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be222f56 | 1 | /******************************************************************************* |
4999a196 | 2 | * Copyright (c) 2012, 2013 Ericsson, École Polytechnique de Montréal |
be222f56 PT |
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 | |
4999a196 | 11 | * Geneviève Bastien - Move code to provide base classes for time graph view |
be222f56 PT |
12 | *******************************************************************************/ |
13 | ||
14 | package org.eclipse.linuxtools.internal.lttng2.kernel.ui.views.controlflow; | |
15 | ||
16 | import java.util.LinkedHashMap; | |
17 | import java.util.List; | |
18 | import java.util.Map; | |
19 | ||
20 | import org.eclipse.linuxtools.internal.lttng2.kernel.core.Attributes; | |
21 | import org.eclipse.linuxtools.internal.lttng2.kernel.core.StateValues; | |
22 | import org.eclipse.linuxtools.internal.lttng2.kernel.ui.Messages; | |
d3ba47d4 | 23 | import org.eclipse.linuxtools.lttng2.kernel.core.trace.LttngKernelTrace; |
be222f56 | 24 | import org.eclipse.linuxtools.tmf.core.exceptions.AttributeNotFoundException; |
96345c5a | 25 | import org.eclipse.linuxtools.tmf.core.exceptions.StateSystemDisposedException; |
be222f56 PT |
26 | import org.eclipse.linuxtools.tmf.core.exceptions.StateValueTypeException; |
27 | import org.eclipse.linuxtools.tmf.core.exceptions.TimeRangeException; | |
28 | import org.eclipse.linuxtools.tmf.core.interval.ITmfStateInterval; | |
f1f86dfb | 29 | import org.eclipse.linuxtools.tmf.core.statesystem.ITmfStateSystem; |
be222f56 PT |
30 | import org.eclipse.linuxtools.tmf.core.statevalue.ITmfStateValue; |
31 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.StateItem; | |
32 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.TimeGraphPresentationProvider; | |
33 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent; | |
4999a196 | 34 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.TimeEvent; |
713a70ae PT |
35 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils; |
36 | import org.eclipse.swt.SWT; | |
37 | import org.eclipse.swt.graphics.GC; | |
be222f56 | 38 | import org.eclipse.swt.graphics.RGB; |
713a70ae | 39 | import org.eclipse.swt.graphics.Rectangle; |
be222f56 PT |
40 | |
41 | /** | |
42 | * Presentation provider for the control flow view | |
43 | */ | |
44 | public class ControlFlowPresentationProvider extends TimeGraphPresentationProvider { | |
45 | ||
46 | private enum State { | |
4999a196 GB |
47 | UNKNOWN (new RGB(100, 100, 100)), |
48 | WAIT_BLOCKED (new RGB(200, 200, 0)), | |
49 | WAIT_FOR_CPU (new RGB(200, 100, 0)), | |
50 | USERMODE (new RGB(0, 200, 0)), | |
51 | SYSCALL (new RGB(0, 0, 200)), | |
52 | INTERRUPTED (new RGB(200, 0, 100)); | |
be222f56 PT |
53 | |
54 | public final RGB rgb; | |
55 | ||
4999a196 | 56 | private State(RGB rgb) { |
be222f56 PT |
57 | this.rgb = rgb; |
58 | } | |
4999a196 | 59 | |
be222f56 PT |
60 | } |
61 | ||
4999a196 GB |
62 | /** |
63 | * Default constructor | |
64 | */ | |
65 | public ControlFlowPresentationProvider() { | |
66 | super(Messages.ControlFlowView_stateTypeName); | |
67 | } | |
68 | ||
69 | private static State[] getStateValues() { | |
70 | return State.values(); | |
be222f56 PT |
71 | } |
72 | ||
73 | @Override | |
74 | public StateItem[] getStateTable() { | |
4999a196 GB |
75 | State[] states = getStateValues(); |
76 | StateItem[] stateTable = new StateItem[states.length]; | |
be222f56 | 77 | for (int i = 0; i < stateTable.length; i++) { |
4999a196 | 78 | State state = states[i]; |
be222f56 PT |
79 | stateTable[i] = new StateItem(state.rgb, state.toString()); |
80 | } | |
81 | return stateTable; | |
82 | } | |
83 | ||
84 | @Override | |
85 | public int getStateTableIndex(ITimeEvent event) { | |
4999a196 GB |
86 | if (event instanceof TimeEvent && ((TimeEvent) event).hasValue()) { |
87 | int status = ((TimeEvent) event).getValue(); | |
f2338178 | 88 | return getMatchingState(status).ordinal(); |
be222f56 | 89 | } |
af10fe06 | 90 | return TRANSPARENT; |
be222f56 PT |
91 | } |
92 | ||
93 | @Override | |
94 | public String getEventName(ITimeEvent event) { | |
4999a196 GB |
95 | if (event instanceof TimeEvent) { |
96 | TimeEvent ev = (TimeEvent) event; | |
97 | if (ev.hasValue()) { | |
98 | return getMatchingState(ev.getValue()).toString(); | |
99 | } | |
be222f56 | 100 | } |
af10fe06 | 101 | return Messages.ControlFlowView_multipleStates; |
be222f56 | 102 | } |
f2338178 MD |
103 | |
104 | private static State getMatchingState(int status) { | |
105 | switch (status) { | |
106 | case StateValues.PROCESS_STATUS_WAIT_BLOCKED: | |
