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1 | /******************************************************************************* |
2 | * Copyright (c) 2012 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Patrick Tasse - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
13 | package org.eclipse.linuxtools.internal.lttng2.kernel.ui.views.controlflow; | |
14 | ||
15 | import java.util.LinkedHashMap; | |
16 | import java.util.List; | |
17 | import java.util.Map; | |
18 | ||
19 | import org.eclipse.linuxtools.internal.lttng2.kernel.core.Attributes; | |
20 | import org.eclipse.linuxtools.internal.lttng2.kernel.core.StateValues; | |
21 | import org.eclipse.linuxtools.internal.lttng2.kernel.ui.Messages; | |
a51b2b9f | 22 | import org.eclipse.linuxtools.lttng2.kernel.core.trace.CtfKernelTrace; |
be222f56 | 23 | import org.eclipse.linuxtools.tmf.core.exceptions.AttributeNotFoundException; |
96345c5a | 24 | import org.eclipse.linuxtools.tmf.core.exceptions.StateSystemDisposedException; |
be222f56 PT |
25 | import org.eclipse.linuxtools.tmf.core.exceptions.StateValueTypeException; |
26 | import org.eclipse.linuxtools.tmf.core.exceptions.TimeRangeException; | |
27 | import org.eclipse.linuxtools.tmf.core.interval.ITmfStateInterval; | |
f1f86dfb | 28 | import org.eclipse.linuxtools.tmf.core.statesystem.ITmfStateSystem; |
be222f56 PT |
29 | import org.eclipse.linuxtools.tmf.core.statevalue.ITmfStateValue; |
30 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.StateItem; | |
31 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.TimeGraphPresentationProvider; | |
32 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent; | |
713a70ae PT |
33 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils; |
34 | import org.eclipse.swt.SWT; | |
35 | import org.eclipse.swt.graphics.GC; | |
be222f56 | 36 | import org.eclipse.swt.graphics.RGB; |
713a70ae | 37 | import org.eclipse.swt.graphics.Rectangle; |
be222f56 PT |
38 | |
39 | /** | |
40 | * Presentation provider for the control flow view | |
41 | */ | |
42 | public class ControlFlowPresentationProvider extends TimeGraphPresentationProvider { | |
43 | ||
44 | private enum State { | |
f2338178 MD |
45 | UNKNOWN (new RGB(100, 100, 100)), |
46 | WAIT_BLOCKED (new RGB(200, 200, 0)), | |
47 | WAIT_FOR_CPU (new RGB(200, 100, 0)), | |
48 | USERMODE (new RGB( 0, 200, 0)), | |
49 | SYSCALL (new RGB( 0, 0, 200)), | |
50 | INTERRUPTED (new RGB(200, 0, 100)); | |
be222f56 PT |
51 | |
52 | public final RGB rgb; | |
53 | ||
54 | private State (RGB rgb) { | |
55 | this.rgb = rgb; | |
56 | } | |
57 | } | |
58 | ||
59 | @Override | |
60 | public String getStateTypeName() { | |
61 | return Messages.ControlFlowView_stateTypeName; | |
62 | } | |
63 | ||
64 | @Override | |
65 | public StateItem[] getStateTable() { | |
66 | StateItem[] stateTable = new StateItem[State.values().length]; | |
67 | for (int i = 0; i < stateTable.length; i++) { | |
68 | State state = State.values()[i]; | |
69 | stateTable[i] = new StateItem(state.rgb, state.toString()); | |
70 | } | |
71 | return stateTable; | |
72 | } | |
73 | ||
74 | @Override | |
75 | public int getStateTableIndex(ITimeEvent event) { | |
76 | if (event instanceof ControlFlowEvent) { | |
77 | int status = ((ControlFlowEvent) event).getStatus(); | |
f2338178 | 78 | return getMatchingState(status).ordinal(); |
be222f56 PT |
79 | } |
80 | return State.UNKNOWN.ordinal(); | |
81 | } | |
82 | ||
83 | @Override | |
84 | public String getEventName(ITimeEvent event) { | |
85 | if (event instanceof ControlFlowEvent) { | |
86 | int status = ((ControlFlowEvent) event).getStatus(); | |
f2338178 | 87 | return getMatchingState(status).toString(); |
be222f56 PT |
88 | } |
89 | return State.UNKNOWN.toString(); | |
90 | } | |
f2338178 MD |
91 | |
92 | private static State getMatchingState(int status) { | |
93 | switch (status) { | |
94 | case StateValues.PROCESS_STATUS_WAIT_BLOCKED: | |
95 | return State.WAIT_BLOCKED; | |
96 | case StateValues.PROCESS_STATUS_WAIT_FOR_CPU: | |
97 | return State.WAIT_FOR_CPU; | |
98 | case StateValues.PROCESS_STATUS_RUN_USERMODE: | |
99 | return State.USERMODE; | |
100 | case StateValues.PROCESS_STATUS_RUN_SYSCALL: | |
