| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2014, 2016 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 | * Florian Wininger - Initial API and implementation |
| 11 | * Geneviève Bastien - Review of the initial implementation |
| 12 | *******************************************************************************/ |
| 13 | |
| 14 | package org.eclipse.tracecompass.tmf.analysis.xml.ui.views.timegraph; |
| 15 | |
| 16 | import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull; |
| 17 | |
| 18 | import java.util.ArrayList; |
| 19 | import java.util.Collections; |
| 20 | import java.util.Comparator; |
| 21 | import java.util.HashMap; |
| 22 | import java.util.HashSet; |
| 23 | import java.util.LinkedList; |
| 24 | import java.util.List; |
| 25 | import java.util.Map; |
| 26 | import java.util.Set; |
| 27 | import java.util.TreeSet; |
| 28 | |
| 29 | import org.eclipse.core.runtime.IProgressMonitor; |
| 30 | import org.eclipse.core.runtime.IStatus; |
| 31 | import org.eclipse.jdt.annotation.NonNull; |
| 32 | import org.eclipse.jface.util.IPropertyChangeListener; |
| 33 | import org.eclipse.jface.util.PropertyChangeEvent; |
| 34 | import org.eclipse.swt.widgets.Display; |
| 35 | import org.eclipse.tracecompass.common.core.NonNullUtils; |
| 36 | import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.Activator; |
| 37 | import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.TmfXmlUiStrings; |
| 38 | import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.views.XmlViewInfo; |
| 39 | import org.eclipse.tracecompass.statesystem.core.ITmfStateSystem; |
| 40 | import org.eclipse.tracecompass.statesystem.core.StateSystemUtils; |
| 41 | import org.eclipse.tracecompass.statesystem.core.exceptions.AttributeNotFoundException; |
| 42 | import org.eclipse.tracecompass.statesystem.core.exceptions.StateSystemDisposedException; |
| 43 | import org.eclipse.tracecompass.statesystem.core.exceptions.StateValueTypeException; |
| 44 | import org.eclipse.tracecompass.statesystem.core.exceptions.TimeRangeException; |
| 45 | import org.eclipse.tracecompass.statesystem.core.interval.ITmfStateInterval; |
| 46 | import org.eclipse.tracecompass.tmf.analysis.xml.core.model.ITmfXmlModelFactory; |
| 47 | import org.eclipse.tracecompass.tmf.analysis.xml.core.model.ITmfXmlStateAttribute; |
| 48 | import org.eclipse.tracecompass.tmf.analysis.xml.core.model.readonly.TmfXmlReadOnlyModelFactory; |
| 49 | import org.eclipse.tracecompass.tmf.analysis.xml.core.module.IXmlStateSystemContainer; |
| 50 | import org.eclipse.tracecompass.tmf.analysis.xml.core.module.XmlUtils; |
| 51 | import org.eclipse.tracecompass.tmf.analysis.xml.core.stateprovider.TmfXmlStrings; |
| 52 | import org.eclipse.tracecompass.tmf.analysis.xml.ui.views.timegraph.XmlEntry.EntryDisplayType; |
| 53 | import org.eclipse.tracecompass.tmf.core.statesystem.ITmfAnalysisModuleWithStateSystems; |
| 54 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; |
| 55 | import org.eclipse.tracecompass.tmf.core.trace.TmfTraceManager; |
| 56 | import org.eclipse.tracecompass.tmf.core.trace.TmfTraceUtils; |
| 57 | import org.eclipse.tracecompass.tmf.ui.views.timegraph.AbstractTimeGraphView; |
| 58 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.ITimeGraphPresentationProvider2; |
| 59 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ILinkEvent; |
| 60 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeEvent; |
