| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2012, 2013 Ericsson, École Polytechnique de Montréal |
| 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 | * Patrick Tasse - Initial API and implementation |
| 11 | * Geneviève Bastien - Move code to provide base classes for time graph view |
| 12 | *******************************************************************************/ |
| 13 | |
| 14 | package org.eclipse.linuxtools.internal.lttng2.kernel.ui.views.controlflow; |
| 15 | |
| 16 | import java.util.ArrayList; |
| 17 | import java.util.Collections; |
| 18 | import java.util.Comparator; |
| 19 | import java.util.List; |
| 20 | |
| 21 | import org.eclipse.core.runtime.IProgressMonitor; |
| 22 | import org.eclipse.jface.action.IToolBarManager; |
| 23 | import org.eclipse.jface.dialogs.IDialogSettings; |
| 24 | import org.eclipse.linuxtools.internal.lttng2.kernel.core.Attributes; |
| 25 | import org.eclipse.linuxtools.internal.lttng2.kernel.ui.Activator; |
| 26 | import org.eclipse.linuxtools.internal.lttng2.kernel.ui.Messages; |
| 27 | import org.eclipse.linuxtools.lttng2.kernel.core.trace.LttngKernelTrace; |
| 28 | import org.eclipse.linuxtools.tmf.core.exceptions.AttributeNotFoundException; |
| 29 | import org.eclipse.linuxtools.tmf.core.exceptions.StateSystemDisposedException; |
| 30 | import org.eclipse.linuxtools.tmf.core.exceptions.StateValueTypeException; |
| 31 | import org.eclipse.linuxtools.tmf.core.exceptions.TimeRangeException; |
| 32 | import org.eclipse.linuxtools.tmf.core.interval.ITmfStateInterval; |
| 33 | import org.eclipse.linuxtools.tmf.core.statesystem.ITmfStateSystem; |
| 34 | import org.eclipse.linuxtools.tmf.core.statevalue.ITmfStateValue; |
| 35 | import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace; |
| 36 | import org.eclipse.linuxtools.tmf.core.trace.TmfTraceManager; |
| 37 | import org.eclipse.linuxtools.tmf.ui.views.timegraph.AbstractTimeGraphView; |
| 38 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ILinkEvent; |
| 39 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent; |
| 40 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; |
| 41 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.TimeEvent; |
| 42 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.TimeGraphEntry; |
| 43 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.TimeLinkEvent; |
| 44 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils; |
| 45 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils.Resolution; |
| 46 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils.TimeFormat; |
| 47 | |
| 48 | /** |
| 49 | * The Control Flow view main object |
| 50 | * |
| 51 | */ |
| 52 | public class ControlFlowView extends AbstractTimeGraphView { |
| 53 | |
| 54 | // ------------------------------------------------------------------------ |
| 55 | // Constants |
| 56 | // ------------------------------------------------------------------------ |
| 57 | |
| 58 | /** |
| 59 | * View ID. |
| 60 | */ |
| 61 | public static final String ID = "org.eclipse.linuxtools.lttng2.kernel.ui.views.controlflow"; //$NON-NLS-1$ |
| 62 | |
| 63 | private static final String PROCESS_COLUMN = Messages.ControlFlowView_processColumn; |
| 64 | private static final String TID_COLUMN = Messages.ControlFlowView_tidColumn; |
| 65 | private static final String PTID_COLUMN = Messages.ControlFlowView_ptidColumn; |
| 66 | private static final String BIRTH_TIME_COLUMN = Messages.ControlFlowView_birthTimeColumn; |
| 67 | private static final String TRACE_COLUMN = Messages.ControlFlowView_traceColumn; |
| 68 | |
| 69 | private static final String[] COLUMN_NAMES = new String[] { |
