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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; |
cad998a7 | 20 | import java.io.IOException; |
3ec38c4c | 21 | import java.net.URISyntaxException; |
c14c0757 | 22 | import java.util.Collection; |
fab18d20 | 23 | import java.util.Collections; |
fc526aef | 24 | import java.util.LinkedHashMap; |
0f8687b4 | 25 | import java.util.LinkedHashSet; |
e2239aea | 26 | import java.util.List; |
fc526aef | 27 | import java.util.Map; |
fab18d20 | 28 | import java.util.Set; |
fc526aef | 29 | |
cad998a7 | 30 | import org.apache.commons.io.FileUtils; |
deaae6e1 | 31 | import org.eclipse.core.resources.IFile; |
b5e8ee95 GB |
32 | import org.eclipse.core.resources.IFolder; |
33 | import org.eclipse.core.resources.IProject; | |
e1385db9 AM |
34 | import org.eclipse.core.resources.IResource; |
35 | import org.eclipse.core.runtime.CoreException; | |
1ac53e54 | 36 | import org.eclipse.core.runtime.URIUtil; |
0f8687b4 | 37 | import org.eclipse.jdt.annotation.NonNull; |
21852dfa | 38 | import org.eclipse.jdt.annotation.Nullable; |
2bdf0193 AM |
39 | import org.eclipse.tracecompass.internal.tmf.core.Activator; |
40 | import org.eclipse.tracecompass.tmf.core.TmfCommonConstants; | |
2bdf0193 | 41 | import org.eclipse.tracecompass.tmf.core.signal.TmfEventFilterAppliedSignal; |
16801c72 | 42 | import org.eclipse.tracecompass.tmf.core.signal.TmfSelectionRangeUpdatedSignal; |
2bdf0193 AM |
43 | import org.eclipse.tracecompass.tmf.core.signal.TmfSignalHandler; |
44 | import org.eclipse.tracecompass.tmf.core.signal.TmfSignalManager; | |
2bdf0193 | 45 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceClosedSignal; |
178d3c0e | 46 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceModelSignal; |
2bdf0193 AM |
47 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceOpenedSignal; |
48 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceSelectedSignal; | |
16801c72 | 49 | import org.eclipse.tracecompass.tmf.core.signal.TmfWindowRangeUpdatedSignal; |
2bdf0193 AM |
50 | import org.eclipse.tracecompass.tmf.core.timestamp.ITmfTimestamp; |
51 | import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimeRange; | |
52 | import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimestamp; | |
5c5fa260 | 53 | import org.eclipse.tracecompass.tmf.core.trace.experiment.TmfExperiment; |
fc526aef | 54 | |
c14c0757 GB |
55 | import com.google.common.collect.ImmutableSet; |
56 | ||
fc526aef AM |
57 | /** |
58 | * Central trace manager for TMF. It tracks the currently opened traces and | |
0fcf3b09 | 59 | * experiment, as well as the currently-selected time or time range and the |
d3de0920 XR |
60 | * current window time range for each one of those. It also tracks filters |
61 | * applied for each trace. | |
fc526aef AM |
62 | * |
63 | * It's a singleton class, so only one instance should exist (available via | |
64 | * {@link #getInstance()}). | |
65 | * | |
66 | * @author Alexandre Montplaisir | |
fc526aef AM |
67 | */ |
68 | public final class TmfTraceManager { | |
69 | ||
70 | // ------------------------------------------------------------------------ | |
71 | // Attributes | |
72 | // ------------------------------------------------------------------------ | |
73 | ||
74 | private final Map<ITmfTrace, TmfTraceContext> fTraces; | |
75 | ||
76 | /** The currently-selected trace. Should always be part of the trace map */ | |
77 | private ITmfTrace fCurrentTrace = null; | |
78 | ||
3ec38c4c MAL |
79 | private static final String TEMP_DIR_NAME = ".temp"; //$NON-NLS-1$ |
80 | ||
fc526aef AM |
81 | // ------------------------------------------------------------------------ |
82 | // Constructor | |
83 | // ------------------------------------------------------------------------ | |
84 | ||
85 | private TmfTraceManager() { | |
