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fc526aef | 1 | /******************************************************************************* |
ed902a2b | 2 | * Copyright (c) 2013, 2015 Ericsson |
fc526aef AM |
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 | * Alexandre Montplaisir - Initial API and implementation | |
0fcf3b09 | 11 | * Patrick Tasse - Support selection range |
d3de0920 | 12 | * Xavier Raynaud - Support filters tracking |
fc526aef AM |
13 | *******************************************************************************/ |
14 | ||
2bdf0193 | 15 | package org.eclipse.tracecompass.tmf.core.trace; |
fc526aef | 16 | |
5db5a3a4 AM |
17 | import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull; |
18 | ||
e1385db9 | 19 | import java.io.File; |
3ec38c4c | 20 | import java.net.URISyntaxException; |
c14c0757 | 21 | import java.util.Collection; |
fab18d20 | 22 | import java.util.Collections; |
fc526aef | 23 | import java.util.LinkedHashMap; |
0f8687b4 | 24 | import java.util.LinkedHashSet; |
e2239aea | 25 | import java.util.List; |
fc526aef | 26 | import java.util.Map; |
fab18d20 | 27 | import java.util.Set; |
fc526aef | 28 | |
deaae6e1 | 29 | import org.eclipse.core.resources.IFile; |
b5e8ee95 GB |
30 | import org.eclipse.core.resources.IFolder; |
31 | import org.eclipse.core.resources.IProject; | |
e1385db9 AM |
32 | import org.eclipse.core.resources.IResource; |
33 | import org.eclipse.core.runtime.CoreException; | |
1ac53e54 | 34 | import org.eclipse.core.runtime.URIUtil; |
0f8687b4 | 35 | import org.eclipse.jdt.annotation.NonNull; |
21852dfa | 36 | import org.eclipse.jdt.annotation.Nullable; |
2bdf0193 AM |
37 | import org.eclipse.tracecompass.internal.tmf.core.Activator; |
38 | import org.eclipse.tracecompass.tmf.core.TmfCommonConstants; | |
2bdf0193 | 39 | import org.eclipse.tracecompass.tmf.core.signal.TmfEventFilterAppliedSignal; |
16801c72 | 40 | import org.eclipse.tracecompass.tmf.core.signal.TmfSelectionRangeUpdatedSignal; |
2bdf0193 AM |
41 | import org.eclipse.tracecompass.tmf.core.signal.TmfSignalHandler; |
42 | import org.eclipse.tracecompass.tmf.core.signal.TmfSignalManager; | |
2bdf0193 AM |
43 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceClosedSignal; |
44 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceOpenedSignal; | |
45 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceSelectedSignal; | |
16801c72 | 46 | import org.eclipse.tracecompass.tmf.core.signal.TmfWindowRangeUpdatedSignal; |
2bdf0193 AM |
47 | import org.eclipse.tracecompass.tmf.core.timestamp.ITmfTimestamp; |
48 | import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimeRange; | |
49 | import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimestamp; | |
5c5fa260 | 50 | import org.eclipse.tracecompass.tmf.core.trace.experiment.TmfExperiment; |
fc526aef | 51 | |
c14c0757 GB |
52 | import com.google.common.collect.ImmutableSet; |
53 | ||
fc526aef AM |
54 | /** |
55 | * Central trace manager for TMF. It tracks the currently opened traces and | |
0fcf3b09 | 56 | * experiment, as well as the currently-selected time or time range and the |
d3de0920 XR |
57 | * current window time range for each one of those. It also tracks filters |
58 | * applied for each trace. | |
fc526aef AM |
59 | * |
60 | * It's a singleton class, so only one instance should exist (available via | |
61 | * {@link #getInstance()}). | |
62 | * | |
63 | * @author Alexandre Montplaisir | |
fc526aef AM |
64 | */ |
65 | public final class TmfTraceManager { | |
66 | ||
67 | // ------------------------------------------------------------------------ | |
68 | // Attributes | |
69 | // ------------------------------------------------------------------------ | |
