1 /*******************************************************************************
2 * Copyright (c) 2012, 2015 Ericsson, École Polytechnique de Montréal and others.
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
10 * Patrick Tasse - Initial API and implementation
11 * Geneviève Bastien - Move code to provide base classes for time graph view
12 * Christian Mansky - Add check active / uncheck inactive buttons
13 *******************************************************************************/
15 package org
.eclipse
.tracecompass
.analysis
.os
.linux
.ui
.views
.controlflow
;
17 import java
.util
.ArrayList
;
18 import java
.util
.Comparator
;
19 import java
.util
.HashMap
;
20 import java
.util
.List
;
23 import org
.eclipse
.core
.runtime
.IProgressMonitor
;
24 import org
.eclipse
.jdt
.annotation
.NonNull
;
25 import org
.eclipse
.jdt
.annotation
.Nullable
;
26 import org
.eclipse
.jface
.action
.IAction
;
27 import org
.eclipse
.jface
.action
.IToolBarManager
;
28 import org
.eclipse
.jface
.dialogs
.IDialogSettings
;
29 import org
.eclipse
.swt
.widgets
.Composite
;
30 import org
.eclipse
.tracecompass
.analysis
.os
.linux
.core
.kernelanalysis
.Attributes
;
31 import org
.eclipse
.tracecompass
.analysis
.os
.linux
.core
.kernelanalysis
.KernelAnalysisModule
;
32 import org
.eclipse
.tracecompass
.internal
.analysis
.os
.linux
.ui
.Activator
;
33 import org
.eclipse
.tracecompass
.internal
.analysis
.os
.linux
.ui
.Messages
;
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
;
40 import org
.eclipse
.tracecompass
.statesystem
.core
.statevalue
.ITmfStateValue
;
41 import org
.eclipse
.tracecompass
.tmf
.core
.statesystem
.TmfStateSystemAnalysisModule
;
42 import org
.eclipse
.tracecompass
.tmf
.core
.trace
.ITmfTrace
;
43 import org
.eclipse
.tracecompass
.tmf
.core
.trace
.TmfTraceManager
;
44 import org
.eclipse
.tracecompass
.tmf
.ui
.views
.timegraph
.AbstractStateSystemTimeGraphView
;
45 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.model
.ILinkEvent
;
46 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.model
.ITimeEvent
;
47 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.model
.ITimeGraphEntry
;
48 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.model
.NullTimeEvent
;
49 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.model
.TimeEvent
;
50 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.model
.TimeGraphEntry
;
51 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.model
.TimeLinkEvent
;
52 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.widgets
.Utils
;
53 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.widgets
.Utils
.Resolution
;
54 import org
.eclipse
.tracecompass
.tmf
.ui
.widgets
.timegraph
.widgets
.Utils
.TimeFormat
;
57 * The Control Flow view main object
60 public class ControlFlowView
extends AbstractStateSystemTimeGraphView
{
62 // ------------------------------------------------------------------------
64 // ------------------------------------------------------------------------
69 public static final String ID
= "org.eclipse.tracecompass.analysis.os.linux.views.controlflow"; //$NON-NLS-1$
71 private static final String PROCESS_COLUMN
= Messages
.ControlFlowView_processColumn
;
72 private static final String TID_COLUMN
= Messages
.ControlFlowView_tidColumn
;
73 private static final String PTID_COLUMN
= Messages
.ControlFlowView_ptidColumn
;
74 private static final String BIRTH_TIME_COLUMN
= Messages
.ControlFlowView_birthTimeColumn
;
75 private static final String TRACE_COLUMN