a4524c1b | 86 | fTraces = new LinkedHashMap<>(); |
fc526aef AM |
87 | TmfSignalManager.registerVIP(this); |
88 | } | |
89 | ||
90 | /** Singleton instance */ | |
91 | private static TmfTraceManager tm = null; | |
92 | ||
93 | /** | |
94 | * Get an instance of the trace manager. | |
95 | * | |
96 | * @return The trace manager | |
97 | */ | |
98 | public static synchronized TmfTraceManager getInstance() { | |
99 | if (tm == null) { | |
100 | tm = new TmfTraceManager(); | |
101 | } | |
102 | return tm; | |
103 | } | |
104 | ||
105 | // ------------------------------------------------------------------------ | |
106 | // Accessors | |
107 | // ------------------------------------------------------------------------ | |
108 | ||
fc526aef AM |
109 | /** |
110 | * Get the currently selected trace (normally, the focused editor). | |
111 | * | |
112 | * @return The active trace | |
113 | */ | |
114 | public synchronized ITmfTrace getActiveTrace() { | |
115 | return fCurrentTrace; | |
116 | } | |
117 | ||
118 | /** | |
a6fc3a28 | 119 | * Get the trace set of the currently active trace. |
fc526aef AM |
120 | * |
121 | * @return The active trace set | |
a6fc3a28 | 122 | * @see #getTraceSet(ITmfTrace) |
fc526aef | 123 | */ |
c14c0757 | 124 | public synchronized @NonNull Collection<ITmfTrace> getActiveTraceSet() { |
fc526aef | 125 | final ITmfTrace trace = fCurrentTrace; |
a6fc3a28 | 126 | return getTraceSet(trace); |
fc526aef AM |
127 | } |
128 | ||
fab18d20 AM |
129 | /** |
130 | * Get the currently-opened traces, as an unmodifiable set. | |
131 | * | |
132 | * @return A set containing the opened traces | |
133 | */ | |
134 | public synchronized Set<ITmfTrace> getOpenedTraces() { | |
135 | return Collections.unmodifiableSet(fTraces.keySet()); | |
136 | } | |
137 | ||
deaae6e1 PT |
138 | /** |
139 | * Get the editor file for an opened trace. | |
140 | * | |
141 | * @param trace | |
142 | * the trace | |
143 | * @return the editor file or null if the trace is not opened | |
deaae6e1 PT |
144 | */ |
145 | public synchronized IFile getTraceEditorFile(ITmfTrace trace) { | |
146 | TmfTraceContext ctx = fTraces.get(trace); | |
147 | if (ctx != null) { | |
148 | return ctx.getEditorFile(); | |
149 | } | |
150 | return null; | |
151 | } | |
152 | ||
21852dfa AM |
153 | /** |
154 | * Get the {@link TmfTraceContext} of the current active trace. This can be | |
155 | * used to retrieve the current active/selected time ranges and such. | |
156 | * | |
157 | * @return The trace's context. | |
158 | * @since 1.0 | |
159 | */ | |
160 | public synchronized TmfTraceContext getCurrentTraceContext() { | |
fc526aef AM |
161 | TmfTraceContext curCtx = fTraces.get(fCurrentTrace); |
162 | if (curCtx == null) { | |
163 | /* There are no traces opened at the moment. */ | |
164 | return TmfTraceContext.NULL_CONTEXT; | |
165 | } | |
166 | return curCtx; | |
167 | } | |
168 | ||
e1385db9 AM |
169 | // ------------------------------------------------------------------------ |
170 | // Public utility methods | |
171 | // ------------------------------------------------------------------------ | |
172 | ||
a6fc3a28 AM |
173 | /** |
174 | * Get the trace set of a given trace. For a standard trace, this is simply | |
175 | * an array with only that trace in it. For experiments, this is an array of | |
176 | * all the traces contained in this experiment. | |
177 | * | |
178 | * @param trace | |
179 | * The trace or experiment | |
c14c0757 | 180 | * @return The corresponding trace set. |
a6fc3a28 | 181 | */ |
df2597e0 | 182 | public static @NonNull Collection<@NonNull ITmfTrace> getTraceSet(ITmfTrace trace) { |
a6fc3a28 | 183 | if (trace == null) { |
0e4f957e | 184 | return ImmutableSet.of(); |
a6fc3a28 | 185 | } |
df2597e0 | 186 | List<@NonNull ITmfTrace> traces = trace.getChildren(ITmfTrace.class); |