70 | ||
71 | private final Map<ITmfTrace, TmfTraceContext> fTraces; | |
72 | ||
73 | /** The currently-selected trace. Should always be part of the trace map */ | |
74 | private ITmfTrace fCurrentTrace = null; | |
75 | ||
3ec38c4c MAL |
76 | private static final String TEMP_DIR_NAME = ".temp"; //$NON-NLS-1$ |
77 | ||
fc526aef AM |
78 | // ------------------------------------------------------------------------ |
79 | // Constructor | |
80 | // ------------------------------------------------------------------------ | |
81 | ||
82 | private TmfTraceManager() { | |
a4524c1b | 83 | fTraces = new LinkedHashMap<>(); |
fc526aef AM |
84 | TmfSignalManager.registerVIP(this); |
85 | } | |
86 | ||
87 | /** Singleton instance */ | |
88 | private static TmfTraceManager tm = null; | |
89 | ||
90 | /** | |
91 | * Get an instance of the trace manager. | |
92 | * | |
93 | * @return The trace manager | |
94 | */ | |
95 | public static synchronized TmfTraceManager getInstance() { | |
96 | if (tm == null) { | |
97 | tm = new TmfTraceManager(); | |
98 | } | |
99 | return tm; | |
100 | } | |
101 | ||
102 | // ------------------------------------------------------------------------ | |
103 | // Accessors | |
104 | // ------------------------------------------------------------------------ | |
105 | ||
fc526aef AM |
106 | /** |
107 | * Get the currently selected trace (normally, the focused editor). | |
108 | * | |
109 | * @return The active trace | |
110 | */ | |
111 | public synchronized ITmfTrace getActiveTrace() { | |
112 | return fCurrentTrace; | |
113 | } | |
114 | ||
115 | /** | |
a6fc3a28 | 116 | * Get the trace set of the currently active trace. |
fc526aef AM |
117 | * |
118 | * @return The active trace set | |
a6fc3a28 | 119 | * @see #getTraceSet(ITmfTrace) |
fc526aef | 120 | */ |
c14c0757 | 121 | public synchronized @NonNull Collection<ITmfTrace> getActiveTraceSet() { |
fc526aef | 122 | final ITmfTrace trace = fCurrentTrace; |
a6fc3a28 | 123 | return getTraceSet(trace); |
fc526aef AM |
124 | } |
125 | ||
fab18d20 AM |
126 | /** |
127 | * Get the currently-opened traces, as an unmodifiable set. | |
128 | * | |
129 | * @return A set containing the opened traces | |
130 | */ | |
131 | public synchronized Set<ITmfTrace> getOpenedTraces() { | |
132 | return Collections.unmodifiableSet(fTraces.keySet()); | |
133 | } | |
134 | ||
deaae6e1 PT |
135 | /** |
136 | * Get the editor file for an opened trace. | |
137 | * | |
138 | * @param trace | |
139 | * the trace | |
140 | * @return the editor file or null if the trace is not opened | |
deaae6e1 PT |
141 | */ |
142 | public synchronized IFile getTraceEditorFile(ITmfTrace trace) { | |
143 | TmfTraceContext ctx = fTraces.get(trace); | |
144 | if (ctx != null) { | |
145 | return ctx.getEditorFile(); | |
146 | } | |
147 | return null; | |
148 | } | |
149 | ||
21852dfa AM |
150 | /** |
151 | * Get the {@link TmfTraceContext} of the current active trace. This can be | |
152 | * used to retrieve the current active/selected time ranges and such. | |
153 | * | |
154 | * @return The trace's context. | |
155 | * @since 1.0 | |
156 | */ | |
157 | public synchronized TmfTraceContext getCurrentTraceContext() { | |
fc526aef AM |
158 | TmfTraceContext curCtx = fTraces.get(fCurrentTrace); |
159 | if (curCtx == null) { | |
160 | /* There are no traces opened at the moment. */ | |
161 | return TmfTraceContext.NULL_CONTEXT; | |
162 | } | |
163 | return curCtx; | |
164 | } | |
165 | ||
e1385db9 AM |
166 | // ------------------------------------------------------------------------ |
167 | // Public utility methods | |
168 | // ------------------------------------------------------------------------ | |