= Messages
.ControlFlowView_traceColumn
;
77 private static final String
[] COLUMN_NAMES
= new String
[] {
85 private static final String
[] FILTER_COLUMN_NAMES
= new String
[] {
90 // Timeout between updates in the build thread in ms
91 private static final long BUILD_UPDATE_TIMEOUT
= 500;
93 // ------------------------------------------------------------------------
95 // ------------------------------------------------------------------------
100 public ControlFlowView() {
101 super(ID
, new ControlFlowPresentationProvider());
102 setTreeColumns(COLUMN_NAMES
);
103 setTreeLabelProvider(new ControlFlowTreeLabelProvider());
104 setFilterColumns(FILTER_COLUMN_NAMES
);
105 setFilterLabelProvider(new ControlFlowFilterLabelProvider());
106 setEntryComparator(new ControlFlowEntryComparator());
110 public void createPartControl(Composite parent
) {
111 super.createPartControl(parent
);
112 // add "Check active" Button to TimeGraphFilterDialog
113 super.getTimeGraphCombo().addTimeGraphFilterCheckActiveButton(
114 new ControlFlowCheckActiveProvider(Messages
.ControlFlowView_checkActiveLabel
, Messages
.ControlFlowView_checkActiveToolTip
));
115 // add "Uncheck inactive" Button to TimeGraphFilterDialog
116 super.getTimeGraphCombo().addTimeGraphFilterUncheckInactiveButton(
117 new ControlFlowCheckActiveProvider(Messages
.ControlFlowView_uncheckInactiveLabel
, Messages
.ControlFlowView_uncheckInactiveToolTip
));
121 protected void fillLocalToolBar(IToolBarManager manager
) {
122 super.fillLocalToolBar(manager
);
123 IDialogSettings settings
= Activator
.getDefault().getDialogSettings();
124 IDialogSettings section
= settings
.getSection(getClass().getName());
125 if (section
== null) {
126 section
= settings
.addNewSection(getClass().getName());
129 IAction hideArrowsAction
= getTimeGraphCombo().getTimeGraphViewer().getHideArrowsAction(section
);
130 manager
.add(hideArrowsAction
);
132 IAction followArrowBwdAction
= getTimeGraphCombo().getTimeGraphViewer().getFollowArrowBwdAction();
133 followArrowBwdAction
.setText(Messages
.ControlFlowView_followCPUBwdText
);
134 followArrowBwdAction
.setToolTipText(Messages
.ControlFlowView_followCPUBwdText
);
135 manager
.add(followArrowBwdAction
);
137 IAction followArrowFwdAction
= getTimeGraphCombo().getTimeGraphViewer().getFollowArrowFwdAction();
138 followArrowFwdAction
.setText(Messages
.ControlFlowView_followCPUFwdText
);
139 followArrowFwdAction
.setToolTipText(Messages
.ControlFlowView_followCPUFwdText
);
140 manager
.add(followArrowFwdAction
);
144 protected String
getNextText() {
145 return Messages
.ControlFlowView_nextProcessActionNameText
;
149 protected String
getNextTooltip() {
150 return Messages
.ControlFlowView_nextProcessActionToolTipText
;
154 protected String
getPrevText() {
155 return Messages
.ControlFlowView_previousProcessActionNameText
;
159 protected String
getPrevTooltip() {
160 return Messages
.ControlFlowView_previousProcessActionToolTipText
;
163 private static class ControlFlowEntryComparator
implements Comparator
<ITimeGraphEntry
> {
166 public int compare(ITimeGraphEntry o1
, ITimeGraphEntry o2
) {
168 if (o1
.getParent() != null || o2
.getParent() != null) {
169 /* Sort all child processes according to birth time. */
170 return Long
.compare(o1
.getStartTime(), o2
.getStartTime());
175 if ((o1
instanceof ControlFlowEntry
) && (o2
instanceof ControlFlowEntry
)) {
177 * Sort root processes according to their trace's start time,
178 * then by trace name, then by the process thread id.
