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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; | |
27 | import org.eclipse.jdt.annotation.NonNull; | |
1a23419e FW |
28 | import org.eclipse.jface.util.IPropertyChangeListener; |
29 | import org.eclipse.jface.util.PropertyChangeEvent; | |
1a23419e | 30 | import org.eclipse.swt.widgets.Display; |
2bdf0193 AM |
31 | import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.Activator; |
32 | import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.TmfXmlUiStrings; | |
33 | import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.views.XmlViewInfo; | |
e894a508 AM |
34 | import org.eclipse.tracecompass.statesystem.core.ITmfStateSystem; |
35 | import org.eclipse.tracecompass.statesystem.core.exceptions.AttributeNotFoundException; | |
36 | import org.eclipse.tracecompass.statesystem.core.exceptions.StateSystemDisposedException; | |
37 | import org.eclipse.tracecompass.statesystem.core.exceptions.StateValueTypeException; | |
38 | import org.eclipse.tracecompass.statesystem.core.exceptions.TimeRangeException; | |
39 | import org.eclipse.tracecompass.statesystem.core.interval.ITmfStateInterval; | |
2bdf0193 AM |
40 | import org.eclipse.tracecompass.tmf.analysis.xml.core.model.ITmfXmlModelFactory; |
41 | import org.eclipse.tracecompass.tmf.analysis.xml.core.model.ITmfXmlStateAttribute; | |
42 | import org.eclipse.tracecompass.tmf.analysis.xml.core.model.readonly.TmfXmlReadOnlyModelFactory; | |
43 | import org.eclipse.tracecompass.tmf.analysis.xml.core.module.IXmlStateSystemContainer; | |
44 | import org.eclipse.tracecompass.tmf.analysis.xml.core.module.XmlUtils; | |
45 | import org.eclipse.tracecompass.tmf.analysis.xml.core.stateprovider.TmfXmlStrings; | |
46 | import org.eclipse.tracecompass.tmf.analysis.xml.ui.views.timegraph.XmlEntry.EntryDisplayType; | |
47 | import org.eclipse.tracecompass.tmf.core.statesystem.ITmfAnalysisModuleWithStateSystems; | |
48 | import org.eclipse.tracecompass.tmf.core.statesystem.TmfStateSystemAnalysisModule; | |
49 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; | |
50 | import org.eclipse.tracecompass.tmf.core.trace.TmfTraceManager; | |
51 | import org.eclipse.tracecompass.tmf.ui.views.timegraph.AbstractTimeGraphView; | |
52 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.ITimeGraphPresentationProvider2; | |
53 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ILinkEvent; | |
54 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeEvent; | |
55 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; | |
56 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.NullTimeEvent; | |
57 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.TimeEvent; | |
58 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.TimeGraphEntry; | |
1a23419e FW |
59 | import org.w3c.dom.Element; |
60 | ||
61 | /** | |
62 | * This view displays state system data in a time graph view. It uses an XML | |
63 | * {@link TmfXmlUiStrings#TIME_GRAPH_VIEW} element from an XML file. This | |
64 | * element defines which entries from the state system will be shown and also | |
65 | * gives additional information on the presentation of the view (states, colors, | |
66 | * etc) | |
67 | * | |
68 | * @author Florian Wininger | |
69 | */ | |
70 | public class XmlTimeGraphView extends AbstractTimeGraphView { | |
71 | ||
72 | /** View ID. */ | |
35423ee0 | 73 | public static final @NonNull String ID = "org.eclipse.linuxtools.tmf.analysis.xml.ui.views.timegraph"; //$NON-NLS-1$ |
1a23419e FW |
74 | |