| 70 | PROCESS_COLUMN, |
| 71 | TID_COLUMN, |
| 72 | PTID_COLUMN, |
| 73 | BIRTH_TIME_COLUMN, |
| 74 | TRACE_COLUMN |
| 75 | }; |
| 76 | |
| 77 | private static final String[] FILTER_COLUMN_NAMES = new String[] { |
| 78 | PROCESS_COLUMN, |
| 79 | TID_COLUMN |
| 80 | }; |
| 81 | |
| 82 | // ------------------------------------------------------------------------ |
| 83 | // Constructors |
| 84 | // ------------------------------------------------------------------------ |
| 85 | |
| 86 | /** |
| 87 | * Constructor |
| 88 | */ |
| 89 | public ControlFlowView() { |
| 90 | super(ID, new ControlFlowPresentationProvider()); |
| 91 | setTreeColumns(COLUMN_NAMES); |
| 92 | setTreeLabelProvider(new ControlFlowTreeLabelProvider()); |
| 93 | setFilterColumns(FILTER_COLUMN_NAMES); |
| 94 | setEntryComparator(new ControlFlowEntryComparator()); |
| 95 | } |
| 96 | |
| 97 | @Override |
| 98 | protected void fillLocalToolBar(IToolBarManager manager) { |
| 99 | IDialogSettings settings = Activator.getDefault().getDialogSettings(); |
| 100 | IDialogSettings section = settings.getSection(getClass().getName()); |
| 101 | if (section == null) { |
| 102 | section = settings.addNewSection(getClass().getName()); |
| 103 | } |
| 104 | manager.add(getTimeGraphCombo().getTimeGraphViewer().getHideArrowsAction(section)); |
| 105 | super.fillLocalToolBar(manager); |
| 106 | } |
| 107 | |
| 108 | @Override |
| 109 | protected String getNextText() { |
| 110 | return Messages.ControlFlowView_nextProcessActionNameText; |
| 111 | } |
| 112 | |
| 113 | @Override |
| 114 | protected String getNextTooltip() { |
| 115 | return Messages.ControlFlowView_nextProcessActionToolTipText; |
| 116 | } |
| 117 | |
| 118 | @Override |
| 119 | protected String getPrevText() { |
| 120 | return Messages.ControlFlowView_previousProcessActionNameText; |
| 121 | } |
| 122 | |
| 123 | @Override |
| 124 | protected String getPrevTooltip() { |
| 125 | return Messages.ControlFlowView_previousProcessActionToolTipText; |
| 126 | } |
| 127 | |
| 128 | private static class ControlFlowEntryComparator implements Comparator<ITimeGraphEntry> { |
| 129 | |
| 130 | @Override |
| 131 | public int compare(ITimeGraphEntry o1, ITimeGraphEntry o2) { |
| 132 | |
| 133 | int result = 0; |
| 134 | |
| 135 | if ((o1 instanceof ControlFlowEntry) && (o2 instanceof ControlFlowEntry)) { |
| 136 | ControlFlowEntry entry1 = (ControlFlowEntry) o1; |
| 137 | ControlFlowEntry entry2 = (ControlFlowEntry) o2; |
| 138 | result = entry1.getTrace().getStartTime().compareTo(entry2.getTrace().getStartTime()); |
| 139 | if (result == 0) { |
| 140 | result = entry1.getTrace().getName().compareTo(entry2.getTrace().getName()); |
| 141 | } |
| 142 | if (result == 0) { |
| 143 | result = entry1.getThreadId() < entry2.getThreadId() ? -1 : entry1.getThreadId() > entry2.getThreadId() ? 1 : 0; |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | if (result == 0) { |
| 148 | result = o1.getStartTime() < o2.getStartTime() ? -1 : o1.getStartTime() > o2.getStartTime() ? 1 : 0; |
| 149 | } |
| 150 | |
| 151 | return result; |
| 152 | } |
| 153 | } |
| 154 | |
| 155 | /** |
| 156 | * @author gbastien |
| 157 | * |
| 158 | */ |
| 159 | protected static class ControlFlowTreeLabelProvider extends TreeLabelProvider { |
| 160 | |
| 161 | @Override |
| 162 | public String getColumnText(Object element, int columnIndex) { |
| 163 | ControlFlowEntry entry = (ControlFlowEntry) element; |
| 164 | |
| 165 | if (COLUMN_NAMES[columnIndex].equals(Messages.ControlFlowView_processColumn)) { |
| 166 | return entry.getName(); |
| 167 | } else if (COLUMN_NAMES[columnIndex].equals(Messages.ControlFlowView_tidColumn)) { |