180 ControlFlowEntry entry1
= (ControlFlowEntry
) o1
;
181 ControlFlowEntry entry2
= (ControlFlowEntry
) o2
;
182 result
= entry1
.getTrace().getStartTime().compareTo(entry2
.getTrace().getStartTime());
184 result
= entry1
.getTrace().getName().compareTo(entry2
.getTrace().getName());
187 result
= Integer
.compare(entry1
.getThreadId(), entry2
.getThreadId());
192 /* Sort root processes with reused thread id by birth time. */
193 result
= Long
.compare(o1
.getStartTime(), o2
.getStartTime());
204 protected static class ControlFlowTreeLabelProvider
extends TreeLabelProvider
{
207 public String
getColumnText(Object element
, int columnIndex
) {
208 ControlFlowEntry entry
= (ControlFlowEntry
) element
;
210 if (COLUMN_NAMES
[columnIndex
].equals(Messages
.ControlFlowView_processColumn
)) {
211 return entry
.getName();
212 } else if (COLUMN_NAMES
[columnIndex
].equals(Messages
.ControlFlowView_tidColumn
)) {
213 return Integer
.toString(entry
.getThreadId());
214 } else if (COLUMN_NAMES
[columnIndex
].equals(Messages
.ControlFlowView_ptidColumn
)) {
215 if (entry
.getParentThreadId() > 0) {
216 return Integer
.toString(entry
.getParentThreadId());
218 } else if (COLUMN_NAMES
[columnIndex
].equals(Messages
.ControlFlowView_birthTimeColumn
)) {
219 return Utils
.formatTime(entry
.getStartTime(), TimeFormat
.CALENDAR
, Resolution
.NANOSEC
);
220 } else if (COLUMN_NAMES
[columnIndex
].equals(Messages
.ControlFlowView_traceColumn
)) {
221 return entry
.getTrace().getName();
223 return ""; //$NON-NLS-1$
228 private static class ControlFlowFilterLabelProvider
extends TreeLabelProvider
{
231 public String
getColumnText(Object element
, int columnIndex
) {
232 ControlFlowEntry entry
= (ControlFlowEntry
) element
;
234 if (columnIndex
== 0) {
235 return entry
.getName();
236 } else if (columnIndex
== 1) {
237 return Integer
.toString(entry
.getThreadId());
239 return ""; //$NON-NLS-1$
244 // ------------------------------------------------------------------------
246 // ------------------------------------------------------------------------
249 protected void buildEventList(final ITmfTrace trace
, final ITmfTrace parentTrace
, final IProgressMonitor monitor
) {
250 final ITmfStateSystem ssq
= TmfStateSystemAnalysisModule
.getStateSystem(trace
, KernelAnalysisModule
.ID
);
255 final List
<ControlFlowEntry
> entryList
= new ArrayList
<>();
256 final Map
<Integer
, ControlFlowEntry
> entryMap
= new HashMap
<>();
258 long start
= ssq
.getStartTime();
259 setStartTime(Math
.min(getStartTime(), start
));
261 boolean complete
= false;
263 if (monitor
.isCanceled()) {
266 complete
= ssq
.waitUntilBuilt(BUILD_UPDATE_TIMEOUT
);
267 if (ssq
.isCancelled()) {
270 long end
= ssq
.getCurrentEndTime();
271 if (start
== end
&& !complete
) { // when complete execute one last time regardless of end time
274 final long resolution
= Math
.max(1, (end
- ssq
.getStartTime()) / getDisplayWidth());
275 setEndTime(Math
.max(getEndTime(), end
+ 1));
276 final List
<Integer
> threadQuarks
= ssq
.getQuarks(Attributes
.THREADS
, "*"); //$NON-NLS-1$
277 final long qStart
= start
;
278 final long qEnd
= end
;
279 queryFullStates(ssq
, qStart
, qEnd
, resolution
, monitor
, new IQueryHandler() {
281 public void handle(List
<List
<ITmfStateInterval
>> fullStates
, List
<ITmfStateInterval
> prevFullState
) {
282 for (int threadQuark
: threadQuarks
) {
283 String threadName
= ssq
.getAttributeName(threadQuark
);
286 threadId
= Integer
.parseInt(threadName
);
287 } catch (NumberFormatException e1
) {
290 if (threadId
<= 0) { // ignore the 'unknown' (-1) and swapper (0) threads
297 execNameQuark
= ssq
.getQuarkRelative(threadQuark
, Attributes
.EXEC_NAME
);
298 ppidQuark
= ssq
.getQuarkRelative(threadQuark
, Attributes
.PPID
);
299 } catch (AttributeNotFoundException e
) {
300 /* No information on this thread (yet?), skip it for now */
303 ITmfStateInterval lastExecNameInterval
= prevFullState
== null || execNameQuark
>= prevFullState
.size() ?