| 61 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; |
| 62 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.NullTimeEvent; |
| 63 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.TimeEvent; |
| 64 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.TimeGraphEntry; |
| 65 | import org.w3c.dom.Element; |
| 66 | |
| 67 | import com.google.common.collect.Iterables; |
| 68 | |
| 69 | /** |
| 70 | * This view displays state system data in a time graph view. It uses an XML |
| 71 | * {@link TmfXmlUiStrings#TIME_GRAPH_VIEW} element from an XML file. This |
| 72 | * element defines which entries from the state system will be shown and also |
| 73 | * gives additional information on the presentation of the view (states, colors, |
| 74 | * etc) |
| 75 | * |
| 76 | * @author Florian Wininger |
| 77 | */ |
| 78 | public class XmlTimeGraphView extends AbstractTimeGraphView { |
| 79 | |
| 80 | /** View ID. */ |
| 81 | public static final @NonNull String ID = "org.eclipse.linuxtools.tmf.analysis.xml.ui.views.timegraph"; //$NON-NLS-1$ |
| 82 | |
| 83 | private static final String[] DEFAULT_COLUMN_NAMES = new String[] { |
| 84 | Messages.XmlTimeGraphView_ColumnName, |
| 85 | Messages.XmlTimeGraphView_ColumnId, |
| 86 | Messages.XmlTimeGraphView_ColumnParentId, |
| 87 | }; |
| 88 | |
| 89 | private static final String[] DEFAULT_FILTER_COLUMN_NAMES = new String[] { |
| 90 | Messages.XmlTimeGraphView_ColumnName, |
| 91 | Messages.XmlTimeGraphView_ColumnId |
| 92 | }; |
| 93 | |
| 94 | /** The relative weight of the sash */ |
| 95 | private static final int[] fWeight = { 1, 2 }; |
| 96 | |
| 97 | private static final String EMPTY_STRING = ""; //$NON-NLS-1$ |
| 98 | private static final @NonNull String SPLIT_STRING = "/"; //$NON-NLS-1$ |
| 99 | |
| 100 | private final @NonNull XmlViewInfo fViewInfo = new XmlViewInfo(ID); |
| 101 | private final ITmfXmlModelFactory fFactory; |
| 102 | |
| 103 | // ------------------------------------------------------------------------ |
| 104 | // Constructors |
| 105 | // ------------------------------------------------------------------------ |
| 106 | |
| 107 | /** |
| 108 | * Default constructor |
| 109 | */ |
| 110 | public XmlTimeGraphView() { |
| 111 | super(ID, new XmlPresentationProvider()); |
| 112 | setWeight(fWeight); |
| 113 | setTreeColumns(DEFAULT_COLUMN_NAMES); |
| 114 | setTreeLabelProvider(new XmlTreeLabelProvider()); |
| 115 | setFilterColumns(DEFAULT_FILTER_COLUMN_NAMES); |
| 116 | setFilterLabelProvider(new XmlTreeLabelProvider()); |
| 117 | setEntryComparator(new XmlEntryComparator()); |
| 118 | this.addPartPropertyListener(new IPropertyChangeListener() { |
| 119 | @Override |
| 120 | public void propertyChange(PropertyChangeEvent event) { |
| 121 | if (event.getProperty().equals(TmfXmlUiStrings.XML_OUTPUT_DATA)) { |
| 122 | Object newValue = event.getNewValue(); |
| 123 | if (newValue instanceof String) { |
| 124 | String data = (String) newValue; |
| 125 | fViewInfo.setViewData(data); |
| 126 | loadNewXmlView(); |
| 127 | } |
| 128 | } |
| 129 | } |
| 130 | }); |
| 131 | |
| 132 | fFactory = TmfXmlReadOnlyModelFactory.getInstance(); |
| 133 | } |
| 134 | |
| 135 | private void loadNewXmlView() { |
| 136 | rebuild(); |
| 137 | } |
| 138 | |
| 139 | private void setViewTitle(final String title) { |
| 140 | Display.getDefault().asyncExec(new Runnable() { |
| 141 | @Override |
| 142 | public void run() { |
| 143 | setPartName(title); |