101 | return State.SYSCALL; | |
102 | case StateValues.PROCESS_STATUS_INTERRUPTED: | |
103 | return State.INTERRUPTED; | |
104 | default: | |
105 | return State.UNKNOWN; | |
106 | } | |
107 | } | |
be222f56 PT |
108 | |
109 | @Override | |
110 | public Map<String, String> getEventHoverToolTipInfo(ITimeEvent event) { | |
111 | Map<String, String> retMap = new LinkedHashMap<String, String>(); | |
112 | if (event instanceof ControlFlowEvent) { | |
113 | ControlFlowEntry entry = (ControlFlowEntry) event.getEntry(); | |
a51b2b9f | 114 | ITmfStateSystem ssq = entry.getTrace().getStateSystem(CtfKernelTrace.STATE_ID); |
be222f56 PT |
115 | int tid = entry.getThreadId(); |
116 | ||
117 | try { | |
118 | //Find every CPU first, then get the current thread | |
119 | int cpusQuark = ssq.getQuarkAbsolute(Attributes.CPUS); | |
120 | List<Integer> cpuQuarks = ssq.getSubAttributes(cpusQuark, false); | |
121 | for (Integer cpuQuark : cpuQuarks) { | |
122 | int currentThreadQuark = ssq.getQuarkRelative(cpuQuark, Attributes.CURRENT_THREAD); | |
123 | ITmfStateInterval interval = ssq.querySingleState(event.getTime(), currentThreadQuark); | |
124 | if (!interval.getStateValue().isNull()) { | |
125 | ITmfStateValue state = interval.getStateValue(); | |
126 | int currentThreadId = state.unboxInt(); | |
127 | if (tid == currentThreadId) { | |
128 | retMap.put(Messages.ControlFlowView_attributeCpuName, ssq.getAttributeName(cpuQuark)); | |
129 | break; | |
130 | } | |
131 | } | |
132 | } | |
133 | ||
134 | } catch (AttributeNotFoundException e) { | |
135 | e.printStackTrace(); | |
136 | } catch (TimeRangeException e) { | |
137 | e.printStackTrace(); | |
138 | } catch (StateValueTypeException e) { | |
139 | e.printStackTrace(); | |
96345c5a AM |
140 | } catch (StateSystemDisposedException e) { |
141 | /* Ignored */ | |
be222f56 PT |
142 | } |
143 | int status = ((ControlFlowEvent) event).getStatus(); | |
144 | if (status == StateValues.PROCESS_STATUS_RUN_SYSCALL) { | |
145 | try { | |
146 | int syscallQuark = ssq.getQuarkRelative(entry.getThreadQuark(), Attributes.SYSTEM_CALL); | |
147 | ITmfStateInterval value = ssq.querySingleState(event.getTime(), syscallQuark); | |
148 | if (!value.getStateValue().isNull()) { | |
149 | ITmfStateValue state = value.getStateValue(); | |
150 | retMap.put(Messages.ControlFlowView_attributeSyscallName, state.toString()); | |
151 | } | |
152 | ||
153 | } catch (AttributeNotFoundException e) { | |
154 | e.printStackTrace(); | |
155 | } catch (TimeRangeException e) { | |
156 | e.printStackTrace(); | |
96345c5a AM |
157 | } catch (StateSystemDisposedException e) { |
158 | /* Ignored */ | |
be222f56 PT |
159 | } |
160 | } | |
161 | } | |
162 | ||
163 | return retMap; | |
164 | } | |
165 | ||
713a70ae PT |
166 | @Override |
167 | public void postDrawEvent(ITimeEvent event, Rectangle bounds, GC gc) { | |
168 | if (bounds.width <= gc.getFontMetrics().getAverageCharWidth()) { | |
169 | return; | |
170 | } | |
171 | if (!(event instanceof ControlFlowEvent)) { | |
172 | return; | |
173 | } | |
174 | ControlFlowEntry entry = (ControlFlowEntry) event.getEntry(); | |
175 | ITmfStateSystem ss = entry.getTrace().getStateSystem(CtfKernelTrace.STATE_ID); | |
176 | int status = ((ControlFlowEvent) event).getStatus(); | |
177 | if (status != StateValues.PROCESS_STATUS_RUN_SYSCALL) { | |
178 | return; | |
179 | } | |
180 | try { | |
181 | int syscallQuark = ss.getQuarkRelative(entry.getThreadQuark(), Attributes.SYSTEM_CALL); | |
182 | ITmfStateInterval value = ss.querySingleState(event.getTime(), syscallQuark); | |
183 | if (!value.getStateValue().isNull()) { | |
184 | ITmfStateValue state = value.getStateValue(); | |
185 | gc.setForeground(gc.getDevice().getSystemColor(SWT.COLOR_WHITE)); | |
186 | Utils.drawText(gc, state.toString().substring(4), bounds.x, bounds.y - 2, bounds.width, true, true); | |
187 | } | |
188 | } catch (AttributeNotFoundException e) { | |
189 | e.printStackTrace(); | |
190 | } catch (TimeRangeException e) { | |
191 | e.printStackTrace(); | |
192 | } catch (StateSystemDisposedException e) { | |
193 | /* Ignored */ | |
194 | } | |
195 | } | |
196 | ||
be222f56 | 197 | } |