null : prevFullState
.get(execNameQuark
);
304 long lastExecNameStartTime
= lastExecNameInterval
== null ?
-1 : lastExecNameInterval
.getStartTime();
305 long lastExecNameEndTime
= lastExecNameInterval
== null ?
-1 : lastExecNameInterval
.getEndTime() + 1;
306 long lastPpidStartTime
= prevFullState
== null || ppidQuark
>= prevFullState
.size() ?
-1 : prevFullState
.get(ppidQuark
).getStartTime();
307 for (List
<ITmfStateInterval
> fullState
: fullStates
) {
308 if (monitor
.isCanceled()) {
311 if (execNameQuark
>= fullState
.size() || ppidQuark
>= fullState
.size()) {
312 /* No information on this thread (yet?), skip it for now */
315 ITmfStateInterval execNameInterval
= fullState
.get(execNameQuark
);
316 ITmfStateInterval ppidInterval
= fullState
.get(ppidQuark
);
317 long startTime
= execNameInterval
.getStartTime();
318 long endTime
= execNameInterval
.getEndTime() + 1;
319 if (startTime
== lastExecNameStartTime
&& ppidInterval
.getStartTime() == lastPpidStartTime
) {
322 boolean isNull
= execNameInterval
.getStateValue().isNull();
323 if (isNull
&& lastExecNameEndTime
< startTime
&& lastExecNameEndTime
!= -1) {
325 * There was a non-null interval in between the
326 * full states, try to use it.
329 execNameInterval
= ssq
.querySingleState(startTime
- 1, execNameQuark
);
330 ppidInterval
= ssq
.querySingleState(startTime
- 1, ppidQuark
);
331 startTime
= execNameInterval
.getStartTime();
332 endTime
= execNameInterval
.getEndTime() + 1;
333 } catch (AttributeNotFoundException e
) {
334 Activator
.getDefault().logError(e
.getMessage());
335 } catch (StateSystemDisposedException e
) {
339 if (!execNameInterval
.getStateValue().isNull() &&
340 execNameInterval
.getStateValue().getType() == ITmfStateValue
.Type
.STRING
) {
341 String execName
= execNameInterval
.getStateValue().unboxStr();
342 int ppid
= ppidInterval
.getStateValue().unboxInt();
343 ControlFlowEntry entry
= entryMap
.get(threadId
);
345 entry
= new ControlFlowEntry(threadQuark
, trace
, execName
, threadId
, ppid
, startTime
, endTime
);
346 entryList
.add(entry
);
347 entryMap
.put(threadId
, entry
);
350 * Update the name of the entry to the
351 * latest execName and the parent thread id
352 * to the latest ppid.