| 144 | } |
| 145 | }); |
| 146 | |
| 147 | } |
| 148 | |
| 149 | @Override |
| 150 | protected String getNextText() { |
| 151 | return Messages.XmlTimeGraphView_NextText; |
| 152 | } |
| 153 | |
| 154 | @Override |
| 155 | protected String getNextTooltip() { |
| 156 | return Messages.XmlTimeGraphView_NextTooltip; |
| 157 | } |
| 158 | |
| 159 | @Override |
| 160 | protected String getPrevText() { |
| 161 | return Messages.XmlTimeGraphView_PreviousText; |
| 162 | } |
| 163 | |
| 164 | @Override |
| 165 | protected String getPrevTooltip() { |
| 166 | return Messages.XmlTimeGraphView_PreviousInterval; |
| 167 | } |
| 168 | |
| 169 | /** |
| 170 | * Default label provider, it shows name, id and parent columns |
| 171 | * |
| 172 | * TODO: There should be a way to define columns in the XML |
| 173 | */ |
| 174 | private static class XmlTreeLabelProvider extends TreeLabelProvider { |
| 175 | |
| 176 | @Override |
| 177 | public String getColumnText(Object element, int columnIndex) { |
| 178 | XmlEntry entry = (XmlEntry) element; |
| 179 | |
| 180 | if (DEFAULT_COLUMN_NAMES[columnIndex].equals(Messages.XmlTimeGraphView_ColumnName)) { |
| 181 | return entry.getName(); |
| 182 | } else if (DEFAULT_COLUMN_NAMES[columnIndex].equals(Messages.XmlTimeGraphView_ColumnId)) { |
| 183 | return entry.getId(); |
| 184 | } else if (DEFAULT_COLUMN_NAMES[columnIndex].equals(Messages.XmlTimeGraphView_ColumnParentId)) { |
| 185 | return entry.getParentId(); |
| 186 | } |
| 187 | return EMPTY_STRING; |
| 188 | } |
| 189 | |
| 190 | } |
| 191 | |
| 192 | private static class XmlEntryComparator implements Comparator<ITimeGraphEntry> { |
| 193 | |
| 194 | @Override |
| 195 | public int compare(ITimeGraphEntry o1, ITimeGraphEntry o2) { |
| 196 | |
| 197 | int result = 0; |
| 198 | |
| 199 | if ((o1 instanceof XmlEntry) && (o2 instanceof XmlEntry)) { |
| 200 | XmlEntry entry1 = (XmlEntry) o1; |
| 201 | XmlEntry entry2 = (XmlEntry) o2; |
| 202 | result = entry1.getTrace().getStartTime().compareTo(entry2.getTrace().getStartTime()); |
| 203 | if (result == 0) { |
| 204 | result = entry1.getTrace().getName().compareTo(entry2.getTrace().getName()); |
| 205 | } |
| 206 | if (result == 0) { |
| 207 | result = entry1.getName().compareTo(entry2.getName()); |
| 208 | } |
| 209 | } |
| 210 | |
| 211 | if (result == 0) { |
| 212 | result = o1.getStartTime() < o2.getStartTime() ? -1 : o1.getStartTime() > o2.getStartTime() ? 1 : 0; |
| 213 | } |
| 214 | |
| 215 | return result; |
| 216 | } |
| 217 | } |
| 218 | |
| 219 | // ------------------------------------------------------------------------ |
| 220 | // Internal |
| 221 | // ------------------------------------------------------------------------ |
| 222 | |
| 223 | @Override |
| 224 | protected void buildEntryList(ITmfTrace trace, ITmfTrace parentTrace, IProgressMonitor monitor) { |
| 225 | |
| 226 | /* |
| 227 | * Get the view element from the XML file. If the element can't be |
| 228 | * found, return. |
| 229 | */ |
| 230 | Element viewElement = fViewInfo.getViewElement(TmfXmlUiStrings.TIME_GRAPH_VIEW); |
| 231 | if (viewElement == null) { |
| 232 | return; |
| 233 | } |
| 234 | ITimeGraphPresentationProvider2 pres = this.getPresentationProvider(); |
| 235 | if (pres instanceof XmlPresentationProvider) { |
| 236 | /* |
| 237 | * TODO: Each entry of a line could have their own states/color. |
| 238 | * That will require an update to the presentation provider |
| 239 | */ |