e2239aea | 187 | if (traces.size() > 0) { |
0e4f957e | 188 | return ImmutableSet.copyOf(traces); |
a6fc3a28 | 189 | } |
0e4f957e | 190 | return ImmutableSet.of(trace); |
a6fc3a28 AM |
191 | } |
192 | ||
0f8687b4 GB |
193 | /** |
194 | * Get the trace set of a given trace or experiment, including the | |
195 | * experiment. For a standard trace, this is simply a set containing only | |
196 | * that trace. For experiments, it is the set of all the traces contained in | |
197 | * this experiment, along with the experiment. | |
198 | * | |
199 | * @param trace | |
200 | * The trace or experiment | |
c14c0757 | 201 | * @return The corresponding trace set, including the experiment. |
0f8687b4 | 202 | */ |
c14c0757 | 203 | public static @NonNull Collection<ITmfTrace> getTraceSetWithExperiment(ITmfTrace trace) { |
0f8687b4 | 204 | if (trace == null) { |
0e4f957e | 205 | return ImmutableSet.of(); |
0f8687b4 GB |
206 | } |
207 | if (trace instanceof TmfExperiment) { | |
208 | TmfExperiment exp = (TmfExperiment) trace; | |
fa62dc1d BH |
209 | List<ITmfTrace> traces = exp.getTraces(); |
210 | Set<ITmfTrace> alltraces = new LinkedHashSet<>(traces); | |
0f8687b4 | 211 | alltraces.add(exp); |
0e4f957e | 212 | return ImmutableSet.copyOf(alltraces); |
0f8687b4 | 213 | } |
0e4f957e | 214 | return Collections.singleton(trace); |
0f8687b4 GB |
215 | } |
216 | ||
e1385db9 AM |
217 | /** |
218 | * Return the path (as a string) to the directory for supplementary files to | |
219 | * use with a given trace. If no supplementary file directory has been | |
220 | * configured, a temporary directory based on the trace's name will be | |
221 | * provided. | |
222 | * | |
223 | * @param trace | |
224 | * The trace | |
225 | * @return The path to the supplementary file directory (trailing slash is | |
226 | * INCLUDED!) | |
227 | */ | |
228 | public static String getSupplementaryFileDir(ITmfTrace trace) { | |
229 | IResource resource = trace.getResource(); | |
230 | if (resource == null) { | |
231 | return getTemporaryDir(trace); | |
232 | } | |
233 | ||
234 | String supplDir = null; | |
235 | try { | |
236 | supplDir = resource.getPersistentProperty(TmfCommonConstants.TRACE_SUPPLEMENTARY_FOLDER); | |
237 | } catch (CoreException e) { | |
238 | return getTemporaryDir(trace); | |
239 | } | |
240 | return supplDir + File.separator; | |
241 | } | |
242 | ||
b5e8ee95 GB |
243 | /** |
244 | * Refresh the supplementary files resources for a trace, so it can pick up | |
245 | * new files that got created. | |
246 | * | |
247 | * @param trace | |
248 | * The trace for which to refresh the supplementary files | |
b5e8ee95 GB |
249 | */ |
250 | public static void refreshSupplementaryFiles(ITmfTrace trace) { | |
251 | IResource resource = trace.getResource(); | |
88567ed2 | 252 | if (resource != null && resource.exists()) { |
b5e8ee95 GB |
253 | String supplFolderPath = getSupplementaryFileDir(trace); |
254 | IProject project = resource.getProject(); | |
255 | /* Remove the project's path from the supplementary path dir */ | |
cdb43c16 | 256 | if (!supplFolderPath.startsWith(project.getLocation().toOSString())) { |
b5e8ee95 GB |
257 | Activator.logWarning(String.format("Supplementary files folder for trace %s is not within the project.", trace.getName())); //$NON-NLS-1$ |
258 | return; | |
259 | } | |
260 | IFolder supplFolder = project.getFolder(supplFolderPath.substring(project.getLocationURI().getPath().length())); | |
261 | if (supplFolder.exists()) { | |
262 | try { | |
263 | supplFolder.refreshLocal(IResource.DEPTH_INFINITE, null); | |
264 | } catch (CoreException e) { | |
265 | Activator.logError("Error refreshing resources", e); //$NON-NLS-1$ | |
266 | } | |
267 | } | |
268 | } | |
269 | } | |
270 | ||
cad998a7 AM |
271 | /** |
272 | * Delete the supplementary files of a given trace. | |