75 | private static final String[] DEFAULT_COLUMN_NAMES = new String[] { | |
76 | Messages.XmlTimeGraphView_ColumnName, | |
77 | Messages.XmlTimeGraphView_ColumnId, | |
78 | Messages.XmlTimeGraphView_ColumnParentId, | |
79 | }; | |
80 | ||
81 | private static final String[] DEFAULT_FILTER_COLUMN_NAMES = new String[] { | |
82 | Messages.XmlTimeGraphView_ColumnName, | |
83 | Messages.XmlTimeGraphView_ColumnId | |
84 | }; | |
85 | ||
86 | /** The relative weight of the sash */ | |
87 | private static final int[] fWeight = { 1, 2 }; | |
88 | ||
89 | private static final String EMPTY_STRING = ""; //$NON-NLS-1$ | |
90 | private static final String SPLIT_STRING = "/"; //$NON-NLS-1$ | |
91 | ||
35423ee0 | 92 | private final @NonNull XmlViewInfo fViewInfo = new XmlViewInfo(ID); |
1a23419e FW |
93 | private final ITmfXmlModelFactory fFactory; |
94 | ||
95 | // ------------------------------------------------------------------------ | |
96 | // Constructors | |
97 | // ------------------------------------------------------------------------ | |
98 | ||
99 | /** | |
100 | * Default constructor | |
101 | */ | |
102 | public XmlTimeGraphView() { | |
103 | super(ID, new XmlPresentationProvider()); | |
104 | setWeight(fWeight); | |
105 | setTreeColumns(DEFAULT_COLUMN_NAMES); | |
106 | setTreeLabelProvider(new XmlTreeLabelProvider()); | |
107 | setFilterColumns(DEFAULT_FILTER_COLUMN_NAMES); | |
108 | setFilterLabelProvider(new XmlTreeLabelProvider()); | |
109 | setEntryComparator(new XmlEntryComparator()); | |
110 | this.addPartPropertyListener(new IPropertyChangeListener() { | |
111 | @Override | |
112 | public void propertyChange(PropertyChangeEvent event) { | |
113 | if (event.getProperty().equals(TmfXmlUiStrings.XML_OUTPUT_DATA)) { | |
35423ee0 GB |
114 | Object newValue = event.getNewValue(); |
115 | if (newValue instanceof String) { | |
116 | String data = (String) newValue; | |
117 | fViewInfo.setViewData(data); | |
118 | loadNewXmlView(); | |
119 | } | |
1a23419e FW |
120 | } |
121 | } | |
122 | }); | |
1a23419e | 123 | |
1a23419e FW |
124 | fFactory = TmfXmlReadOnlyModelFactory.getInstance(); |
125 | } | |
126 | ||
1a23419e FW |
127 | private void loadNewXmlView() { |
128 | rebuild(); | |
129 | } | |
130 | ||
131 | private void setViewTitle(final String title) { | |
132 | Display.getDefault().asyncExec(new Runnable() { | |
133 | @Override | |
134 | public void run() { | |
135 | setPartName(title); | |
136 | } | |
137 | }); | |
138 | ||
139 | } | |
140 | ||
141 | @Override | |
142 | protected String getNextText() { | |
143 | return Messages.XmlTimeGraphView_NextText; | |
144 | } | |
145 | ||
146 | @Override | |
147 | protected String getNextTooltip() { | |
148 | return Messages.XmlTimeGraphView_NextTooltip; | |
149 | } | |
150 | ||
151 | @Override | |
152 | protected String getPrevText() { | |
153 | return Messages.XmlTimeGraphView_PreviousText; | |
154 | } | |
155 | ||
156 | @Override | |
157 | protected String getPrevTooltip() { | |
158 | return Messages.XmlTimeGraphView_PreviousInterval; | |
159 | } | |
160 | ||
161 | /** | |
162 | * Default label provider, it shows name, id and parent columns | |
163 | * | |
164 | * TODO: There should be a way to define columns in the XML | |
165 | * */ | |
166 | private static class XmlTreeLabelProvider extends TreeLabelProvider { | |
167 | ||
168 | @Override | |
169 | public String getColumnText(Object element, int columnIndex) { | |
170 | XmlEntry entry = (XmlEntry) element; | |
171 | ||
172 | if (DEFAULT_COLUMN_NAMES[columnIndex].equals(Messages.XmlTimeGraphView_ColumnName)) { | |