| 240 | ((XmlPresentationProvider) pres).loadNewStates(viewElement); |
| 241 | } |
| 242 | |
| 243 | String title = fViewInfo.getViewTitle(viewElement); |
| 244 | if (title == null) { |
| 245 | title = Messages.XmlTimeGraphView_DefaultTitle; |
| 246 | } |
| 247 | setViewTitle(title); |
| 248 | Set<String> analysisIds = fViewInfo.getViewAnalysisIds(viewElement); |
| 249 | |
| 250 | List<Element> entries = XmlUtils.getChildElements(viewElement, TmfXmlUiStrings.ENTRY_ELEMENT); |
| 251 | Set<XmlEntry> entryList = new TreeSet<>(getEntryComparator()); |
| 252 | if (monitor.isCanceled()) { |
| 253 | return; |
| 254 | } |
| 255 | |
| 256 | Set<@NonNull ITmfAnalysisModuleWithStateSystems> stateSystemModules = new HashSet<>(); |
| 257 | if (analysisIds.isEmpty()) { |
| 258 | /* |
| 259 | * No analysis specified, take all state system analysis modules |
| 260 | */ |
| 261 | Iterables.addAll(stateSystemModules, TmfTraceUtils.getAnalysisModulesOfClass(trace, ITmfAnalysisModuleWithStateSystems.class)); |
| 262 | } else { |
| 263 | for (String moduleId : analysisIds) { |
| 264 | moduleId = checkNotNull(moduleId); |
| 265 | ITmfAnalysisModuleWithStateSystems module = TmfTraceUtils.getAnalysisModuleOfClass(trace, ITmfAnalysisModuleWithStateSystems.class, moduleId); |
| 266 | if (module != null) { |
| 267 | stateSystemModules.add(module); |
| 268 | } |
| 269 | } |
| 270 | } |
| 271 | |
| 272 | for (ITmfAnalysisModuleWithStateSystems module : stateSystemModules) { |
| 273 | IStatus status = module.schedule(); |
| 274 | if (!status.isOK()) { |
| 275 | return; |
| 276 | } |
| 277 | if (!module.waitForInitialization()) { |
| 278 | return; |
| 279 | } |
| 280 | for (ITmfStateSystem ssq : module.getStateSystems()) { |
| 281 | ssq.waitUntilBuilt(); |
| 282 | |
| 283 | long startTime = ssq.getStartTime(); |
| 284 | long endTime = ssq.getCurrentEndTime(); |
| 285 | XmlEntry groupEntry = new XmlEntry(-1, trace, trace.getName(), ssq); |
| 286 | entryList.add(groupEntry); |
| 287 | setStartTime(Math.min(getStartTime(), startTime)); |
| 288 | setEndTime(Math.max(getEndTime(), endTime)); |
| 289 | |
| 290 | /* Add children entry of this entry for each line */ |
| 291 | for (Element entry : entries) { |
| 292 | buildEntry(entry, groupEntry, -1); |
| 293 | } |
| 294 | } |
| 295 | } |
| 296 | |
| 297 | addToEntryList(parentTrace, new ArrayList<TimeGraphEntry>(entryList)); |
| 298 | |
| 299 | if (parentTrace.equals(getTrace())) { |
| 300 | refresh(); |
| 301 | } |
| 302 | for (XmlEntry traceEntry : entryList) { |
| 303 | if (monitor.isCanceled()) { |
| 304 | return; |
| 305 | } |
| 306 | long startTime = traceEntry.getStateSystem().getStartTime(); |
| 307 | long endTime = traceEntry.getStateSystem().getCurrentEndTime() + 1; |
| 308 | buildStatusEvent(traceEntry, monitor, startTime, endTime); |
| 309 | } |
| 310 | } |
| 311 | |
| 312 | private void buildEntry(Element entryElement, XmlEntry parentEntry, int baseQuark) { |
| 313 | /* Get the attribute string to display */ |
| 314 | String path = entryElement.getAttribute(TmfXmlUiStrings.PATH); |
| 315 | if (path.isEmpty()) { |
| 316 | path = TmfXmlStrings.WILDCARD; |
| 317 | } |
| 318 | |
| 319 | /* |
| 320 | * Make sure the XML element has either a display attribute or entries, |
| 321 | * otherwise issue a warning |
| 322 | */ |
| 323 | |
| 324 | List<Element> displayElements = XmlUtils.getChildElements(entryElement, TmfXmlUiStrings.DISPLAY_ELEMENT); |