273 | * | |
274 | * @param trace | |
275 | * The trace for which the supplementary files are to be deleted | |
276 | * @since 2.2 | |
277 | */ | |
278 | public static void deleteSupplementaryFiles(ITmfTrace trace) { | |
279 | try { | |
280 | FileUtils.cleanDirectory(new File(TmfTraceManager.getSupplementaryFileDir(trace))); | |
281 | } catch (IOException e) { | |
282 | Activator.logError("Error deleting supplementary files for trace " + trace.getName(), e); //$NON-NLS-1$ | |
283 | } | |
284 | refreshSupplementaryFiles(trace); | |
285 | } | |
286 | ||
fc526aef AM |
287 | // ------------------------------------------------------------------------ |
288 | // Signal handlers | |
289 | // ------------------------------------------------------------------------ | |
290 | ||
291 | /** | |
292 | * Signal handler for the traceOpened signal. | |
293 | * | |
294 | * @param signal | |
295 | * The incoming signal | |
296 | */ | |
297 | @TmfSignalHandler | |
298 | public synchronized void traceOpened(final TmfTraceOpenedSignal signal) { | |
299 | final ITmfTrace trace = signal.getTrace(); | |
deaae6e1 | 300 | final IFile editorFile = signal.getEditorFile(); |
fc526aef AM |
301 | final ITmfTimestamp startTs = trace.getStartTime(); |
302 | ||
16801c72 MK |
303 | long offset = trace.getInitialRangeOffset().toNanos(); |
304 | long endTime = startTs.toNanos() + offset; | |
21852dfa | 305 | final TmfTimeRange selectionRange = new TmfTimeRange(startTs, startTs); |
b2c971ec | 306 | final TmfTimeRange windowRange = new TmfTimeRange(startTs, TmfTimestamp.fromNanos(endTime)); |
fc526aef | 307 | |
ccc49be1 | 308 | final TmfTraceContext startCtx = trace.createTraceContext(selectionRange, windowRange, editorFile, null); |
fc526aef AM |
309 | |
310 | fTraces.put(trace, startCtx); | |
311 | ||
312 | /* We also want to set the newly-opened trace as the active trace */ | |
313 | fCurrentTrace = trace; | |
314 | } | |
315 | ||
ccc49be1 MK |
316 | /** |
317 | * Signal propagator | |
318 | * @param signal any signal | |
319 | * @since 2.0 | |
320 | */ | |
321 | @TmfSignalHandler | |
e2e73096 | 322 | public synchronized void signalReceived(final @NonNull TmfTraceModelSignal signal) { |
ccc49be1 MK |
323 | fTraces.forEach((t, u) -> u.receive(signal)); |
324 | } | |
325 | ||
326 | ||
fc526aef AM |
327 | /** |
328 | * Handler for the TmfTraceSelectedSignal. | |
329 | * | |
330 | * @param signal | |
331 | * The incoming signal | |
332 | */ | |
333 | @TmfSignalHandler | |
334 | public synchronized void traceSelected(final TmfTraceSelectedSignal signal) { | |
335 | final ITmfTrace newTrace = signal.getTrace(); | |
336 | if (!fTraces.containsKey(newTrace)) { | |
337 | throw new RuntimeException(); | |
338 | } | |
339 | fCurrentTrace = newTrace; | |
340 | } | |
341 | ||
d3de0920 XR |
342 | /** |
343 | * Signal handler for the filterApplied signal. | |
344 | * | |
345 | * @param signal | |
346 | * The incoming signal | |
d3de0920 XR |
347 | */ |
348 | @TmfSignalHandler | |
349 | public synchronized void filterApplied(TmfEventFilterAppliedSignal signal) { | |
350 | final ITmfTrace newTrace = signal.getTrace(); | |
351 | TmfTraceContext context = fTraces.get(newTrace); | |
352 | if (context == null) { | |
353 | throw new RuntimeException(); | |
354 | } | |
178d3c0e | 355 | final TmfTraceContext newContext = newTrace.createTraceContext(context.getSelectionRange(), |
21852dfa AM |
356 | context.getWindowRange(), |
357 | context.getEditorFile(), | |
178d3c0e JCK |
358 | signal.getEventFilter()); |
359 | newContext.setData(context.getData()); | |
360 | fTraces.put(newTrace, newContext); | |
d3de0920 XR |
361 | } |
362 | ||
fc526aef AM |
363 | /** |
364 | * Signal handler for the traceClosed signal. | |
365 | * | |
366 | * @param signal | |
367 | * The incoming signal | |