169 | ||
a6fc3a28 AM |
170 | /** |
171 | * Get the trace set of a given trace. For a standard trace, this is simply | |
172 | * an array with only that trace in it. For experiments, this is an array of | |
173 | * all the traces contained in this experiment. | |
174 | * | |
175 | * @param trace | |
176 | * The trace or experiment | |
c14c0757 | 177 | * @return The corresponding trace set. |
a6fc3a28 | 178 | */ |
df2597e0 | 179 | public static @NonNull Collection<@NonNull ITmfTrace> getTraceSet(ITmfTrace trace) { |
a6fc3a28 | 180 | if (trace == null) { |
0e4f957e | 181 | return ImmutableSet.of(); |
a6fc3a28 | 182 | } |
df2597e0 | 183 | List<@NonNull ITmfTrace> traces = trace.getChildren(ITmfTrace.class); |
e2239aea | 184 | if (traces.size() > 0) { |
0e4f957e | 185 | return ImmutableSet.copyOf(traces); |
a6fc3a28 | 186 | } |
0e4f957e | 187 | return ImmutableSet.of(trace); |
a6fc3a28 AM |
188 | } |
189 | ||
0f8687b4 GB |
190 | /** |
191 | * Get the trace set of a given trace or experiment, including the | |
192 | * experiment. For a standard trace, this is simply a set containing only | |
193 | * that trace. For experiments, it is the set of all the traces contained in | |
194 | * this experiment, along with the experiment. | |
195 | * | |
196 | * @param trace | |
197 | * The trace or experiment | |
c14c0757 | 198 | * @return The corresponding trace set, including the experiment. |
0f8687b4 | 199 | */ |
c14c0757 | 200 | public static @NonNull Collection<ITmfTrace> getTraceSetWithExperiment(ITmfTrace trace) { |
0f8687b4 | 201 | if (trace == null) { |
0e4f957e | 202 | return ImmutableSet.of(); |
0f8687b4 GB |
203 | } |
204 | if (trace instanceof TmfExperiment) { | |
205 | TmfExperiment exp = (TmfExperiment) trace; | |
fa62dc1d BH |
206 | List<ITmfTrace> traces = exp.getTraces(); |
207 | Set<ITmfTrace> alltraces = new LinkedHashSet<>(traces); | |
0f8687b4 | 208 | alltraces.add(exp); |
0e4f957e | 209 | return ImmutableSet.copyOf(alltraces); |
0f8687b4 | 210 | } |
0e4f957e | 211 | return Collections.singleton(trace); |
0f8687b4 GB |
212 | } |
213 | ||
e1385db9 AM |
214 | /** |
215 | * Return the path (as a string) to the directory for supplementary files to | |
216 | * use with a given trace. If no supplementary file directory has been | |
217 | * configured, a temporary directory based on the trace's name will be | |
218 | * provided. | |
219 | * | |
220 | * @param trace | |
221 | * The trace | |
222 | * @return The path to the supplementary file directory (trailing slash is | |
223 | * INCLUDED!) | |
224 | */ | |
225 | public static String getSupplementaryFileDir(ITmfTrace trace) { | |
226 | IResource resource = trace.getResource(); | |
227 | if (resource == null) { | |
228 | return getTemporaryDir(trace); | |
229 | } | |
230 | ||
231 | String supplDir = null; | |
232 | try { | |
233 | supplDir = resource.getPersistentProperty(TmfCommonConstants.TRACE_SUPPLEMENTARY_FOLDER); | |
234 | } catch (CoreException e) { | |
235 | return getTemporaryDir(trace); | |
236 | } | |
237 | return supplDir + File.separator; | |
238 | } | |
239 | ||
b5e8ee95 GB |
240 | /** |
241 | * Refresh the supplementary files resources for a trace, so it can pick up | |
242 | * new files that got created. | |
243 | * | |
244 | * @param trace | |
245 | * The trace for which to refresh the supplementary files | |
b5e8ee95 GB |
246 | */ |
247 | public static void refreshSupplementaryFiles(ITmfTrace trace) { | |
248 | IResource resource = trace.getResource(); | |
88567ed2 | 249 | if (resource != null && resource.exists()) { |
b5e8ee95 GB |
250 | String supplFolderPath = getSupplementaryFileDir(trace); |