| 168 | return Integer.toString(entry.getThreadId()); |
| 169 | } else if (COLUMN_NAMES[columnIndex].equals(Messages.ControlFlowView_ptidColumn)) { |
| 170 | if (entry.getParentThreadId() > 0) { |
| 171 | return Integer.toString(entry.getParentThreadId()); |
| 172 | } |
| 173 | } else if (COLUMN_NAMES[columnIndex].equals(Messages.ControlFlowView_birthTimeColumn)) { |
| 174 | return Utils.formatTime(entry.getStartTime(), TimeFormat.CALENDAR, Resolution.NANOSEC); |
| 175 | } else if (COLUMN_NAMES[columnIndex].equals(Messages.ControlFlowView_traceColumn)) { |
| 176 | return entry.getTrace().getName(); |
| 177 | } |
| 178 | return ""; //$NON-NLS-1$ |
| 179 | } |
| 180 | |
| 181 | } |
| 182 | |
| 183 | // ------------------------------------------------------------------------ |
| 184 | // Internal |
| 185 | // ------------------------------------------------------------------------ |
| 186 | |
| 187 | @Override |
| 188 | protected void buildEventList(final ITmfTrace trace, IProgressMonitor monitor) { |
| 189 | setStartTime(Long.MAX_VALUE); |
| 190 | setEndTime(Long.MIN_VALUE); |
| 191 | |
| 192 | ArrayList<TimeGraphEntry> rootList = new ArrayList<TimeGraphEntry>(); |
| 193 | for (ITmfTrace aTrace : fTraceManager.getActiveTraceSet()) { |
| 194 | if (monitor.isCanceled()) { |
| 195 | return; |
| 196 | } |
| 197 | if (aTrace instanceof LttngKernelTrace) { |
| 198 | ArrayList<TimeGraphEntry> entryList = new ArrayList<TimeGraphEntry>(); |
| 199 | LttngKernelTrace ctfKernelTrace = (LttngKernelTrace) aTrace; |
| 200 | ITmfStateSystem ssq = ctfKernelTrace.getStateSystems().get(LttngKernelTrace.STATE_ID); |
| 201 | if (!ssq.waitUntilBuilt()) { |
| 202 | return; |
| 203 | } |
| 204 | long start = ssq.getStartTime(); |
| 205 | long end = ssq.getCurrentEndTime() + 1; |
| 206 | setStartTime(Math.min(getStartTime(), start)); |
| 207 | setEndTime(Math.max(getEndTime(), end)); |
| 208 | List<Integer> threadQuarks = ssq.getQuarks(Attributes.THREADS, "*"); //$NON-NLS-1$ |
| 209 | for (int threadQuark : threadQuarks) { |
| 210 | if (monitor.isCanceled()) { |
| 211 | return; |
| 212 | } |
| 213 | String threadName = ssq.getAttributeName(threadQuark); |
| 214 | int threadId = -1; |
| 215 | try { |
| 216 | threadId = Integer.parseInt(threadName); |
| 217 | } catch (NumberFormatException e1) { |
| 218 | continue; |
| 219 | } |
| 220 | if (threadId == 0) { // ignore the swapper thread |
| 221 | continue; |
| 222 | } |
| 223 | int execNameQuark = -1; |
| 224 | try { |
| 225 | try { |
| 226 | execNameQuark = ssq.getQuarkRelative(threadQuark, Attributes.EXEC_NAME); |
| 227 | } catch (AttributeNotFoundException e) { |
| 228 | continue; |
| 229 | } |
| 230 | int ppidQuark = ssq.getQuarkRelative(threadQuark, Attributes.PPID); |
| 231 | List<ITmfStateInterval> execNameIntervals = ssq.queryHistoryRange(execNameQuark, start, end - 1); |
| 232 | // use monitor when available in api |
| 233 | if (monitor.isCanceled()) { |
| 234 | return; |
| 235 | } |
| 236 | TimeGraphEntry entry = null; |
| 237 | for (ITmfStateInterval execNameInterval : execNameIntervals) { |
| 238 | if (monitor.isCanceled()) { |
| 239 | return; |
| 240 | } |
| 241 | if (!execNameInterval.getStateValue().isNull() && |
| 242 | execNameInterval.getStateValue().getType() == ITmfStateValue.Type.STRING) { |
| 243 | String execName = execNameInterval.getStateValue().unboxStr(); |
| 244 | long startTime = execNameInterval.getStartTime(); |
| 245 | long endTime = execNameInterval.getEndTime() + 1; |
| 246 | int ppid = -1; |
| 247 | if (ppidQuark != -1) { |
