IStatus validate(final IProject project, final String path) { |
dd9752d5 AM |
190 | IStatus status = new TraceValidationStatus(CONFIDENCE, Activator.PLUGIN_ID); |
191 | try (final CTFTrace temp = new CTFTrace(path);) { | |
07804639 | 192 | if (!temp.majorIsSet()) { |
dd9752d5 | 193 | status = new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.CtfTmfTrace_MajorNotSet); |
b5354daa | 194 | } else { |
dd9752d5 AM |
195 | try (CTFTraceReader ctfTraceReader = new CTFTraceReader(temp);) { |
196 | if (!ctfTraceReader.hasMoreEvents()) { | |
197 | // TODO: This will need an additional check when we | |
198 | // support live traces | |
199 | // because having no event is valid for a live trace | |
200 | status = new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.CtfTmfTrace_NoEvent); | |
201 | } | |
b5354daa | 202 | } |
a94410d9 | 203 | } |
25e48683 | 204 | } catch (final CTFReaderException e) { |
dd9752d5 AM |
205 | status = new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.CtfTmfTrace_ReadingError + ": " + e.toString()); //$NON-NLS-1$ |
206 | } catch (final BufferOverflowException e) { | |
207 | status = new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.CtfTmfTrace_ReadingError + ": " + Messages.CtfTmfTrace_BufferOverflowErrorMessage); //$NON-NLS-1$ | |
a3fc8213 | 208 | } |
96c0f2af | 209 | |
dd9752d5 | 210 | return status; |
a3fc8213 AM |
211 | } |
212 | ||
b1baa808 | 213 | /** |
f474d36b | 214 | * Method getCurrentLocation. This is not applicable in CTF |
a94410d9 | 215 | * |
f474d36b | 216 | * @return null, since the trace has no knowledge of the current location |
2bdf0193 | 217 | * @see org.eclipse.tracecompass.tmf.core.trace.ITmfTrace#getCurrentLocation() |
a3db8436 | 218 | * @since 3.0 |
b1baa808 | 219 | */ |
a3fc8213 | 220 | @Override |
1e1bef82 | 221 | public ITmfLocation getCurrentLocation() { |
f474d36b | 222 | return null; |
a3fc8213 AM |
223 | } |
224 | ||
a3db8436 AM |
225 | /** |
226 | * @since 3.0 | |
227 | */ | |
a3fc8213 | 228 | @Override |
1e1bef82 | 229 | public double getLocationRatio(ITmfLocation location) { |
4b7c469f | 230 | final CtfLocation curLocation = (CtfLocation) location; |
81a2d02e | 231 | final CtfTmfContext context = new CtfTmfContext(this); |
53b235e1 | 232 | context.setLocation(curLocation); |
5976d44a | 233 | context.seek(curLocation.getLocationInfo()); |
a94410d9 | 234 | final CtfLocationInfo currentTime = ((CtfLocationInfo) context.getLocation().getLocationInfo()); |
53b235e1 MK |
235 | final long startTime = getIterator(this, context).getStartTime(); |
236 | final long endTime = getIterator(this, context).getEndTime(); | |
132a02b0 | 237 | return ((double) currentTime.getTimestamp() - startTime) |
53b235e1 | 238 | / (endTime - startTime); |
a3fc8213 AM |
239 | } |
240 | ||
b1baa808 MK |
241 | /** |
242 | * Method seekEvent. | |
a94410d9 MK |
243 | * |
244 | * @param location | |
245 | * ITmfLocation<?> | |
b1baa808 | 246 | * @return ITmfContext |
a3db8436 | 247 | * @since 3.0 |
b1baa808 | 248 | */ |
a3fc8213 | 249 | @Override |
76643eb7 | 250 | public synchronized ITmfContext seekEvent(final ITmfLocation location) { |
ce2388e0 | 251 | CtfLocation currentLocation = (CtfLocation) location; |
81a2d02e | 252 | CtfTmfContext context = new CtfTmfContext(this); |
76643eb7 BH |
253 | if (fTrace == null) { |
254 | context.setLocation(null); | |
255 | context.setRank(ITmfContext.UNKNOWN_RANK); | |
256 | return context; | |
257 | } | |
4a110860 AM |
258 | /* |