251 | IProject project = resource.getProject(); | |
252 | /* Remove the project's path from the supplementary path dir */ | |
cdb43c16 | 253 | if (!supplFolderPath.startsWith(project.getLocation().toOSString())) { |
b5e8ee95 GB |
254 | Activator.logWarning(String.format("Supplementary files folder for trace %s is not within the project.", trace.getName())); //$NON-NLS-1$ |
255 | return; | |
256 | } | |
257 | IFolder supplFolder = project.getFolder(supplFolderPath.substring(project.getLocationURI().getPath().length())); | |
258 | if (supplFolder.exists()) { | |
259 | try { | |
260 | supplFolder.refreshLocal(IResource.DEPTH_INFINITE, null); | |
261 | } catch (CoreException e) { | |
262 | Activator.logError("Error refreshing resources", e); //$NON-NLS-1$ | |
263 | } | |
264 | } | |
265 | } | |
266 | } | |
267 | ||
fc526aef AM |
268 | // ------------------------------------------------------------------------ |
269 | // Signal handlers | |
270 | // ------------------------------------------------------------------------ | |
271 | ||
272 | /** | |
273 | * Signal handler for the traceOpened signal. | |
274 | * | |
275 | * @param signal | |
276 | * The incoming signal | |
277 | */ | |
278 | @TmfSignalHandler | |
279 | public synchronized void traceOpened(final TmfTraceOpenedSignal signal) { | |
280 | final ITmfTrace trace = signal.getTrace(); | |
deaae6e1 | 281 | final IFile editorFile = signal.getEditorFile(); |
fc526aef AM |
282 | final ITmfTimestamp startTs = trace.getStartTime(); |
283 | ||
16801c72 MK |
284 | long offset = trace.getInitialRangeOffset().toNanos(); |
285 | long endTime = startTs.toNanos() + offset; | |
21852dfa | 286 | final TmfTimeRange selectionRange = new TmfTimeRange(startTs, startTs); |
16801c72 | 287 | final TmfTimeRange windowRange = new TmfTimeRange(startTs, new TmfTimestamp(endTime, ITmfTimestamp.NANOSECOND_SCALE)); |
fc526aef | 288 | |
21852dfa | 289 | final TmfTraceContext startCtx = new TmfTraceContext(selectionRange, windowRange, editorFile, null); |
fc526aef AM |
290 | |
291 | fTraces.put(trace, startCtx); | |
292 | ||
293 | /* We also want to set the newly-opened trace as the active trace */ | |
294 | fCurrentTrace = trace; | |
295 | } | |
296 | ||
fc526aef AM |
297 | /** |
298 | * Handler for the TmfTraceSelectedSignal. | |
299 | * | |
300 | * @param signal | |
301 | * The incoming signal | |
302 | */ | |
303 | @TmfSignalHandler | |
304 | public synchronized void traceSelected(final TmfTraceSelectedSignal signal) { | |
305 | final ITmfTrace newTrace = signal.getTrace(); | |
306 | if (!fTraces.containsKey(newTrace)) { | |
307 | throw new RuntimeException(); | |
308 | } | |
309 | fCurrentTrace = newTrace; | |
310 | } | |
311 | ||
d3de0920 XR |
312 | /** |
313 | * Signal handler for the filterApplied signal. | |
314 | * | |
315 | * @param signal | |
316 | * The incoming signal | |
d3de0920 XR |
317 | */ |
318 | @TmfSignalHandler | |
319 | public synchronized void filterApplied(TmfEventFilterAppliedSignal signal) { | |
320 | final ITmfTrace newTrace = signal.getTrace(); | |
321 | TmfTraceContext context = fTraces.get(newTrace); | |
322 | if (context == null) { | |
323 | throw new RuntimeException(); | |
324 | } | |
21852dfa AM |
325 | fTraces.put(newTrace, new TmfTraceContext(context.getSelectionRange(), |
326 | context.getWindowRange(), | |
327 | context.getEditorFile(), | |
328 | signal.getEventFilter())); | |
d3de0920 XR |
329 | } |
330 | ||
fc526aef AM |
331 | /** |
332 | * Signal handler for the traceClosed signal. | |
333 | * | |
334 | * @param signal | |
335 | * The incoming signal | |
336 | */ | |
337 | @TmfSignalHandler | |
338 | public synchronized void traceClosed(final TmfTraceClosedSignal signal) { | |