368 | */ | |
369 | @TmfSignalHandler | |
370 | public synchronized void traceClosed(final TmfTraceClosedSignal signal) { | |
3fcf269e | 371 | fTraces.remove(signal.getTrace()); |
fc526aef AM |
372 | if (fTraces.size() == 0) { |
373 | fCurrentTrace = null; | |
374 | /* | |
375 | * In other cases, we should receive a traceSelected signal that | |
376 | * will indicate which trace is the new one. | |
377 | */ | |
378 | } | |
379 | } | |
380 | ||
381 | /** | |
97c71024 | 382 | * Signal handler for the selection range signal. |
fc526aef AM |
383 | * |
384 | * The current time of *all* traces whose range contains the requested new | |
0fcf3b09 | 385 | * selection time range will be updated. |
fc526aef AM |
386 | * |
387 | * @param signal | |
388 | * The incoming signal | |
97c71024 | 389 | * @since 1.0 |
fc526aef AM |
390 | */ |
391 | @TmfSignalHandler | |
97c71024 | 392 | public synchronized void selectionRangeUpdated(final TmfSelectionRangeUpdatedSignal signal) { |
0fcf3b09 PT |
393 | final ITmfTimestamp beginTs = signal.getBeginTime(); |
394 | final ITmfTimestamp endTs = signal.getEndTime(); | |
fc526aef AM |
395 | |
396 | for (Map.Entry<ITmfTrace, TmfTraceContext> entry : fTraces.entrySet()) { | |
397 | final ITmfTrace trace = entry.getKey(); | |
0fcf3b09 | 398 | if (beginTs.intersects(getValidTimeRange(trace)) || endTs.intersects(getValidTimeRange(trace))) { |
21852dfa AM |
399 | TmfTraceContext prevCtx = checkNotNull(entry.getValue()); |
400 | ||
401 | /* | |
402 | * We want to update the selection range, but keep everything | |
403 | * else the same as the previous trace context. | |
404 | */ | |
405 | TmfTimeRange newSelectionRange = new TmfTimeRange(beginTs, endTs); | |
ccc49be1 | 406 | TmfTraceContext newCtx = trace.createTraceContext(newSelectionRange, |
21852dfa AM |
407 | prevCtx.getWindowRange(), |
408 | prevCtx.getEditorFile(), | |
409 | prevCtx.getFilter()); | |
178d3c0e | 410 | newCtx.setData(prevCtx.getData()); |
fc526aef AM |
411 | entry.setValue(newCtx); |
412 | } | |
413 | } | |
414 | } | |
415 | ||
416 | /** | |
97c71024 | 417 | * Signal handler for the window range signal. |
fc526aef | 418 | * |
5db5a3a4 AM |
419 | * The current window time range of *all* valid traces will be updated to |
420 | * the new requested times. | |
fc526aef AM |
421 | * |
422 | * @param signal | |
423 | * The incoming signal | |
97c71024 | 424 | * @since 1.0 |
fc526aef AM |
425 | */ |
426 | @TmfSignalHandler | |
97c71024 | 427 | public synchronized void windowRangeUpdated(final TmfWindowRangeUpdatedSignal signal) { |
fc526aef AM |
428 | for (Map.Entry<ITmfTrace, TmfTraceContext> entry : fTraces.entrySet()) { |
429 | final ITmfTrace trace = entry.getKey(); | |
21852dfa | 430 | final TmfTraceContext prevCtx = checkNotNull(entry.getValue()); |
fc526aef AM |
431 | |
432 | final TmfTimeRange validTr = getValidTimeRange(trace); | |
21852dfa AM |
433 | if (validTr == null) { |
434 | return; | |
435 | } | |
fc526aef | 436 | |
fc526aef | 437 | /* Determine the new time range */ |
21852dfa AM |
438 | TmfTimeRange targetTr = signal.getCurrentRange().getIntersection(validTr); |
439 | TmfTimeRange newWindowTr = (targetTr == null ? prevCtx.getWindowRange() : targetTr); | |
fc526aef | 440 | |
21852dfa | 441 | /* Keep the values from the old context, except for the window range */ |
ccc49be1 | 442 | TmfTraceContext newCtx = trace.createTraceContext(prevCtx.getSelectionRange(), |
21852dfa | 443 | newWindowTr, prevCtx.getEditorFile(), prevCtx.getFilter()); |
178d3c0e | 444 | newCtx.setData(prevCtx.getData()); |
fc526aef AM |
445 | entry.setValue(newCtx); |
446 | } | |
447 | } | |
448 | ||
449 | // ------------------------------------------------------------------------ | |
e1385db9 | 450 | // Private utility methods |
fc526aef AM |
