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1a23419e FW |
1 | /******************************************************************************* |
2 | * Copyright (c) 2014 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 | ||
2bdf0193 | 14 | package org.eclipse.tracecompass.tmf.analysis.xml.ui.views.timegraph; |
1a23419e FW |
15 | |
16 | import java.util.ArrayList; | |
17 | import java.util.Collections; | |
18 | import java.util.Comparator; | |
19 | import java.util.HashMap; | |
20 | import java.util.LinkedList; | |
21 | import java.util.List; | |
22 | import java.util.Map; | |
23 | import java.util.Set; | |
24 | import java.util.TreeSet; | |
25 | ||
26 | import org.eclipse.core.runtime.IProgressMonitor; | |
e1c415b3 | 27 | import org.eclipse.core.runtime.IStatus; |
1a23419e | 28 | import org.eclipse.jdt.annotation.NonNull; |
1a23419e FW |
29 | import org.eclipse.jface.util.IPropertyChangeListener; |
30 | import org.eclipse.jface.util.PropertyChangeEvent; | |
1a23419e | 31 | import org.eclipse.swt.widgets.Display; |
2bdf0193 AM |
32 | import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.Activator; |
33 | import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.TmfXmlUiStrings; | |
34 | import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.views.XmlViewInfo; | |
e894a508 | 35 | import org.eclipse.tracecompass.statesystem.core.ITmfStateSystem; |
1dd75589 | 36 | import org.eclipse.tracecompass.statesystem.core.StateSystemUtils; |
e894a508 AM |
37 | import org.eclipse.tracecompass.statesystem.core.exceptions.AttributeNotFoundException; |
38 | import org.eclipse.tracecompass.statesystem.core.exceptions.StateSystemDisposedException; | |
39 | import org.eclipse.tracecompass.statesystem.core.exceptions.StateValueTypeException; | |
40 | import org.eclipse.tracecompass.statesystem.core.exceptions.TimeRangeException; | |
41 | import org.eclipse.tracecompass.statesystem.core.interval.ITmfStateInterval; | |
2bdf0193 AM |
42 | import org.eclipse.tracecompass.tmf.analysis.xml.core.model.ITmfXmlModelFactory; |
43 | import org.eclipse.tracecompass.tmf.analysis.xml.core.model.ITmfXmlStateAttribute; | |
44 | import org.eclipse.tracecompass.tmf.analysis.xml.core.model.readonly.TmfXmlReadOnlyModelFactory; | |
45 | import org.eclipse.tracecompass.tmf.analysis.xml.core.module.IXmlStateSystemContainer; | |
46 | import org.eclipse.tracecompass.tmf.analysis.xml.core.module.XmlUtils; | |
47 | import org.eclipse.tracecompass.tmf.analysis.xml.core.stateprovider.TmfXmlStrings; | |
48 | import org.eclipse.tracecompass.tmf.analysis.xml.ui.views.timegraph.XmlEntry.EntryDisplayType; | |
49 | import org.eclipse.tracecompass.tmf.core.statesystem.ITmfAnalysisModuleWithStateSystems; | |
50 | import org.eclipse.tracecompass.tmf.core.statesystem.TmfStateSystemAnalysisModule; | |
51 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; | |
52 | import org.eclipse.tracecompass.tmf.core.trace.TmfTraceManager; | |
b8585c7c | 53 | import org.eclipse.tracecompass.tmf.core.trace.TmfTraceUtils; |
2bdf0193 AM |
54 | import org.eclipse.tracecompass.tmf.ui.views.timegraph.AbstractTimeGraphView; |
55 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.ITimeGraphPresentationProvider2; | |
56 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ILinkEvent; | |
57 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeEvent; | |
58 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; | |
59 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.NullTimeEvent; | |
60 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.TimeEvent; | |