3fcf269e | 339 | fTraces.remove(signal.getTrace()); |
fc526aef AM |
340 | if (fTraces.size() == 0) { |
341 | fCurrentTrace = null; | |
342 | /* | |
343 | * In other cases, we should receive a traceSelected signal that | |
344 | * will indicate which trace is the new one. | |
345 | */ | |
346 | } | |
347 | } | |
348 | ||
349 | /** | |
97c71024 | 350 | * Signal handler for the selection range signal. |
fc526aef AM |
351 | * |
352 | * The current time of *all* traces whose range contains the requested new | |
0fcf3b09 | 353 | * selection time range will be updated. |
fc526aef AM |
354 | * |
355 | * @param signal | |
356 | * The incoming signal | |
97c71024 | 357 | * @since 1.0 |
fc526aef AM |
358 | */ |
359 | @TmfSignalHandler | |
97c71024 | 360 | public synchronized void selectionRangeUpdated(final TmfSelectionRangeUpdatedSignal signal) { |
0fcf3b09 PT |
361 | final ITmfTimestamp beginTs = signal.getBeginTime(); |
362 | final ITmfTimestamp endTs = signal.getEndTime(); | |
fc526aef AM |
363 | |
364 | for (Map.Entry<ITmfTrace, TmfTraceContext> entry : fTraces.entrySet()) { | |
365 | final ITmfTrace trace = entry.getKey(); | |
0fcf3b09 | 366 | if (beginTs.intersects(getValidTimeRange(trace)) || endTs.intersects(getValidTimeRange(trace))) { |
21852dfa AM |
367 | TmfTraceContext prevCtx = checkNotNull(entry.getValue()); |
368 | ||
369 | /* | |
370 | * We want to update the selection range, but keep everything | |
371 | * else the same as the previous trace context. | |
372 | */ | |
373 | TmfTimeRange newSelectionRange = new TmfTimeRange(beginTs, endTs); | |
374 | TmfTraceContext newCtx = new TmfTraceContext(newSelectionRange, | |
375 | prevCtx.getWindowRange(), | |
376 | prevCtx.getEditorFile(), | |
377 | prevCtx.getFilter()); | |
fc526aef AM |
378 | entry.setValue(newCtx); |
379 | } | |
380 | } | |
381 | } | |
382 | ||
383 | /** | |
97c71024 | 384 | * Signal handler for the window range signal. |
fc526aef | 385 | * |
5db5a3a4 AM |
386 | * The current window time range of *all* valid traces will be updated to |
387 | * the new requested times. | |
fc526aef AM |
388 | * |
389 | * @param signal | |
390 | * The incoming signal | |
97c71024 | 391 | * @since 1.0 |
fc526aef AM |
392 | */ |
393 | @TmfSignalHandler | |
97c71024 | 394 | public synchronized void windowRangeUpdated(final TmfWindowRangeUpdatedSignal signal) { |
fc526aef AM |
395 | for (Map.Entry<ITmfTrace, TmfTraceContext> entry : fTraces.entrySet()) { |
396 | final ITmfTrace trace = entry.getKey(); | |
21852dfa | 397 | final TmfTraceContext prevCtx = checkNotNull(entry.getValue()); |
fc526aef AM |
398 | |
399 | final TmfTimeRange validTr = getValidTimeRange(trace); | |
21852dfa AM |
400 | if (validTr == null) { |
401 | return; | |
402 | } | |
fc526aef | 403 | |
fc526aef | 404 | /* Determine the new time range */ |
21852dfa AM |
405 | TmfTimeRange targetTr = signal.getCurrentRange().getIntersection(validTr); |
406 | TmfTimeRange newWindowTr = (targetTr == null ? prevCtx.getWindowRange() : targetTr); | |
fc526aef | 407 | |
21852dfa AM |
408 | /* Keep the values from the old context, except for the window range */ |
409 | TmfTraceContext newCtx = new TmfTraceContext(prevCtx.getSelectionRange(), | |
410 | newWindowTr, prevCtx.getEditorFile(), prevCtx.getFilter()); | |
fc526aef AM |
411 | entry.setValue(newCtx); |
412 | } | |
413 | } | |
414 | ||
415 | // ------------------------------------------------------------------------ | |
e1385db9 | 416 | // Private utility methods |
fc526aef AM |
417 | // ------------------------------------------------------------------------ |
418 | ||
419 | /** | |
0fcf3b09 PT |
420 | * Return the valid time range of a trace (not the current window time |