354 entry
.setName(execName
);
355 entry
.setParentThreadId(ppid
);
356 entry
.updateEndTime(endTime
);
360 entryMap
.remove(threadId
);
362 lastExecNameStartTime
= startTime
;
363 lastExecNameEndTime
= endTime
;
364 lastPpidStartTime
= ppidInterval
.getStartTime();
367 updateTree(entryList
, parentTrace
, ssq
);
369 for (final TimeGraphEntry entry
: getEntryList(ssq
)) {
370 if (monitor
.isCanceled()) {
373 buildStatusEvents(trace
, parentTrace
, ssq
, fullStates
, prevFullState
, (ControlFlowEntry
) entry
, monitor
, qStart
, qEnd
);
378 if (parentTrace
.equals(getTrace())) {
386 private void updateTree(List
<ControlFlowEntry
> entryList
, ITmfTrace parentTrace
, ITmfStateSystem ss
) {
387 List
<TimeGraphEntry
> rootListToAdd
= new ArrayList
<>();
388 List
<TimeGraphEntry
> rootListToRemove
= new ArrayList
<>();
389 List
<TimeGraphEntry
> rootList
= getEntryList(ss
);
391 for (ControlFlowEntry entry
: entryList
) {
392 boolean root
= (entry
.getParent() == null);
393 if (root
&& entry
.getParentThreadId() > 0) {
394 for (ControlFlowEntry parent
: entryList
) {
396 * Associate the parent entry only if their time overlap. A
397 * child entry may start before its parent, for example at
398 * the beginning of the trace if a parent has not yet
399 * appeared in the state system. We just want to make sure
400 * that the entry didn't start after the parent ended or
401 * ended before the parent started.
403 if (parent
.getThreadId() == entry
.getParentThreadId() &&
404 !(entry
.getStartTime() > parent
.getEndTime() ||
405 entry
.getEndTime() < parent
.getStartTime())) {
406 parent
.addChild(entry
);
408 if (rootList
!= null && rootList
.contains(entry
)) {
409 rootListToRemove
.add(entry
);
415 if (root
&& (rootList
== null || !rootList
.contains(entry
))) {
416 rootListToAdd
.add(entry
);
420 addToEntryList(parentTrace
, ss
, rootListToAdd
);
421 removeFromEntryList(parentTrace
, ss
, rootListToRemove
);
424 private void buildStatusEvents(ITmfTrace trace
, ITmfTrace parentTrace
, ITmfStateSystem ss
, @NonNull List
<List
<ITmfStateInterval
>> fullStates
,
425 @Nullable List
<ITmfStateInterval
> prevFullState
, ControlFlowEntry entry
, @NonNull IProgressMonitor monitor
, long start
, long end
) {
426 if (start
< entry
.getEndTime() && end
> entry
.getStartTime()) {
427 List
<ITimeEvent
> eventList
= getEventList(entry
, ss
, fullStates
, prevFullState
, monitor
);
428 if (eventList
== null) {
431 for (ITimeEvent event
: eventList
) {
432 entry
.addEvent(event
);
434 if (parentTrace
.equals(getTrace())) {
438 for (ITimeGraphEntry child
: entry
.getChildren()) {
439 if (monitor
.isCanceled()) {
442 buildStatusEvents(trace
, parentTrace
, ss
, fullStates
, prevFullState
, (ControlFlowEntry
) child
, monitor
, start
, end
);
447 protected @Nullable List
<ITimeEvent
> getEventList(@NonNull TimeGraphEntry tgentry
, ITmfStateSystem ss
,
448 @NonNull List
<List
<ITmfStateInterval
>> fullStates
, @Nullable List
<ITmfStateInterval
> prevFullState
, @NonNull IProgressMonitor monitor
) {
449 List
<ITimeEvent
> eventList
= null;
450 if (!(tgentry
instanceof ControlFlowEntry
)) {
453 ControlFlowEntry entry
= (ControlFlowEntry
) tgentry
;
455 int threadQuark
= entry
.getThreadQuark();
456 int statusQuark
= ss
.getQuarkRelative(threadQuark
, Attributes
.STATUS
);
457 eventList
= new ArrayList
<>(fullStates
.size());
458 ITmfStateInterval lastInterval
= prevFullState
== null || statusQuark
>= prevFullState
.size() ?
null : prevFullState
.get(statusQuark
);
459 long lastStartTime
= lastInterval
== null ?