61 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.TimeGraphEntry; | |
1a23419e FW |
62 | import org.w3c.dom.Element; |
63 | ||
64 | /** | |
65 | * This view displays state system data in a time graph view. It uses an XML | |
66 | * {@link TmfXmlUiStrings#TIME_GRAPH_VIEW} element from an XML file. This | |
67 | * element defines which entries from the state system will be shown and also | |
68 | * gives additional information on the presentation of the view (states, colors, | |
69 | * etc) | |
70 | * | |
71 | * @author Florian Wininger | |
72 | */ | |
73 | public class XmlTimeGraphView extends AbstractTimeGraphView { | |
74 | ||
75 | /** View ID. */ | |
35423ee0 | 76 | public static final @NonNull String ID = "org.eclipse.linuxtools.tmf.analysis.xml.ui.views.timegraph"; //$NON-NLS-1$ |
1a23419e FW |
77 | |
78 | private static final String[] DEFAULT_COLUMN_NAMES = new String[] { | |
79 | Messages.XmlTimeGraphView_ColumnName, | |
80 | Messages.XmlTimeGraphView_ColumnId, | |
81 | Messages.XmlTimeGraphView_ColumnParentId, | |
82 | }; | |
83 | ||
84 | private static final String[] DEFAULT_FILTER_COLUMN_NAMES = new String[] { | |
85 | Messages.XmlTimeGraphView_ColumnName, | |
86 | Messages.XmlTimeGraphView_ColumnId | |
87 | }; | |
88 | ||
89 | /** The relative weight of the sash */ | |
90 | private static final int[] fWeight = { 1, 2 }; | |
91 | ||
92 | private static final String EMPTY_STRING = ""; //$NON-NLS-1$ | |
93 | private static final String SPLIT_STRING = "/"; //$NON-NLS-1$ | |
94 | ||
35423ee0 | 95 | private final @NonNull XmlViewInfo fViewInfo = new XmlViewInfo(ID); |
1a23419e FW |
96 | private final ITmfXmlModelFactory fFactory; |
97 | ||
98 | // ------------------------------------------------------------------------ | |
99 | // Constructors | |
100 | // ------------------------------------------------------------------------ | |
101 | ||
102 | /** | |
103 | * Default constructor | |
104 | */ | |
105 | public XmlTimeGraphView() { | |
106 | super(ID, new XmlPresentationProvider()); | |
107 | setWeight(fWeight); | |
108 | setTreeColumns(DEFAULT_COLUMN_NAMES); | |
109 | setTreeLabelProvider(new XmlTreeLabelProvider()); | |
110 | setFilterColumns(DEFAULT_FILTER_COLUMN_NAMES); | |
111 | setFilterLabelProvider(new XmlTreeLabelProvider()); | |
112 | setEntryComparator(new XmlEntryComparator()); | |
113 | this.addPartPropertyListener(new IPropertyChangeListener() { | |
114 | @Override | |
115 | public void propertyChange(PropertyChangeEvent event) { | |
116 | if (event.getProperty().equals(TmfXmlUiStrings.XML_OUTPUT_DATA)) { | |
35423ee0 GB |
117 | Object newValue = event.getNewValue(); |
118 | if (newValue instanceof String) { | |
119 | String data = (String) newValue; | |
120 | fViewInfo.setViewData(data); | |
121 | loadNewXmlView(); | |
122 | } | |
1a23419e FW |
123 | } |
124 | } | |
125 | }); | |
1a23419e | 126 | |
1a23419e FW |
127 | fFactory = TmfXmlReadOnlyModelFactory.getInstance(); |
128 | } | |
129 | ||
1a23419e FW |
130 | private void loadNewXmlView() { |
131 | rebuild(); | |
132 | } | |
133 | ||
134 | private void setViewTitle(final String title) { | |
135 | Display.getDefault().asyncExec(new Runnable() { | |
136 | @Override | |
137 | public void run() { | |
138 | setPartName(title); | |
139 | } | |
140 | }); | |
141 | ||
142 | } | |
143 | ||
144 | @Override | |
145 | protected String getNextText() { | |
146 | return Messages.XmlTimeGraphView_NextText; | |
147 | } | |
148 | ||
149 | @Override | |
150 | protected String getNextTooltip() { | |