451 | // ------------------------------------------------------------------------ |
452 | ||
453 | /** | |
0fcf3b09 PT |
454 | * Return the valid time range of a trace (not the current window time |
455 | * range, but the range of all possible valid timestamps). | |
fc526aef AM |
456 | * |
457 | * For a real trace this is the whole range of the trace. For an experiment, | |
458 | * it goes from the start time of the earliest trace to the end time of the | |
459 | * latest one. | |
460 | * | |
461 | * @param trace | |
462 | * The trace to check for | |
463 | * @return The valid time span, or 'null' if the trace is not valid | |
464 | */ | |
21852dfa | 465 | private @Nullable TmfTimeRange getValidTimeRange(ITmfTrace trace) { |
fc526aef AM |
466 | if (!fTraces.containsKey(trace)) { |
467 | /* Trace is not part of the currently opened traces */ | |
468 | return null; | |
469 | } | |
e2239aea BH |
470 | |
471 | List<ITmfTrace> traces = trace.getChildren(ITmfTrace.class); | |
472 | ||
473 | if (traces.isEmpty()) { | |
fc526aef AM |
474 | /* "trace" is a single trace, return its time range directly */ |
475 | return trace.getTimeRange(); | |
476 | } | |
e2239aea BH |
477 | |
478 | if (traces.size() == 1) { | |
fc526aef | 479 | /* Trace is an experiment with only 1 trace */ |
e2239aea | 480 | return traces.get(0).getTimeRange(); |
fc526aef | 481 | } |
e2239aea | 482 | |
fc526aef | 483 | /* |
e2239aea | 484 | * Trace is an trace set with 2+ traces, so get the earliest start and |
fc526aef AM |
485 | * the latest end. |
486 | */ | |
e2239aea BH |
487 | ITmfTimestamp start = traces.get(0).getStartTime(); |
488 | ITmfTimestamp end = traces.get(0).getEndTime(); | |
489 | ||
490 | for (int i = 1; i < traces.size(); i++) { | |
491 | ITmfTrace curTrace = traces.get(i); | |
fc526aef AM |
492 | if (curTrace.getStartTime().compareTo(start) < 0) { |
493 | start = curTrace.getStartTime(); | |
494 | } | |
495 | if (curTrace.getEndTime().compareTo(end) > 0) { | |
496 | end = curTrace.getEndTime(); | |
497 | } | |
498 | } | |
499 | return new TmfTimeRange(start, end); | |
500 | } | |
e1385db9 | 501 | |
3ec38c4c MAL |
502 | /** |
503 | * Get the temporary directory path. If there is an instance of Eclipse | |
504 | * running, the temporary directory will reside under the workspace. | |
505 | * | |
506 | * @return the temporary directory path suitable to be passed to the | |
507 | * java.io.File constructor without a trailing separator | |
3ec38c4c MAL |
508 | */ |
509 | public static String getTemporaryDirPath() { | |
510 | // Get the workspace path from the properties | |
511 | String property = System.getProperty("osgi.instance.area"); //$NON-NLS-1$ | |
512 | if (property != null) { | |
513 | try { | |
1ac53e54 | 514 | File dir = URIUtil.toFile(URIUtil.fromString(property)); |
3ec38c4c MAL |
515 | dir = new File(dir.getAbsolutePath() + File.separator + TEMP_DIR_NAME); |
516 | if (!dir.exists()) { | |
517 | dir.mkdirs(); | |
518 | } | |
519 | return dir.getAbsolutePath(); | |
520 | } catch (URISyntaxException e) { | |
521 | Activator.logError(e.getLocalizedMessage(), e); | |
522 | } | |
523 | } | |
524 | return System.getProperty("java.io.tmpdir"); //$NON-NLS-1$ | |
525 | } | |
526 | ||
e1385db9 | 527 | /** |
6e4358bd AM |
528 | * Get a temporary directory based on a trace's name. We will create the |
529 | * directory if it doesn't exist, so that it's ready to be used. | |
e1385db9 AM |
530 | */ |
531 | private static String getTemporaryDir(ITmfTrace trace) { | |
3ec38c4c | 532 | String pathName = getTemporaryDirPath() + |
fa62dc1d BH |
533 | File.separator + |
534 | trace.getName() + | |
535 | File.separator; | |
6e4358bd AM |
536 | File dir = new File(pathName); |
537 | if (!dir.exists()) { | |
538 | dir.mkdirs(); | |
539 | } | |
540 | return pathName; | |
e1385db9 | 541 | } |
fc526aef | 542 | } |