-1 : lastInterval
.getStartTime();
460 long lastEndTime
= lastInterval
== null ?
-1 : lastInterval
.getEndTime() + 1;
461 for (List
<ITmfStateInterval
> fullState
: fullStates
) {
462 if (monitor
.isCanceled()) {
465 if (statusQuark
>= fullState
.size()) {
466 /* No information on this thread (yet?), skip it for now */
469 ITmfStateInterval statusInterval
= fullState
.get(statusQuark
);
470 long time
= statusInterval
.getStartTime();
471 if (time
== lastStartTime
) {
474 long duration
= statusInterval
.getEndTime() - time
+ 1;
477 status
= statusInterval
.getStateValue().unboxInt();
478 } catch (StateValueTypeException e
) {
479 Activator
.getDefault().logError(e
.getMessage());
481 if (lastEndTime
!= time
&& lastEndTime
!= -1) {
482 eventList
.add(new TimeEvent(entry
, lastEndTime
, time
- lastEndTime
));
484 if (!statusInterval
.getStateValue().isNull()) {
485 eventList
.add(new TimeEvent(entry
, time
, duration
, status
));
487 eventList
.add(new NullTimeEvent(entry
, time
, duration
));
489 lastStartTime
= time
;
490 lastEndTime
= time
+ duration
;
492 } catch (AttributeNotFoundException
| TimeRangeException e
) {
493 Activator
.getDefault().logError(e
.getMessage());
499 * Returns a value corresponding to the selected entry.
501 * Used in conjunction with synchingToTime to change the selected entry. If
502 * one of these methods is overridden in child class, then both should be.
505 * The currently selected time
506 * @return a value identifying the entry
508 private int getSelectionValue(long time
) {
510 for (ITmfTrace trace
: TmfTraceManager
.getTraceSet(getTrace())) {
514 ITmfStateSystem ssq
= TmfStateSystemAnalysisModule
.getStateSystem(trace
, KernelAnalysisModule
.ID
);
518 if (time
>= ssq
.getStartTime() && time
<= ssq
.getCurrentEndTime()) {
519 List
<Integer
> currentThreadQuarks
= ssq
.getQuarks(Attributes
.CPUS
, "*", Attributes
.CURRENT_THREAD
); //$NON-NLS-1$
520 for (int currentThreadQuark
: currentThreadQuarks
) {
522 ITmfStateInterval currentThreadInterval
= ssq
.querySingleState(time
, currentThreadQuark
);
523 int currentThread
= currentThreadInterval
.getStateValue().unboxInt();
524 if (currentThread
> 0) {
525 int statusQuark
= ssq
.getQuarkAbsolute(Attributes
.THREADS
, Integer
.toString(currentThread
), Attributes
.STATUS
);
526 ITmfStateInterval statusInterval
= ssq
.querySingleState(time
, statusQuark
);
527 if (statusInterval
.getStartTime() == time
) {
528 thread
= currentThread
;
532 } catch (AttributeNotFoundException
| TimeRangeException
| StateValueTypeException e
) {
533 Activator
.getDefault().logError(e
.getMessage());
534 } catch (StateSystemDisposedException e
) {
544 protected void synchingToTime(long time
) {
545 int selected
= getSelectionValue(time
);
547 for (Object element
: getTimeGraphViewer().getExpandedElements()) {
548 if (element
instanceof ControlFlowEntry
) {
549 ControlFlowEntry entry
= (ControlFlowEntry
) element
;
550 if (entry
.getThreadId() == selected
) {
551 getTimeGraphCombo().setSelection(entry
);
560 protected @NonNull List
<ILinkEvent
> getLinkList(ITmfStateSystem ss
,
561 @NonNull List
<List
<ITmfStateInterval
>> fullStates
, @Nullable List
<ITmfStateInterval
> prevFullState
, @NonNull IProgressMonitor monitor
) {
562 List
<ILinkEvent
> list
= new ArrayList
<>();
563 List
<TimeGraphEntry
> entryList
= getEntryList(ss
);
564 if (entryList
== null) {
567 for (ITmfTrace trace
: TmfTraceManager
.getTraceSet(getTrace())) {
568 List
<Integer
> currentThreadQuarks
= ss
.getQuarks(Attributes
.CPUS
, "*", Attributes
.CURRENT_THREAD
); //$NON-NLS-1$
569 for (int currentThreadQuark
: currentThreadQuarks
) {
570 if (currentThreadQuark
>= fullStates
.get(0).size()) {
571 /* No information on this cpu (yet?), skip it for now */
574 List
<ITmfStateInterval
> currentThreadIntervals
= new ArrayList
<>(fullStates
.size() + 2);
577 * Add the previous interval if it is the first query
578 * iteration and the first interval has currentThread=0. Add
579 * the following interval if the last interval has
580 * currentThread=0. These are diagonal arrows crossing the
581 * query iteration range.