421 | * range, but the range of all possible valid timestamps). | |
fc526aef AM |
422 | * |
423 | * For a real trace this is the whole range of the trace. For an experiment, | |
424 | * it goes from the start time of the earliest trace to the end time of the | |
425 | * latest one. | |
426 | * | |
427 | * @param trace | |
428 | * The trace to check for | |
429 | * @return The valid time span, or 'null' if the trace is not valid | |
430 | */ | |
21852dfa | 431 | private @Nullable TmfTimeRange getValidTimeRange(ITmfTrace trace) { |
fc526aef AM |
432 | if (!fTraces.containsKey(trace)) { |
433 | /* Trace is not part of the currently opened traces */ | |
434 | return null; | |
435 | } | |
e2239aea BH |
436 | |
437 | List<ITmfTrace> traces = trace.getChildren(ITmfTrace.class); | |
438 | ||
439 | if (traces.isEmpty()) { | |
fc526aef AM |
440 | /* "trace" is a single trace, return its time range directly */ |
441 | return trace.getTimeRange(); | |
442 | } | |
e2239aea BH |
443 | |
444 | if (traces.size() == 1) { | |
fc526aef | 445 | /* Trace is an experiment with only 1 trace */ |
e2239aea | 446 | return traces.get(0).getTimeRange(); |
fc526aef | 447 | } |
e2239aea | 448 | |
fc526aef | 449 | /* |
e2239aea | 450 | * Trace is an trace set with 2+ traces, so get the earliest start and |
fc526aef AM |
451 | * the latest end. |
452 | */ | |
e2239aea BH |
453 | ITmfTimestamp start = traces.get(0).getStartTime(); |
454 | ITmfTimestamp end = traces.get(0).getEndTime(); | |
455 | ||
456 | for (int i = 1; i < traces.size(); i++) { | |
457 | ITmfTrace curTrace = traces.get(i); | |
fc526aef AM |
458 | if (curTrace.getStartTime().compareTo(start) < 0) { |
459 | start = curTrace.getStartTime(); | |
460 | } | |
461 | if (curTrace.getEndTime().compareTo(end) > 0) { | |
462 | end = curTrace.getEndTime(); | |
463 | } | |
464 | } | |
465 | return new TmfTimeRange(start, end); | |
466 | } | |
e1385db9 | 467 | |
3ec38c4c MAL |
468 | /** |
469 | * Get the temporary directory path. If there is an instance of Eclipse | |
470 | * running, the temporary directory will reside under the workspace. | |
471 | * | |
472 | * @return the temporary directory path suitable to be passed to the | |
473 | * java.io.File constructor without a trailing separator | |
3ec38c4c MAL |
474 | */ |
475 | public static String getTemporaryDirPath() { | |
476 | // Get the workspace path from the properties | |
477 | String property = System.getProperty("osgi.instance.area"); //$NON-NLS-1$ | |
478 | if (property != null) { | |
479 | try { | |
1ac53e54 | 480 | File dir = URIUtil.toFile(URIUtil.fromString(property)); |
3ec38c4c MAL |
481 | dir = new File(dir.getAbsolutePath() + File.separator + TEMP_DIR_NAME); |
482 | if (!dir.exists()) { | |
483 | dir.mkdirs(); | |
484 | } | |
485 | return dir.getAbsolutePath(); | |
486 | } catch (URISyntaxException e) { | |
487 | Activator.logError(e.getLocalizedMessage(), e); | |
488 | } | |
489 | } | |
490 | return System.getProperty("java.io.tmpdir"); //$NON-NLS-1$ | |
491 | } | |
492 | ||
e1385db9 | 493 | /** |
6e4358bd AM |
494 | * Get a temporary directory based on a trace's name. We will create the |
495 | * directory if it doesn't exist, so that it's ready to be used. | |
e1385db9 AM |
496 | */ |
497 | private static String getTemporaryDir(ITmfTrace trace) { | |
3ec38c4c | 498 | String pathName = getTemporaryDirPath() + |
fa62dc1d BH |
499 | File.separator + |
500 | trace.getName() + | |
501 | File.separator; | |
6e4358bd AM |
502 | File dir = new File(pathName); |
503 | if (!dir.exists()) { | |
504 | dir.mkdirs(); | |
505 | } | |
506 | return pathName; | |
e1385db9 | 507 | } |
fc526aef | 508 | } |