259 | * The rank is set to 0 if the iterator seeks the beginning. If not, it | |
260 | * will be set to UNKNOWN_RANK, since CTF traces don't support seeking | |
261 | * by rank for now. | |
262 | */ | |
11d6f468 | 263 | if (currentLocation == null) { |
f5df94f8 | 264 | currentLocation = new CtfLocation(new CtfLocationInfo(0L, 0L)); |
4a110860 | 265 | context.setRank(0); |
11d6f468 | 266 | } |
5976d44a | 267 | if (currentLocation.getLocationInfo() == CtfLocation.INVALID_LOCATION) { |
962fb72f | 268 | currentLocation = new CtfLocation(getCTFTrace().getCurrentEndTime() + 1, 0L); |
1191a574 | 269 | } |
f474d36b | 270 | context.setLocation(currentLocation); |
7f0bab07 | 271 | if (location == null) { |
962fb72f PT |
272 | long timestamp = getIterator(this, context).getCurrentTimestamp(); |
273 | currentLocation = new CtfLocation(timestamp, 0); | |
7f0bab07 | 274 | } |
a94410d9 | 275 | if (context.getRank() != 0) { |
3bd44ac8 | 276 | context.setRank(ITmfContext.UNKNOWN_RANK); |
64c2cb4c | 277 | } |
f474d36b | 278 | return context; |
a3fc8213 AM |
279 | } |
280 | ||
a3fc8213 | 281 | @Override |
76643eb7 | 282 | public synchronized ITmfContext seekEvent(double ratio) { |
81a2d02e | 283 | CtfTmfContext context = new CtfTmfContext(this); |
76643eb7 BH |
284 | if (fTrace == null) { |
285 | context.setLocation(null); | |
286 | context.setRank(ITmfContext.UNKNOWN_RANK); | |
287 | return context; | |
288 | } | |
962fb72f PT |
289 | final long end = getCTFTrace().getCurrentEndTime(); |
290 | final long start = getCTFTrace().getCurrentStartTime(); | |
b2dc9e02 | 291 | final long diff = end - start; |
15e89960 | 292 | final long ratioTs = Math.round(diff * ratio) + start; |
b2dc9e02 | 293 | context.seek(ratioTs); |
f474d36b PT |
294 | context.setRank(ITmfContext.UNKNOWN_RANK); |
295 | return context; | |
a3fc8213 AM |
296 | } |
297 | ||
b1baa808 MK |
298 | /** |
299 | * Method readNextEvent. | |
a94410d9 MK |
300 | * |
301 | * @param context | |
302 | * ITmfContext | |
b1baa808 | 303 | * @return CtfTmfEvent |
2bdf0193 | 304 | * @see org.eclipse.tracecompass.tmf.core.trace.ITmfTrace#getNext(ITmfContext) |
b1baa808 | 305 | */ |
a3fc8213 | 306 | @Override |
4b7c469f | 307 | public synchronized CtfTmfEvent getNext(final ITmfContext context) { |
faa38350 PT |
308 | if (fTrace == null) { |
309 | return null; | |
310 | } | |
f474d36b | 311 | CtfTmfEvent event = null; |
81a2d02e | 312 | if (context instanceof CtfTmfContext) { |
575beffc | 313 | if (context.getLocation() == null || CtfLocation.INVALID_LOCATION.equals(context.getLocation().getLocationInfo())) { |
ae09313d PT |
314 | return null; |
315 | } | |
81a2d02e | 316 | CtfTmfContext ctfContext = (CtfTmfContext) context; |
788ddcbc | 317 | event = ctfContext.getCurrentEvent(); |
4a110860 | 318 | |
324a6a4a BH |
319 | if (event != null) { |
320 | updateAttributes(context, event.getTimestamp()); | |
788ddcbc MK |
321 | ctfContext.advance(); |
322 | ctfContext.increaseRank(); | |
324a6a4a | 323 | } |
f474d36b | 324 | } |
4a110860 | 325 | |
aa572e22 | 326 | return event; |
a3fc8213 AM |
327 | } |
328 | ||
4b7c469f MK |
329 | /** |
330 | * gets the CTFtrace that this is wrapping | |
a94410d9 | 331 | * |
4b7c469f MK |
332 | * @return the CTF trace |
333 | */ | |
334 | public CTFTrace getCTFTrace() { | |
a3fc8213 AM |
335 | return fTrace; |
336 | } | |
a1a24d68 | 337 | |
bb52f9bc GB |
338 | /** |
339 | * Ctf traces have a clock with a unique uuid that will be used to identify | |