583 if (prevFullState
== null) {
584 ITmfStateInterval currentThreadInterval
= fullStates
.get(0).get(currentThreadQuark
);
585 if (currentThreadInterval
.getStateValue().unboxInt() == 0) {
586 long start
= Math
.max(currentThreadInterval
.getStartTime() - 1, ss
.getStartTime());
587 currentThreadIntervals
.add(ss
.querySingleState(start
, currentThreadQuark
));
590 for (List
<ITmfStateInterval
> fullState
: fullStates
) {
591 currentThreadIntervals
.add(fullState
.get(currentThreadQuark
));
593 ITmfStateInterval currentThreadInterval
= fullStates
.get(fullStates
.size() - 1).get(currentThreadQuark
);
594 if (currentThreadInterval
.getStateValue().unboxInt() == 0) {
595 long end
= Math
.min(currentThreadInterval
.getEndTime() + 1, ss
.getCurrentEndTime());
596 currentThreadIntervals
.add(ss
.querySingleState(end
, currentThreadQuark
));
598 } catch (AttributeNotFoundException e
) {
599 Activator
.getDefault().logError(e
.getMessage());
601 } catch (StateSystemDisposedException e
) {
608 for (ITmfStateInterval currentThreadInterval
: currentThreadIntervals
) {
609 if (monitor
.isCanceled()) {
612 if (currentThreadInterval
.getEndTime() + 1 == lastEnd
) {
615 long time
= currentThreadInterval
.getStartTime();
616 if (time
!= lastEnd
) {
617 // don't create links where there are gaps in intervals due to the resolution
621 int thread
= currentThreadInterval
.getStateValue().unboxInt();
622 if (thread
> 0 && prevThread
> 0) {
623 ITimeGraphEntry prevEntry
= findEntry(entryList
, trace
, prevThread
);
624 ITimeGraphEntry nextEntry
= findEntry(entryList
, trace
, thread
);
625 list
.add(new TimeLinkEvent(prevEntry
, nextEntry
, prevEnd
, time
- prevEnd
, 0));
627 lastEnd
= currentThreadInterval
.getEndTime() + 1;
638 private ControlFlowEntry
findEntry(List
<?
extends ITimeGraphEntry
> entryList
, ITmfTrace trace
, int threadId
) {
639 for (ITimeGraphEntry entry
: entryList
) {
640 if (entry
instanceof ControlFlowEntry
) {
641 ControlFlowEntry controlFlowEntry
= (ControlFlowEntry
) entry
;
642 if (controlFlowEntry
.getThreadId() == threadId
&& controlFlowEntry
.getTrace() == trace
) {
643 return controlFlowEntry
;
644 } else if (entry
.hasChildren()) {
645 controlFlowEntry
= findEntry(entry
.getChildren(), trace
, threadId
);
646 if (controlFlowEntry
!= null) {
647 return controlFlowEntry
;