173 | return entry.getName(); | |
174 | } else if (DEFAULT_COLUMN_NAMES[columnIndex].equals(Messages.XmlTimeGraphView_ColumnId)) { | |
175 | return entry.getId(); | |
176 | } else if (DEFAULT_COLUMN_NAMES[columnIndex].equals(Messages.XmlTimeGraphView_ColumnParentId)) { | |
177 | return entry.getParentId(); | |
178 | } | |
179 | return EMPTY_STRING; | |
180 | } | |
181 | ||
182 | } | |
183 | ||
184 | private static class XmlEntryComparator implements Comparator<ITimeGraphEntry> { | |
185 | ||
186 | @Override | |
187 | public int compare(ITimeGraphEntry o1, ITimeGraphEntry o2) { | |
188 | ||
189 | int result = 0; | |
190 | ||
191 | if ((o1 instanceof XmlEntry) && (o2 instanceof XmlEntry)) { | |
192 | XmlEntry entry1 = (XmlEntry) o1; | |
193 | XmlEntry entry2 = (XmlEntry) o2; | |
194 | result = entry1.getTrace().getStartTime().compareTo(entry2.getTrace().getStartTime()); | |
195 | if (result == 0) { | |
196 | result = entry1.getTrace().getName().compareTo(entry2.getTrace().getName()); | |
197 | } | |
198 | if (result == 0) { | |
199 | result = entry1.getName().compareTo(entry2.getName()); | |
200 | } | |
201 | } | |
202 | ||
203 | if (result == 0) { | |
204 | result = o1.getStartTime() < o2.getStartTime() ? -1 : o1.getStartTime() > o2.getStartTime() ? 1 : 0; | |
205 | } | |
206 | ||
207 | return result; | |
208 | } | |
209 | } | |
210 | ||
211 | // ------------------------------------------------------------------------ | |
212 | // Internal | |
213 | // ------------------------------------------------------------------------ | |
214 | ||
215 | @Override | |
216 | protected void buildEventList(ITmfTrace trace, ITmfTrace parentTrace, IProgressMonitor monitor) { | |
217 | ||
218 | /* | |
219 | * Get the view element from the XML file. If the element can't be | |
220 | * found, return. | |
221 | */ | |
35423ee0 | 222 | Element viewElement = fViewInfo.getViewElement(TmfXmlUiStrings.TIME_GRAPH_VIEW); |
1a23419e FW |
223 | if (viewElement == null) { |
224 | return; | |
225 | } | |
226 | ITimeGraphPresentationProvider2 pres = this.getPresentationProvider(); | |
227 | if (pres instanceof XmlPresentationProvider) { | |
228 | /* | |
229 | * TODO: Each entry of a line could have their own states/color. | |
230 | * That will require an update to the presentation provider | |
231 | */ | |
232 | ((XmlPresentationProvider) pres).loadNewStates(viewElement); | |
233 | } | |
234 | ||
35423ee0 GB |
235 | String title = fViewInfo.getViewTitle(viewElement); |
236 | if (title == null) { | |
237 | title = Messages.XmlTimeGraphView_DefaultTitle; | |
1a23419e | 238 | } |
35423ee0 GB |
239 | setViewTitle(title); |
240 | Set<String> analysisIds = fViewInfo.getViewAnalysisIds(viewElement); | |
241 | ||
1a23419e FW |
242 | List<Element> entries = XmlUtils.getChildElements(viewElement, TmfXmlUiStrings.ENTRY_ELEMENT); |
243 | Set<XmlEntry> entryList = new TreeSet<>(getEntryComparator()); | |
244 | for (ITmfTrace aTrace : TmfTraceManager.getTraceSet(trace)) { | |
245 | if (monitor.isCanceled()) { | |
246 | return; | |
247 | } | |
248 | ||
249 | List<ITmfAnalysisModuleWithStateSystems> stateSystemModules = new LinkedList<>(); | |
250 | if (analysisIds.isEmpty()) { | |
251 | /* | |
252 | * No analysis specified, take all state system analysis modules | |
253 | */ | |
254 | for (ITmfAnalysisModuleWithStateSystems module : aTrace.getAnalysisModulesOfClass(ITmfAnalysisModuleWithStateSystems.class)) { | |
255 | stateSystemModules.add(module); | |
256 | } | |
257 | } else { | |