340 | * the host. Traces with the same clock uuid will be known to have been made | |
341 | * on the same machine. | |
342 | * | |
343 | * Note: uuid is an optional field, it may not be there for a clock. | |
344 | */ | |
345 | @Override | |
346 | public String getHostId() { | |
347 | CTFClock clock = getCTFTrace().getClock(); | |
348 | if (clock != null) { | |
349 | String clockHost = (String) clock.getProperty(CLOCK_HOST_PROPERTY); | |
350 | if (clockHost != null) { | |
351 | return clockHost; | |
352 | } | |
353 | } | |
354 | return super.getHostId(); | |
355 | } | |
356 | ||
a94410d9 | 357 | // ------------------------------------------- |
22307af3 | 358 | // ITmfTraceProperties |
a94410d9 | 359 | // ------------------------------------------- |
4b7c469f MK |
360 | |
361 | /** | |
299e494e | 362 | * @since 2.0 |
4b7c469f | 363 | */ |
22307af3 AM |
364 | @Override |
365 | public Map<String, String> getTraceProperties() { | |
2db2b43a GB |
366 | Map<String, String> properties = new HashMap<>(); |
367 | properties.putAll(fTrace.getEnvironment()); | |
368 | properties.put(Messages.CtfTmfTrace_HostID, getHostId()); | |
369 | return properties; | |
4b7c469f MK |
370 | } |
371 | ||
a94410d9 MK |
372 | // ------------------------------------------- |
373 | // Clocks | |
374 | // ------------------------------------------- | |
bfe038ff | 375 | |
9ac2eb62 MK |
376 | /** |
377 | * gets the clock offset | |
a94410d9 | 378 | * |
9ac2eb62 MK |
379 | * @return the clock offset in ns |
380 | */ | |
a94410d9 MK |
381 | public long getOffset() { |
382 | if (fTrace != null) { | |
bfe038ff MK |
383 | return fTrace.getOffset(); |
384 | } | |
385 | return 0; | |
386 | } | |
387 | ||
3480bf12 | 388 | /** |
409bea20 | 389 | * Gets the list of declared events |
3480bf12 | 390 | * |
409bea20 | 391 | * @since 3.0 |
3480bf12 | 392 | */ |
409bea20 | 393 | @Override |
e600c338 AM |
394 | public Set<CtfTmfEventType> getContainedEventTypes() { |
395 | return ImmutableSet.copyOf(fContainedEventTypes.values()); | |
396 | } | |
397 | ||
398 | /** | |
399 | * Register an event type to this trace. | |
400 | * | |
401 | * Package-visible so that {@link CtfTmfEvent#getType} can call it. | |
402 | * | |
403 | * FIXME This could probably be made cleaner? | |
404 | */ | |
405 | void registerEventType(CtfTmfEventType eventType) { | |
406 | fContainedEventTypes.put(eventType.getName(), eventType); | |
3480bf12 GB |
407 | } |
408 | ||
a94410d9 MK |
409 | // ------------------------------------------- |
410 | // Parser | |
411 | // ------------------------------------------- | |
4b7c469f MK |
412 | |
413 | @Override | |
bfe038ff | 414 | public CtfTmfEvent parseEvent(ITmfContext context) { |
4b7c469f | 415 | CtfTmfEvent event = null; |
ea271da6 PT |
416 | if (context instanceof CtfTmfContext) { |
417 | final ITmfContext tmpContext = seekEvent(context.getLocation()); | |
418 | event = getNext(tmpContext); | |
4b7c469f MK |
419 | } |
420 | return event; | |
11d6f468 | 421 | } |
64c2cb4c | 422 | |
324a6a4a | 423 | /** |
64c2cb4c | 424 | * Sets the cache size for a CtfTmfTrace. |
324a6a4a BH |
425 | */ |
426 | protected void setCacheSize() { | |
427 | setCacheSize(DEFAULT_CACHE_SIZE); | |
428 | } | |
ce2388e0 | 429 | |
a94410d9 MK |
430 | // ------------------------------------------- |
431 | // Helpers | |
432 | // ------------------------------------------- | |
53b235e1 | 433 | |
a94410d9 | 434 | private static CtfIterator getIterator(CtfTmfTrace trace, CtfTmfContext context) { |