151 | return Messages.XmlTimeGraphView_NextTooltip; | |
152 | } | |
153 | ||
154 | @Override | |
155 | protected String getPrevText() { | |
156 | return Messages.XmlTimeGraphView_PreviousText; | |
157 | } | |
158 | ||
159 | @Override | |
160 | protected String getPrevTooltip() { | |
161 | return Messages.XmlTimeGraphView_PreviousInterval; | |
162 | } | |
163 | ||
164 | /** | |
165 | * Default label provider, it shows name, id and parent columns | |
166 | * | |
167 | * TODO: There should be a way to define columns in the XML | |
168 | * */ | |
169 | private static class XmlTreeLabelProvider extends TreeLabelProvider { | |
170 | ||
171 | @Override | |
172 | public String getColumnText(Object element, int columnIndex) { | |
173 | XmlEntry entry = (XmlEntry) element; | |
174 | ||
175 | if (DEFAULT_COLUMN_NAMES[columnIndex].equals(Messages.XmlTimeGraphView_ColumnName)) { | |
176 | return entry.getName(); | |
177 | } else if (DEFAULT_COLUMN_NAMES[columnIndex].equals(Messages.XmlTimeGraphView_ColumnId)) { | |
178 | return entry.getId(); | |
179 | } else if (DEFAULT_COLUMN_NAMES[columnIndex].equals(Messages.XmlTimeGraphView_ColumnParentId)) { | |
180 | return entry.getParentId(); | |
181 | } | |
182 | return EMPTY_STRING; | |
183 | } | |
184 | ||
185 | } | |
186 | ||
187 | private static class XmlEntryComparator implements Comparator<ITimeGraphEntry> { | |
188 | ||
189 | @Override | |
190 | public int compare(ITimeGraphEntry o1, ITimeGraphEntry o2) { | |
191 | ||
192 | int result = 0; | |
193 | ||
194 | if ((o1 instanceof XmlEntry) && (o2 instanceof XmlEntry)) { | |
195 | XmlEntry entry1 = (XmlEntry) o1; | |
196 | XmlEntry entry2 = (XmlEntry) o2; | |
197 | result = entry1.getTrace().getStartTime().compareTo(entry2.getTrace().getStartTime()); | |
198 | if (result == 0) { | |
199 | result = entry1.getTrace().getName().compareTo(entry2.getTrace().getName()); | |
200 | } | |
201 | if (result == 0) { | |
202 | result = entry1.getName().compareTo(entry2.getName()); | |
203 | } | |
204 | } | |
205 | ||
206 | if (result == 0) { | |
207 | result = o1.getStartTime() < o2.getStartTime() ? -1 : o1.getStartTime() > o2.getStartTime() ? 1 : 0; | |
208 | } | |
209 | ||
210 | return result; | |
211 | } | |
212 | } | |
213 | ||
214 | // ------------------------------------------------------------------------ | |
215 | // Internal | |
216 | // ------------------------------------------------------------------------ | |
217 | ||
218 | @Override | |
219 | protected void buildEventList(ITmfTrace trace, ITmfTrace parentTrace, IProgressMonitor monitor) { | |
220 | ||
221 | /* | |
222 | * Get the view element from the XML file. If the element can't be | |
223 | * found, return. | |
224 | */ | |
35423ee0 | 225 | Element viewElement = fViewInfo.getViewElement(TmfXmlUiStrings.TIME_GRAPH_VIEW); |
1a23419e FW |
226 | if (viewElement == null) { |
227 | return; | |
228 | } | |
229 | ITimeGraphPresentationProvider2 pres = this.getPresentationProvider(); | |
230 | if (pres instanceof XmlPresentationProvider) { | |
231 | /* | |
232 | * TODO: Each entry of a line could have their own states/color. | |
233 | * That will require an update to the presentation provider | |
234 | */ | |
235 | ((XmlPresentationProvider) pres).loadNewStates(viewElement); | |
236 | } | |
237 | ||
35423ee0 GB |
238 | String title = fViewInfo.getViewTitle(viewElement); |
239 | if (title == null) { | |
240 | title = Messages.XmlTimeGraphView_DefaultTitle; | |
1a23419e | 241 | } |
35423ee0 GB |
242 | setViewTitle(title); |
243 | Set<String> analysisIds = fViewInfo.getViewAnalysisIds(viewElement); | |