| 325 | List<Element> entryElements = XmlUtils.getChildElements(entryElement, TmfXmlUiStrings.ENTRY_ELEMENT); |
| 326 | |
| 327 | if (displayElements.isEmpty() && entryElements.isEmpty()) { |
| 328 | Activator.logWarning(String.format("XML view: entry for %s should have either a display element or entry elements", path)); //$NON-NLS-1$ |
| 329 | return; |
| 330 | } |
| 331 | |
| 332 | ITmfStateSystem ss = parentEntry.getStateSystem(); |
| 333 | |
| 334 | /* Get the list of quarks to process with this path */ |
| 335 | String[] paths = path.split(SPLIT_STRING); |
| 336 | int i = 0; |
| 337 | List<Integer> quarks = Collections.singletonList(baseQuark); |
| 338 | |
| 339 | try { |
| 340 | while (i < paths.length) { |
| 341 | List<Integer> subQuarks = new LinkedList<>(); |
| 342 | /* Replace * by .* to have a regex string */ |
| 343 | String name = paths[i].replaceAll("\\*", ".*"); //$NON-NLS-1$ //$NON-NLS-2$ |
| 344 | for (int relativeQuark : quarks) { |
| 345 | for (int quark : ss.getSubAttributes(relativeQuark, false, name)) { |
| 346 | subQuarks.add(quark); |
| 347 | } |
| 348 | } |
| 349 | quarks = subQuarks; |
| 350 | i++; |
| 351 | } |
| 352 | |
| 353 | /* Process each quark */ |
| 354 | XmlEntry currentEntry = parentEntry; |
| 355 | Element displayElement = null; |
| 356 | Map<String, XmlEntry> entryMap = new HashMap<>(); |
| 357 | if (!displayElements.isEmpty()) { |
| 358 | displayElement = displayElements.get(0); |
| 359 | } |
| 360 | for (int quark : quarks) { |
| 361 | currentEntry = parentEntry; |
| 362 | /* Process the current entry, if specified */ |
| 363 | if (displayElement != null) { |
| 364 | currentEntry = processEntry(entryElement, displayElement, parentEntry, quark, ss); |
| 365 | entryMap.put(currentEntry.getId(), currentEntry); |
| 366 | } |
| 367 | /* Process the children entry of this entry */ |
| 368 | for (Element subEntryEl : entryElements) { |
| 369 | buildEntry(subEntryEl, currentEntry, quark); |
| 370 | } |
| 371 | } |
| 372 | if (!entryMap.isEmpty()) { |
| 373 | buildTree(entryMap, parentEntry); |
| 374 | } |
| 375 | } catch (AttributeNotFoundException e) { |
| 376 | } |
| 377 | } |
| 378 | |
| 379 | private XmlEntry processEntry(@NonNull Element entryElement, @NonNull Element displayEl, |
| 380 | @NonNull XmlEntry parentEntry, int quark, ITmfStateSystem ss) { |
| 381 | /* |
| 382 | * Get the start time and end time of this entry from the display |
| 383 | * attribute |
| 384 | */ |
| 385 | ITmfXmlStateAttribute display = fFactory.createStateAttribute(displayEl, parentEntry); |
| 386 | int displayQuark = display.getAttributeQuark(quark, null); |
| 387 | if (displayQuark == IXmlStateSystemContainer.ERROR_QUARK) { |
| 388 | return new XmlEntry(quark, parentEntry.getTrace(), |
| 389 | String.format("Unknown display quark for %s", ss.getAttributeName(quark)), ss); //$NON-NLS-1$ |
| 390 | } |
| 391 | |
| 392 | long entryStart = ss.getStartTime(); |
| 393 | long entryEnd = ss.getCurrentEndTime(); |
| 394 | |
| 395 | try { |
| 396 | |
| 397 | ITmfStateInterval oneInterval = ss.querySingleState(entryStart, displayQuark); |
| 398 | |
| 399 | /* The entry start is the first non-null interval */ |
| 400 | while (oneInterval.getStateValue().isNull()) { |
| 401 | long ts = oneInterval.getEndTime() + 1; |
| 402 | if (ts > ss.getCurrentEndTime()) { |
| 403 | break; |
| 404 | } |
| 405 | oneInterval = ss.querySingleState(ts, displayQuark); |
| 406 | } |