| 248 | ITmfStateInterval ppidInterval = ssq.querySingleState(startTime, ppidQuark); |
| 249 | ppid = ppidInterval.getStateValue().unboxInt(); |
| 250 | } |
| 251 | if (entry == null) { |
| 252 | entry = new ControlFlowEntry(threadQuark, ctfKernelTrace, execName, threadId, ppid, startTime, endTime); |
| 253 | entryList.add(entry); |
| 254 | } else { |
| 255 | // update the name of the entry to the |
| 256 | // latest execName |
| 257 | entry.setName(execName); |
| 258 | } |
| 259 | entry.addEvent(new TimeEvent(entry, startTime, endTime - startTime)); |
| 260 | } else { |
| 261 | entry = null; |
| 262 | } |
| 263 | } |
| 264 | } catch (AttributeNotFoundException e) { |
| 265 | e.printStackTrace(); |
| 266 | } catch (TimeRangeException e) { |
| 267 | e.printStackTrace(); |
| 268 | } catch (StateValueTypeException e) { |
| 269 | e.printStackTrace(); |
| 270 | } catch (StateSystemDisposedException e) { |
| 271 | /* Ignored */ |
| 272 | } |
| 273 | } |
| 274 | buildTree(entryList, rootList); |
| 275 | } |
| 276 | Collections.sort(rootList, getEntryComparator()); |
| 277 | putEntryList(trace, (ArrayList<TimeGraphEntry>) rootList.clone()); |
| 278 | |
| 279 | if (trace.equals(getTrace())) { |
| 280 | refresh(); |
| 281 | } |
| 282 | } |
| 283 | for (TimeGraphEntry entry : rootList) { |
| 284 | if (monitor.isCanceled()) { |
| 285 | return; |
| 286 | } |
| 287 | buildStatusEvents(trace, entry, monitor); |
| 288 | } |
| 289 | } |
| 290 | |
| 291 | private static void buildTree(ArrayList<TimeGraphEntry> entryList, |
| 292 | ArrayList<TimeGraphEntry> rootList) { |
| 293 | for (TimeGraphEntry listentry : entryList) { |
| 294 | ControlFlowEntry entry = (ControlFlowEntry) listentry; |
| 295 | boolean root = true; |
| 296 | if (entry.getParentThreadId() > 0) { |
| 297 | for (TimeGraphEntry parententry : entryList) { |
| 298 | ControlFlowEntry parent = (ControlFlowEntry) parententry; |
| 299 | if (parent.getThreadId() == entry.getParentThreadId() && |
| 300 | entry.getStartTime() >= parent.getStartTime() && |
| 301 | entry.getStartTime() <= parent.getEndTime()) { |
| 302 | parent.addChild(entry); |
| 303 | root = false; |
| 304 | break; |
| 305 | } |
| 306 | } |
| 307 | } |
| 308 | if (root) { |
| 309 | rootList.add(entry); |
| 310 | } |
| 311 | } |
| 312 | } |
| 313 | |
| 314 | private void buildStatusEvents(ITmfTrace trace, TimeGraphEntry entry, IProgressMonitor monitor) { |
| 315 | ITmfStateSystem ssq = entry.getTrace().getStateSystems().get(LttngKernelTrace.STATE_ID); |
| 316 | |
| 317 | long start = ssq.getStartTime(); |
| 318 | long end = ssq.getCurrentEndTime() + 1; |
| 319 | long resolution = Math.max(1, (end - start) / getDisplayWidth()); |
| 320 | List<ITimeEvent> eventList = getEventList(entry, entry.getStartTime(), entry.getEndTime(), resolution, monitor); |
| 321 | if (monitor.isCanceled()) { |
| 322 | return; |
| 323 | } |
| 324 | entry.setEventList(eventList); |
| 325 | if (trace.equals(getTrace())) { |
| 326 | redraw(); |
| 327 | } |
| 328 | for (ITimeGraphEntry child : entry.getChildren()) { |
| 329 | if (monitor.isCanceled()) { |
| 330 | return; |
| 331 | } |
| 332 | buildStatusEvents(trace, (TimeGraphEntry) child, monitor); |
| 333 | } |
| 334 | } |
| 335 | |
| 336 | @Override |
| 337 | protected List<ITimeEvent> getEventList(TimeGraphEntry tgentry, long startTime, long endTime, long resolution, IProgressMonitor monitor) { |
| 338 | List<ITimeEvent> eventList = null; |
| 339 | if (!(tgentry instanceof ControlFlowEntry)) { |
| 340 | return eventList; |
| 341 | } |
| 342 | ControlFlowEntry entry = (ControlFlowEntry) tgentry; |
| 343 | final long realStart = Math.max(startTime, entry.getStartTime()); |