258 | for (String moduleId : analysisIds) { | |
259 | ITmfAnalysisModuleWithStateSystems module = aTrace.getAnalysisModuleOfClass(ITmfAnalysisModuleWithStateSystems.class, moduleId); | |
260 | if (module != null) { | |
261 | stateSystemModules.add(module); | |
262 | } | |
263 | } | |
264 | } | |
265 | ||
266 | for (ITmfAnalysisModuleWithStateSystems module : stateSystemModules) { | |
267 | module.schedule(); | |
268 | if (module instanceof TmfStateSystemAnalysisModule) { | |
269 | ((TmfStateSystemAnalysisModule) module).waitForInitialization(); | |
270 | } | |
271 | for (ITmfStateSystem ssq : module.getStateSystems()) { | |
272 | if (ssq == null) { | |
273 | return; | |
274 | } | |
275 | ssq.waitUntilBuilt(); | |
276 | ||
277 | long startTime = ssq.getStartTime(); | |
278 | long endTime = ssq.getCurrentEndTime(); | |
279 | XmlEntry groupEntry = new XmlEntry(-1, aTrace, aTrace.getName(), ssq); | |
280 | entryList.add(groupEntry); | |
281 | setStartTime(Math.min(getStartTime(), startTime)); | |
282 | setEndTime(Math.max(getEndTime(), endTime)); | |
283 | ||
284 | /* Add children entry of this entry for each line */ | |
285 | for (Element entry : entries) { | |
286 | buildEntry(entry, groupEntry, -1); | |
287 | } | |
288 | } | |
289 | } | |
290 | } | |
291 | putEntryList(trace, new ArrayList<TimeGraphEntry>(entryList)); | |
292 | ||
293 | if (trace.equals(getTrace())) { | |
294 | refresh(); | |
295 | } | |
296 | for (XmlEntry traceEntry : entryList) { | |
297 | if (monitor.isCanceled()) { | |
298 | return; | |
299 | } | |
300 | long startTime = traceEntry.getStateSystem().getStartTime(); | |
301 | long endTime = traceEntry.getStateSystem().getCurrentEndTime() + 1; | |
302 | buildStatusEvent(traceEntry, monitor, startTime, endTime); | |
303 | } | |
304 | } | |
305 | ||
306 | private void buildEntry(Element entryElement, XmlEntry parentEntry, int baseQuark) { | |
307 | /* Get the attribute string to display */ | |
308 | String path = entryElement.getAttribute(TmfXmlUiStrings.PATH); | |
309 | if (path.isEmpty()) { | |
310 | path = TmfXmlStrings.WILDCARD; | |
311 | } | |
312 | ||
313 | /* | |
314 | * Make sure the XML element has either a display attribute or entries, | |
315 | * otherwise issue a warning | |
316 | */ | |
317 | ||
318 | List<Element> displayElements = XmlUtils.getChildElements(entryElement, TmfXmlUiStrings.DISPLAY_ELEMENT); | |
319 | List<Element> entryElements = XmlUtils.getChildElements(entryElement, TmfXmlUiStrings.ENTRY_ELEMENT); | |
320 | ||
321 | if (displayElements.isEmpty() && entryElements.isEmpty()) { | |
322 | Activator.logWarning(String.format("XML view: entry for %s should have either a display element or entry elements", path)); //$NON-NLS-1$ | |
323 | return; | |
324 | } | |
325 | ||
326 | ITmfStateSystem ss = parentEntry.getStateSystem(); | |
327 | ||
328 | /* Get the list of quarks to process with this path */ | |
329 | String[] paths = path.split(SPLIT_STRING); | |
330 | int i = 0; | |
331 | List<Integer> quarks = Collections.singletonList(baseQuark); | |
332 | ||
333 | try { | |
334 | while (i < paths.length) { | |
335 | List<Integer> subQuarks = new LinkedList<>(); | |
336 | /* Replace * by .* to have a regex string */ | |
337 | String name = paths[i].replaceAll("\\*", ".*"); //$NON-NLS-1$ //$NON-NLS-2$ | |
338 | for (int relativeQuark : quarks) { | |
339 | for (int quark : ss.getSubAttributes(relativeQuark, false, name)) { | |
340 | subQuarks.add(quark); | |
341 | } | |
342 | } | |
343 | quarks = subQuarks; | |
344 | i++; | |
345 | } | |
346 | ||