| 407 | entryStart = oneInterval.getStartTime(); |
| 408 | |
| 409 | /* The entry end is the last non-null interval */ |
| 410 | oneInterval = ss.querySingleState(entryEnd, displayQuark); |
| 411 | while (oneInterval.getStateValue().isNull()) { |
| 412 | long ts = oneInterval.getStartTime() - 1; |
| 413 | if (ts < ss.getStartTime()) { |
| 414 | break; |
| 415 | } |
| 416 | oneInterval = ss.querySingleState(ts, displayQuark); |
| 417 | } |
| 418 | entryEnd = oneInterval.getEndTime(); |
| 419 | |
| 420 | } catch (AttributeNotFoundException | StateSystemDisposedException e) { |
| 421 | } |
| 422 | |
| 423 | return new XmlEntry(quark, displayQuark, parentEntry.getTrace(), ss.getAttributeName(quark), |
| 424 | entryStart, entryEnd, EntryDisplayType.DISPLAY, ss, entryElement); |
| 425 | } |
| 426 | |
| 427 | private void buildStatusEvent(XmlEntry traceEntry, @NonNull IProgressMonitor monitor, long start, long end) { |
| 428 | long resolution = (end - start) / getDisplayWidth(); |
| 429 | long startTime = Math.max(start, traceEntry.getStartTime()); |
| 430 | long endTime = Math.min(end + 1, traceEntry.getEndTime()); |
| 431 | List<ITimeEvent> eventList = getEventList(traceEntry, startTime, endTime, resolution, monitor); |
| 432 | if (monitor.isCanceled()) { |
| 433 | return; |
| 434 | } |
| 435 | traceEntry.setEventList(eventList); |
| 436 | redraw(); |
| 437 | |
| 438 | for (ITimeGraphEntry entry : traceEntry.getChildren()) { |
| 439 | if (monitor.isCanceled()) { |
| 440 | return; |
| 441 | } |
| 442 | XmlEntry xmlEntry = (XmlEntry) entry; |
| 443 | buildStatusEvent(xmlEntry, monitor, start, end); |
| 444 | } |
| 445 | } |
| 446 | |
| 447 | /** Build a tree using getParentId() and getId() */ |
| 448 | private static void buildTree(Map<String, XmlEntry> entryMap, XmlEntry rootEntry) { |
| 449 | for (XmlEntry entry : entryMap.values()) { |
| 450 | boolean root = true; |
| 451 | if (!entry.getParentId().isEmpty()) { |
| 452 | XmlEntry parent = entryMap.get(entry.getParentId()); |
| 453 | /* |
| 454 | * Associate the parent entry only if their time overlap. A |
| 455 | * child entry may start before its parent, for example at the |
| 456 | * beginning of the trace if a parent has not yet appeared in |
| 457 | * the state system. We just want to make sure that the entry |
| 458 | * didn't start after the parent ended or ended before the |
| 459 | * parent started. |
| 460 | */ |
| 461 | if (parent != null && |
| 462 | !(entry.getStartTime() > parent.getEndTime() || |
| 463 | entry.getEndTime() < parent.getStartTime())) { |
| 464 | parent.addChild(entry); |
| 465 | root = false; |
| 466 | } |
| 467 | } |
| 468 | if (root) { |
| 469 | rootEntry.addChild(entry); |
| 470 | } |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | @Override |
| 475 | protected List<ITimeEvent> getEventList(TimeGraphEntry entry, long startTime, long endTime, long resolution, IProgressMonitor monitor) { |
| 476 | if (!(entry instanceof XmlEntry)) { |
| 477 | return Collections.EMPTY_LIST; |
| 478 | } |
| 479 | XmlEntry xmlEntry = (XmlEntry) entry; |
| 480 | ITmfStateSystem ssq = xmlEntry.getStateSystem(); |
| 481 | final long realStart = Math.max(startTime, entry.getStartTime()); |
| 482 | final long realEnd = Math.min(endTime, entry.getEndTime()); |
| 483 | if (realEnd <= realStart) { |
| 484 | return null; |
| 485 | } |
| 486 | List<ITimeEvent> eventList = null; |
| 487 | int quark = xmlEntry.getDisplayQuark(); |
| 488 | |