244 | ||
1a23419e FW |
245 | List<Element> entries = XmlUtils.getChildElements(viewElement, TmfXmlUiStrings.ENTRY_ELEMENT); |
246 | Set<XmlEntry> entryList = new TreeSet<>(getEntryComparator()); | |
247 | for (ITmfTrace aTrace : TmfTraceManager.getTraceSet(trace)) { | |
248 | if (monitor.isCanceled()) { | |
249 | return; | |
250 | } | |
251 | ||
252 | List<ITmfAnalysisModuleWithStateSystems> stateSystemModules = new LinkedList<>(); | |
253 | if (analysisIds.isEmpty()) { | |
254 | /* | |
255 | * No analysis specified, take all state system analysis modules | |
256 | */ | |
b8585c7c | 257 | for (ITmfAnalysisModuleWithStateSystems module : TmfTraceUtils.getAnalysisModulesOfClass(aTrace, ITmfAnalysisModuleWithStateSystems.class)) { |
1a23419e FW |
258 | stateSystemModules.add(module); |
259 | } | |
260 | } else { | |
261 | for (String moduleId : analysisIds) { | |
b8585c7c | 262 | ITmfAnalysisModuleWithStateSystems module = TmfTraceUtils.getAnalysisModuleOfClass(aTrace, ITmfAnalysisModuleWithStateSystems.class, moduleId); |
1a23419e FW |
263 | if (module != null) { |
264 | stateSystemModules.add(module); | |
265 | } | |
266 | } | |
267 | } | |
268 | ||
269 | for (ITmfAnalysisModuleWithStateSystems module : stateSystemModules) { | |
e1c415b3 BH |
270 | IStatus status = module.schedule(); |
271 | if (!status.isOK()) { | |
272 | return; | |
273 | } | |
1a23419e FW |
274 | if (module instanceof TmfStateSystemAnalysisModule) { |
275 | ((TmfStateSystemAnalysisModule) module).waitForInitialization(); | |
276 | } | |
277 | for (ITmfStateSystem ssq : module.getStateSystems()) { | |
278 | if (ssq == null) { | |
279 | return; | |
280 | } | |
281 | ssq.waitUntilBuilt(); | |
282 | ||
283 | long startTime = ssq.getStartTime(); | |
284 | long endTime = ssq.getCurrentEndTime(); | |
285 | XmlEntry groupEntry = new XmlEntry(-1, aTrace, aTrace.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 | putEntryList(trace, new ArrayList<TimeGraphEntry>(entryList)); | |
298 | ||
299 | if (trace.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, | |
12685851 | 380 | @NonNull XmlEntry parentEntry, int quark, ITmfStateSystem ss) { |
1a23419e FW |
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); | |
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(); | |
fadf52eb | 394 | |
1a23419e | 395 | try { |
1a23419e | 396 | |
fadf52eb | 397 | ITmfStateInterval oneInterval = ss.querySingleState(entryStart, displayQuark); |
1a23419e | 398 | |
fadf52eb FR |
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; | |
1a23419e | 404 | } |
fadf52eb | 405 | oneInterval = ss.querySingleState(ts, displayQuark); |
1a23419e | 406 | } |
fadf52eb FR |
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 | ||
1a23419e FW |
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, 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 | ||
a3188982 | 438 | for (ITimeGraphEntry entry : traceEntry.getChildren()) { |
1a23419e FW |
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()); | |
0a35a36f GB |
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 | */ | |
1a23419e | 461 | if (parent != null && |
0a35a36f GB |
462 | !(entry.getStartTime() > parent.getEndTime() || |
463 | entry.getEndTime() < parent.getStartTime())) { | |
1a23419e FW |
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 | ||
1dd75589 | 492 | List<ITmfStateInterval> statusIntervals = StateSystemUtils.queryHistoryRange(ssq, quark, realStart, realEnd - 1, resolution, monitor); |
1a23419e FW |
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 | } |