107 | return State.WAIT_BLOCKED; | |
108 | case StateValues.PROCESS_STATUS_WAIT_FOR_CPU: | |
109 | return State.WAIT_FOR_CPU; | |
110 | case StateValues.PROCESS_STATUS_RUN_USERMODE: | |
111 | return State.USERMODE; | |
112 | case StateValues.PROCESS_STATUS_RUN_SYSCALL: | |
113 | return State.SYSCALL; | |
114 | case StateValues.PROCESS_STATUS_INTERRUPTED: | |
115 | return State.INTERRUPTED; | |
116 | default: | |
117 | return State.UNKNOWN; | |
118 | } | |
119 | } | |
be222f56 PT |
120 | |
121 | @Override | |
122 | public Map<String, String> getEventHoverToolTipInfo(ITimeEvent event) { | |
e0838ca1 | 123 | Map<String, String> retMap = new LinkedHashMap<>(); |
1d46dc38 PT |
124 | if (!(event instanceof TimeEvent) || !((TimeEvent) event).hasValue() || |
125 | !(event.getEntry() instanceof ControlFlowEntry)) { | |
126 | return retMap; | |
127 | } | |
128 | ControlFlowEntry entry = (ControlFlowEntry) event.getEntry(); | |
129 | ITmfStateSystem ssq = entry.getTrace().getStateSystems().get(LttngKernelTrace.STATE_ID); | |
130 | int tid = entry.getThreadId(); | |
131 | ||
132 | try { | |
133 | // Find every CPU first, then get the current thread | |
134 | int cpusQuark = ssq.getQuarkAbsolute(Attributes.CPUS); | |
135 | List<Integer> cpuQuarks = ssq.getSubAttributes(cpusQuark, false); | |
136 | for (Integer cpuQuark : cpuQuarks) { | |
137 | int currentThreadQuark = ssq.getQuarkRelative(cpuQuark, Attributes.CURRENT_THREAD); | |
138 | ITmfStateInterval interval = ssq.querySingleState(event.getTime(), currentThreadQuark); | |
139 | if (!interval.getStateValue().isNull()) { | |
140 | ITmfStateValue state = interval.getStateValue(); | |
141 | int currentThreadId = state.unboxInt(); | |
142 | if (tid == currentThreadId) { | |
143 | retMap.put(Messages.ControlFlowView_attributeCpuName, ssq.getAttributeName(cpuQuark)); | |
144 | break; | |
be222f56 | 145 | } |
be222f56 | 146 | } |
1d46dc38 PT |
147 | } |
148 | ||
149 | } catch (AttributeNotFoundException e) { | |
150 | e.printStackTrace(); | |
151 | } catch (TimeRangeException e) { | |
152 | e.printStackTrace(); | |
153 | } catch (StateValueTypeException e) { | |
154 | e.printStackTrace(); | |
155 | } catch (StateSystemDisposedException e) { | |
156 | /* Ignored */ | |
157 | } | |
158 | int status = ((TimeEvent) event).getValue(); | |
159 | if (status == StateValues.PROCESS_STATUS_RUN_SYSCALL) { | |
160 | try { | |
161 | int syscallQuark = ssq.getQuarkRelative(entry.getThreadQuark(), Attributes.SYSTEM_CALL); | |
162 | ITmfStateInterval value = ssq.querySingleState(event.getTime(), syscallQuark); | |
163 | if (!value.getStateValue().isNull()) { | |
164 | ITmfStateValue state = value.getStateValue(); | |
165 | retMap.put(Messages.ControlFlowView_attributeSyscallName, state.toString()); | |
4999a196 | 166 | } |
1d46dc38 PT |
167 | |
168 | } catch (AttributeNotFoundException e) { | |
169 | e.printStackTrace(); | |
170 | } catch (TimeRangeException e) { | |
171 | e.printStackTrace(); | |
172 | } catch (StateSystemDisposedException e) { | |
173 | /* Ignored */ | |
be222f56 PT |
174 | } |
175 | } | |
176 | ||
177 | return retMap; | |
178 | } | |
179 | ||
713a70ae PT |
180 | @Override |
181 | public void postDrawEvent(ITimeEvent event, Rectangle bounds, GC gc) { | |
182 | if (bounds.width <= gc.getFontMetrics().getAverageCharWidth()) { | |
183 | return; | |
184 | } | |
4999a196 | 185 | if (!(event instanceof TimeEvent)) { |
713a70ae PT |
186 | return; |
187 | } | |
188 | ControlFlowEntry entry = (ControlFlowEntry) event.getEntry(); | |
d3ba47d4 | 189 | ITmfStateSystem ss = entry.getTrace().getStateSystems().get(LttngKernelTrace.STATE_ID); |
4999a196 GB |
190 | int status = ((TimeEvent) event).getValue(); |
191 | ||
713a70ae PT |
192 | if (status != StateValues.PROCESS_STATUS_RUN_SYSCALL) { |
193 | return; | |
194 | } | |
195 | try { | |
196 | int syscallQuark = ss.getQuarkRelative(entry.getThreadQuark(), Attributes.SYSTEM_CALL); | |
197 | ITmfStateInterval value = ss.querySingleState(event.getTime(), syscallQuark); | |
198 | if (!value.getStateValue().isNull()) { | |
199 | ITmfStateValue state = value.getStateValue(); | |
200 | gc.setForeground(gc.getDevice().getSystemColor(SWT.COLOR_WHITE)); | |
201 | Utils.drawText(gc, state.toString().substring(4), bounds.x, bounds.y - 2, bounds.width, true, true); | |
202 | } | |
203 | } catch (AttributeNotFoundException e) { | |
204 | e.printStackTrace(); | |
205 | } catch (TimeRangeException e) { | |
206 | e.printStackTrace(); | |
207 | } catch (StateSystemDisposedException e) { | |
208 | /* Ignored */ | |
209 | } | |
210 | } | |
be222f56 | 211 | } |