e471302a | 435 | return CtfIteratorCEO.getIterator(trace, context); |
53b235e1 | 436 | } |
36dd544c MK |
437 | |
438 | /** | |
439 | * Get an iterator to the trace | |
440 | * | |
441 | * @return an iterator to the trace | |
ed59ab27 | 442 | * @since 2.0 |
36dd544c | 443 | */ |
a94410d9 | 444 | public CtfIterator createIterator() { |
db8e8f7d AM |
445 | try { |
446 | return new CtfIterator(this); | |
447 | } catch (CTFReaderException e) { | |
91e7f946 | 448 | Activator.getDefault().logError(e.getMessage(), e); |
db8e8f7d AM |
449 | } |
450 | return null; | |
36dd544c | 451 | } |
e73a4ba5 GB |
452 | |
453 | // ------------------------------------------------------------------------ | |
454 | // Timestamp transformation functions | |
455 | // ------------------------------------------------------------------------ | |
456 | ||
457 | /** | |
458 | * @since 3.0 | |
459 | */ | |
460 | @Override | |
461 | public CtfTmfTimestamp createTimestamp(long ts) { | |
462 | return new CtfTmfTimestamp(getTimestampTransform().transform(ts)); | |
463 | } | |
032ecd45 MAL |
464 | |
465 | private static int fCheckpointSize = -1; | |
466 | ||
c4767854 AM |
467 | /** |
468 | * @since 3.0 | |
469 | */ | |
032ecd45 MAL |
470 | @Override |
471 | public synchronized int getCheckpointSize() { | |
472 | if (fCheckpointSize == -1) { | |
473 | TmfCheckpoint c = new TmfCheckpoint(new CtfTmfTimestamp(0), new CtfLocation(0, 0), 0); | |
474 | ByteBuffer b = ByteBuffer.allocate(ITmfCheckpoint.MAX_SERIALIZE_SIZE); | |
475 | b.clear(); | |
476 | c.serialize(b); | |
477 | fCheckpointSize = b.position(); | |
478 | } | |
479 | ||
480 | return fCheckpointSize; | |
481 | } | |
482 | ||
483 | @Override | |
484 | protected ITmfTraceIndexer createIndexer(int interval) { | |
485 | return new TmfBTreeTraceIndexer(this, interval); | |
486 | } | |
487 | ||
c4767854 AM |
488 | /** |
489 | * @since 3.0 | |
490 | */ | |
032ecd45 MAL |
491 | @Override |
492 | public ITmfLocation restoreLocation(ByteBuffer bufferIn) { | |
493 | return new CtfLocation(bufferIn); | |
494 | } | |
6fd3c6e9 MAL |
495 | |
496 | @Override | |
497 | public boolean isComplete() { | |
498 | if (getResource() == null) { | |
499 | return true; | |
500 | } | |
501 | ||
502 | String host = null; | |
503 | String port = null; | |
504 | String sessionName = null; | |
505 | try { | |
506 | host = getResource().getPersistentProperty(CtfConstants.LIVE_HOST); | |
507 | port = getResource().getPersistentProperty(CtfConstants.LIVE_PORT); | |
508 | sessionName = getResource().getPersistentProperty(CtfConstants.LIVE_SESSION_NAME); | |
509 | } catch (CoreException e) { | |
510 | Activator.getDefault().logError(e.getMessage(), e); | |
511 | // Something happened to the resource, assume we won't get any more data from it | |
512 | return true; | |
513 | } | |
514 | return host == null || port == null || sessionName == null; | |
515 | } | |
516 | ||
517 | @Override | |
518 | public void setComplete(final boolean isComplete) { | |
519 | super.setComplete(isComplete); | |
520 | try { | |
521 | if (isComplete) { | |
522 | getResource().setPersistentProperty(CtfConstants.LIVE_HOST, null); | |
523 | getResource().setPersistentProperty(CtfConstants.LIVE_PORT, null); | |
524 | getResource().setPersistentProperty(CtfConstants.LIVE_SESSION_NAME, null); | |
525 | } | |
526 | } catch (CoreException e) { | |
527 | Activator.getDefault().logError(e.getMessage(), e); | |
528 | } | |
529 | } | |
a3fc8213 | 530 | } |