| 344 | final long realEnd = Math.min(endTime, entry.getEndTime()); |
| 345 | if (realEnd <= realStart) { |
| 346 | return null; |
| 347 | } |
| 348 | ITmfStateSystem ssq = entry.getTrace().getStateSystems().get(LttngKernelTrace.STATE_ID); |
| 349 | try { |
| 350 | int statusQuark = ssq.getQuarkRelative(entry.getThreadQuark(), Attributes.STATUS); |
| 351 | List<ITmfStateInterval> statusIntervals = ssq.queryHistoryRange(statusQuark, realStart, realEnd - 1, resolution, monitor); |
| 352 | eventList = new ArrayList<ITimeEvent>(statusIntervals.size()); |
| 353 | long lastEndTime = -1; |
| 354 | for (ITmfStateInterval statusInterval : statusIntervals) { |
| 355 | if (monitor.isCanceled()) { |
| 356 | return null; |
| 357 | } |
| 358 | long time = statusInterval.getStartTime(); |
| 359 | long duration = statusInterval.getEndTime() - time + 1; |
| 360 | int status = -1; |
| 361 | try { |
| 362 | status = statusInterval.getStateValue().unboxInt(); |
| 363 | } catch (StateValueTypeException e) { |
| 364 | e.printStackTrace(); |
| 365 | } |
| 366 | if (lastEndTime != time && lastEndTime != -1) { |
| 367 | eventList.add(new TimeEvent(entry, lastEndTime, time - lastEndTime)); |
| 368 | } |
| 369 | eventList.add(new TimeEvent(entry, time, duration, status)); |
| 370 | lastEndTime = time + duration; |
| 371 | } |
| 372 | } catch (AttributeNotFoundException e) { |
| 373 | e.printStackTrace(); |
| 374 | } catch (TimeRangeException e) { |
| 375 | e.printStackTrace(); |
| 376 | } catch (StateSystemDisposedException e) { |
| 377 | /* Ignored */ |
| 378 | } |
| 379 | return eventList; |
| 380 | } |
| 381 | |
| 382 | /** |
| 383 | * Returns a value corresponding to the selected entry. |
| 384 | * |
| 385 | * Used in conjunction with selectEntry to change the selected entry. If one |
| 386 | * of these methods is overridden in child class, then both should be. |
| 387 | * |
| 388 | * @param time |
| 389 | * The currently selected time |
| 390 | * @return a value identifying the entry |
| 391 | */ |
| 392 | private int getSelectionValue(long time) { |
| 393 | int thread = -1; |
| 394 | for (ITmfTrace trace : fTraceManager.getActiveTraceSet()) { |
| 395 | if (thread > 0) { |
| 396 | break; |
| 397 | } |
| 398 | if (trace instanceof LttngKernelTrace) { |
| 399 | LttngKernelTrace ctfKernelTrace = (LttngKernelTrace) trace; |
| 400 | ITmfStateSystem ssq = ctfKernelTrace.getStateSystems().get(LttngKernelTrace.STATE_ID); |
| 401 | if (time >= ssq.getStartTime() && time <= ssq.getCurrentEndTime()) { |
| 402 | List<Integer> currentThreadQuarks = ssq.getQuarks(Attributes.CPUS, "*", Attributes.CURRENT_THREAD); //$NON-NLS-1$ |
| 403 | for (int currentThreadQuark : currentThreadQuarks) { |
| 404 | try { |
| 405 | ITmfStateInterval currentThreadInterval = ssq.querySingleState(time, currentThreadQuark); |
| 406 | int currentThread = currentThreadInterval.getStateValue().unboxInt(); |
| 407 | if (currentThread > 0) { |
| 408 | int statusQuark = ssq.getQuarkAbsolute(Attributes.THREADS, Integer.toString(currentThread), Attributes.STATUS); |
| 409 | ITmfStateInterval statusInterval = ssq.querySingleState(time, statusQuark); |
| 410 | if (statusInterval.getStartTime() == time) { |
| 411 | thread = currentThread; |
| 412 | break; |
| 413 | } |
| 414 | } |
| 415 | } catch (AttributeNotFoundException e) { |
| 416 | e.printStackTrace(); |
| 417 | } catch (TimeRangeException e) { |
| 418 | e.printStackTrace(); |
| 419 | } catch (StateValueTypeException e) { |
| 420 | e.printStackTrace(); |
| 421 | } catch (StateSystemDisposedException e) { |
| 422 | /* Ignored */ |
| 423 | } |
| 424 | } |
| 425 | } |
| 426 | } |
| 427 | } |