347 | /* Process each quark */ | |
348 | XmlEntry currentEntry = parentEntry; | |
349 | Element displayElement = null; | |
350 | Map<String, XmlEntry> entryMap = new HashMap<>(); | |
351 | if (!displayElements.isEmpty()) { | |
352 | displayElement = displayElements.get(0); | |
353 | } | |
354 | for (int quark : quarks) { | |
355 | currentEntry = parentEntry; | |
356 | /* Process the current entry, if specified */ | |
357 | if (displayElement != null) { | |
358 | currentEntry = processEntry(entryElement, displayElement, parentEntry, quark, ss); | |
359 | entryMap.put(currentEntry.getId(), currentEntry); | |
360 | } | |
361 | /* Process the children entry of this entry */ | |
362 | for (Element subEntryEl : entryElements) { | |
363 | buildEntry(subEntryEl, currentEntry, quark); | |
364 | } | |
365 | } | |
366 | if (!entryMap.isEmpty()) { | |
367 | buildTree(entryMap, parentEntry); | |
368 | } | |
369 | } catch (AttributeNotFoundException e) { | |
370 | } | |
371 | } | |
372 | ||
373 | private XmlEntry processEntry(@NonNull Element entryElement, @NonNull Element displayEl, | |
374 | XmlEntry parentEntry, int quark, ITmfStateSystem ss) { | |
375 | /* | |
376 | * Get the start time and end time of this entry from the display | |
377 | * attribute | |
378 | */ | |
379 | ITmfXmlStateAttribute display = fFactory.createStateAttribute(displayEl, parentEntry); | |
380 | int displayQuark = display.getAttributeQuark(quark); | |
381 | if (displayQuark == IXmlStateSystemContainer.ERROR_QUARK) { | |
382 | return new XmlEntry(quark, parentEntry.getTrace(), | |
383 | String.format("Unknown display quark for %s", ss.getAttributeName(quark)), ss); //$NON-NLS-1$ | |
384 | } | |
385 | ||
386 | long entryStart = ss.getStartTime(); | |
387 | long entryEnd = ss.getCurrentEndTime(); | |
fadf52eb | 388 | |
1a23419e | 389 | try { |
1a23419e | 390 | |
fadf52eb | 391 | ITmfStateInterval oneInterval = ss.querySingleState(entryStart, displayQuark); |
1a23419e | 392 | |
fadf52eb FR |
393 | /* The entry start is the first non-null interval */ |
394 | while (oneInterval.getStateValue().isNull()) { | |
395 | long ts = oneInterval.getEndTime() + 1; | |
396 | if (ts > ss.getCurrentEndTime()) { | |
397 | break; | |
1a23419e | 398 | } |
fadf52eb | 399 | oneInterval = ss.querySingleState(ts, displayQuark); |
1a23419e | 400 | } |
fadf52eb FR |
401 | entryStart = oneInterval.getStartTime(); |
402 | ||
403 | /* The entry end is the last non-null interval */ | |
404 | oneInterval = ss.querySingleState(entryEnd, displayQuark); | |
405 | while (oneInterval.getStateValue().isNull()) { | |
406 | long ts = oneInterval.getStartTime() - 1; | |
407 | if (ts < ss.getStartTime()) { | |
408 | break; | |
409 | } | |
410 | oneInterval = ss.querySingleState(ts, displayQuark); | |
411 | } | |
412 | entryEnd = oneInterval.getEndTime(); | |
413 | ||
1a23419e FW |
414 | } catch (AttributeNotFoundException | StateSystemDisposedException e) { |
415 | } | |
416 | ||
417 | return new XmlEntry(quark, displayQuark, parentEntry.getTrace(), ss.getAttributeName(quark), | |
418 | entryStart, entryEnd, EntryDisplayType.DISPLAY, ss, entryElement); | |
419 | } | |
420 | ||
421 | private void buildStatusEvent(XmlEntry traceEntry, IProgressMonitor monitor, long start, long end) { | |
422 | long resolution = (end - start) / getDisplayWidth(); | |
423 | long startTime = Math.max(start, traceEntry.getStartTime()); | |
424 | long endTime = Math.min(end + 1, traceEntry.getEndTime()); | |
425 | List<ITimeEvent> eventList = getEventList(traceEntry, startTime, endTime, resolution, monitor); | |