| 489 | try { |
| 490 | if (xmlEntry.getType() == EntryDisplayType.DISPLAY) { |
| 491 | |
| 492 | List<ITmfStateInterval> statusIntervals = StateSystemUtils.queryHistoryRange(ssq, quark, realStart, realEnd - 1, resolution, monitor); |
| 493 | eventList = new ArrayList<>(statusIntervals.size()); |
| 494 | long lastEndTime = -1; |
| 495 | for (ITmfStateInterval statusInterval : statusIntervals) { |
| 496 | if (monitor.isCanceled()) { |
| 497 | return null; |
| 498 | } |
| 499 | int status = statusInterval.getStateValue().unboxInt(); |
| 500 | long time = statusInterval.getStartTime(); |
| 501 | long duration = statusInterval.getEndTime() - time + 1; |
| 502 | if (!statusInterval.getStateValue().isNull()) { |
| 503 | if (lastEndTime != time && lastEndTime != -1) { |
| 504 | eventList.add(new TimeEvent(entry, lastEndTime, time - lastEndTime)); |
| 505 | } |
| 506 | eventList.add(new TimeEvent(entry, time, duration, status)); |
| 507 | } else if (lastEndTime == -1 || time + duration >= endTime) { |
| 508 | // add null event if it intersects the start or end time |
| 509 | eventList.add(new NullTimeEvent(entry, time, duration)); |
| 510 | } |
| 511 | lastEndTime = time + duration; |
| 512 | } |
| 513 | } |
| 514 | } catch (AttributeNotFoundException | TimeRangeException | StateValueTypeException | StateSystemDisposedException e) { |
| 515 | /* Ignored */ |
| 516 | } |
| 517 | return eventList; |
| 518 | } |
| 519 | |
| 520 | @Override |
| 521 | protected List<ILinkEvent> getLinkList(long startTime, long endTime, long resolution, IProgressMonitor monitor) { |
| 522 | /* TODO: not implemented yet, need XML to go along */ |
| 523 | return Collections.EMPTY_LIST; |
| 524 | } |
| 525 | |
| 526 | /** |
| 527 | * This method will pre-filter the traces that contain analysis modules |
| 528 | * supported by this view, whether they are from a trace or an experiment. |
| 529 | */ |
| 530 | @Override |
| 531 | protected Iterable<ITmfTrace> getTracesToBuild(ITmfTrace trace) { |
| 532 | /* |
| 533 | * Get the view element from the XML file. If the element can't be |
| 534 | * found, return. |
| 535 | */ |
| 536 | Element viewElement = fViewInfo.getViewElement(TmfXmlUiStrings.TIME_GRAPH_VIEW); |
| 537 | if (viewElement == null) { |
| 538 | return super.getTracesToBuild(trace); |
| 539 | } |
| 540 | |
| 541 | Set<String> analysisIds = fViewInfo.getViewAnalysisIds(viewElement); |
| 542 | Set<ITmfTrace> traces = new HashSet<>(); |
| 543 | |
| 544 | for (ITmfTrace aTrace : TmfTraceManager.getTraceSetWithExperiment(trace)) { |
| 545 | if (aTrace == null) { |
| 546 | continue; |
| 547 | } |
| 548 | if ((analysisIds.isEmpty() && TmfTraceUtils.getAnalysisModulesOfClass(aTrace, ITmfAnalysisModuleWithStateSystems.class).iterator().hasNext())) { |
| 549 | /* |
| 550 | * No analysis ID specified, so this trace will be built only if |
| 551 | * it has state system modules |
| 552 | */ |
| 553 | traces.add(aTrace); |
| 554 | } else { |
| 555 | /* Build this trace only if it has one the requested modules */ |
| 556 | for (String moduleId : analysisIds) { |
| 557 | if (TmfTraceUtils.getAnalysisModuleOfClass(aTrace, ITmfAnalysisModuleWithStateSystems.class, NonNullUtils.checkNotNull(moduleId)) != null) { |
| 558 | traces.add(aTrace); |
| 559 | } |
| 560 | } |
| 561 | } |
| 562 | } |
| 563 | if (traces.isEmpty()) { |
| 564 | return super.getTracesToBuild(trace); |
| 565 | } |
| 566 | return traces; |
| 567 | } |
| 568 | } |