| 428 | return thread; |
| 429 | } |
| 430 | |
| 431 | @Override |
| 432 | protected void synchingToTime(long time) { |
| 433 | int selected = getSelectionValue(time); |
| 434 | if (selected > 0) { |
| 435 | for (Object element : getTimeGraphViewer().getExpandedElements()) { |
| 436 | if (element instanceof ControlFlowEntry) { |
| 437 | ControlFlowEntry entry = (ControlFlowEntry) element; |
| 438 | if (entry.getThreadId() == selected) { |
| 439 | getTimeGraphCombo().setSelection(entry); |
| 440 | break; |
| 441 | } |
| 442 | } |
| 443 | } |
| 444 | } |
| 445 | } |
| 446 | |
| 447 | @Override |
| 448 | protected List<ILinkEvent> getLinkList(long startTime, long endTime, long resolution, IProgressMonitor monitor) { |
| 449 | List<ILinkEvent> list = new ArrayList<ILinkEvent>(); |
| 450 | ITmfTrace[] traces = TmfTraceManager.getTraceSet(getTrace()); |
| 451 | List<TimeGraphEntry> entryList = getEntryListMap().get(getTrace()); |
| 452 | if (traces == null || entryList == null) { |
| 453 | return list; |
| 454 | } |
| 455 | for (ITmfTrace trace : traces) { |
| 456 | if (trace instanceof LttngKernelTrace) { |
| 457 | ITmfStateSystem ssq = trace.getStateSystems().get(LttngKernelTrace.STATE_ID); |
| 458 | try { |
| 459 | long start = Math.max(startTime, ssq.getStartTime()); |
| 460 | long end = Math.min(endTime, ssq.getCurrentEndTime()); |
| 461 | if (end < start) { |
| 462 | continue; |
| 463 | } |
| 464 | List<Integer> currentThreadQuarks = ssq.getQuarks(Attributes.CPUS, "*", Attributes.CURRENT_THREAD); //$NON-NLS-1$ |
| 465 | for (int currentThreadQuark : currentThreadQuarks) { |
| 466 | List<ITmfStateInterval> currentThreadIntervals = ssq.queryHistoryRange(currentThreadQuark, start, end, resolution, monitor); |
| 467 | int prevThread = 0; |
| 468 | long prevEnd = 0; |
| 469 | for (ITmfStateInterval currentThreadInterval : currentThreadIntervals) { |
| 470 | if (monitor.isCanceled()) { |
| 471 | return null; |
| 472 | } |
| 473 | long time = currentThreadInterval.getStartTime(); |
| 474 | int thread = currentThreadInterval.getStateValue().unboxInt(); |
| 475 | if (thread > 0 && prevThread > 0 && thread != prevThread && time == prevEnd) { |
| 476 | ITimeGraphEntry prevEntry = findEntry(entryList, trace, prevThread); |
| 477 | ITimeGraphEntry nextEntry = findEntry(entryList, trace, thread); |
| 478 | list.add(new TimeLinkEvent(prevEntry, nextEntry, time, 0, 0)); |
| 479 | } |
| 480 | prevThread = thread; |
| 481 | prevEnd = currentThreadInterval.getEndTime() + 1; |
| 482 | } |
| 483 | } |
| 484 | } catch (TimeRangeException e) { |
| 485 | e.printStackTrace(); |
| 486 | } catch (AttributeNotFoundException e) { |
| 487 | e.printStackTrace(); |
| 488 | } catch (StateValueTypeException e) { |
| 489 | e.printStackTrace(); |
| 490 | } catch (StateSystemDisposedException e) { |
| 491 | /* Ignored */ |
| 492 | } |
| 493 | } |
| 494 | } |
| 495 | return list; |
| 496 | } |
| 497 | |
| 498 | private ControlFlowEntry findEntry(List<TimeGraphEntry> entryList, ITmfTrace trace, int threadId) { |
| 499 | for (TimeGraphEntry entry : entryList) { |
| 500 | if (entry instanceof ControlFlowEntry) { |
| 501 | ControlFlowEntry controlFlowEntry = (ControlFlowEntry) entry; |
| 502 | if (controlFlowEntry.getThreadId() == threadId && controlFlowEntry.getTrace() == trace) { |
| 503 | return controlFlowEntry; |
| 504 | } else if (entry.hasChildren()) { |
| 505 | controlFlowEntry = findEntry(entry.getChildren(), trace, threadId); |
| 506 | if (controlFlowEntry != null) { |
| 507 | return controlFlowEntry; |
| 508 | } |
| 509 | } |
| 510 | } |
| 511 | } |
| 512 | return null; |
| 513 | } |
| 514 | } |