426 | if (monitor.isCanceled()) { | |
427 | return; | |
428 | } | |
429 | traceEntry.setEventList(eventList); | |
430 | redraw(); | |
431 | ||
a3188982 | 432 | for (ITimeGraphEntry entry : traceEntry.getChildren()) { |
1a23419e FW |
433 | if (monitor.isCanceled()) { |
434 | return; | |
435 | } | |
436 | XmlEntry xmlEntry = (XmlEntry) entry; | |
437 | buildStatusEvent(xmlEntry, monitor, start, end); | |
438 | } | |
439 | } | |
440 | ||
441 | /** Build a tree using getParentId() and getId() */ | |
442 | private static void buildTree(Map<String, XmlEntry> entryMap, XmlEntry rootEntry) { | |
443 | for (XmlEntry entry : entryMap.values()) { | |
444 | boolean root = true; | |
445 | if (!entry.getParentId().isEmpty()) { | |
446 | XmlEntry parent = entryMap.get(entry.getParentId()); | |
447 | if (parent != null && | |
448 | entry.getStartTime() >= parent.getStartTime() && | |
449 | entry.getStartTime() <= parent.getEndTime()) { | |
450 | parent.addChild(entry); | |
451 | root = false; | |
452 | } | |
453 | } | |
454 | if (root) { | |
455 | rootEntry.addChild(entry); | |
456 | } | |
457 | } | |
458 | } | |
459 | ||
460 | @Override | |
461 | protected List<ITimeEvent> getEventList(TimeGraphEntry entry, long startTime, long endTime, long resolution, IProgressMonitor monitor) { | |
462 | if (!(entry instanceof XmlEntry)) { | |
463 | return Collections.EMPTY_LIST; | |
464 | } | |
465 | XmlEntry xmlEntry = (XmlEntry) entry; | |
466 | ITmfStateSystem ssq = xmlEntry.getStateSystem(); | |
467 | final long realStart = Math.max(startTime, entry.getStartTime()); | |
468 | final long realEnd = Math.min(endTime, entry.getEndTime()); | |
469 | if (realEnd <= realStart) { | |
470 | return null; | |
471 | } | |
472 | List<ITimeEvent> eventList = null; | |
473 | int quark = xmlEntry.getDisplayQuark(); | |
474 | ||
475 | try { | |
476 | if (xmlEntry.getType() == EntryDisplayType.DISPLAY) { | |
477 | ||
478 | List<ITmfStateInterval> statusIntervals = ssq.queryHistoryRange(quark, realStart, realEnd - 1, resolution, monitor); | |
479 | eventList = new ArrayList<>(statusIntervals.size()); | |
480 | long lastEndTime = -1; | |
481 | for (ITmfStateInterval statusInterval : statusIntervals) { | |
482 | if (monitor.isCanceled()) { | |
483 | return null; | |
484 | } | |
485 | int status = statusInterval.getStateValue().unboxInt(); | |
486 | long time = statusInterval.getStartTime(); | |
487 | long duration = statusInterval.getEndTime() - time + 1; | |
488 | if (!statusInterval.getStateValue().isNull()) { | |
489 | if (lastEndTime != time && lastEndTime != -1) { | |
490 | eventList.add(new TimeEvent(entry, lastEndTime, time - lastEndTime)); | |
491 | } | |
492 | eventList.add(new TimeEvent(entry, time, duration, status)); | |
493 | } else if (lastEndTime == -1 || time + duration >= endTime) { | |
494 | // add null event if it intersects the start or end time | |
495 | eventList.add(new NullTimeEvent(entry, time, duration)); | |
496 | } | |
497 | lastEndTime = time + duration; | |
498 | } | |
499 | } | |
500 | } catch (AttributeNotFoundException | TimeRangeException | StateValueTypeException | StateSystemDisposedException e) { | |
501 | /* Ignored */ | |
502 | } | |
503 | return eventList; | |
504 | } | |
505 | ||
506 | @Override | |
507 | protected List<ILinkEvent> getLinkList(long startTime, long endTime, long resolution, IProgressMonitor monitor) { | |
508 | /* TODO: not implemented yet, need XML to go along */ | |
509 | return Collections.EMPTY_LIST; | |
510 | } | |
511 | ||
512 | } |