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6e512b93 ASL |
1 | /******************************************************************************* |
2 | * Copyright (c) 2009 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are made | |
5 | * 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: Alvaro Sanchez-Leon - Initial implementation | |
10 | *******************************************************************************/ | |
11 | package org.eclipse.linuxtools.lttng.ui.views.controlflow.evProcessor; | |
12 | ||
13 | import java.util.Vector; | |
14 | ||
15 | import org.eclipse.linuxtools.lttng.state.StateStrings.ProcessStatus; | |
8827c197 | 16 | import org.eclipse.linuxtools.lttng.state.evProcessor.ILttngEventProcessor; |
6e512b93 ASL |
17 | import org.eclipse.linuxtools.lttng.state.model.LttngProcessState; |
18 | import org.eclipse.linuxtools.lttng.state.model.LttngTraceState; | |
19 | import org.eclipse.linuxtools.lttng.ui.model.trange.TimeRangeComponent; | |
20 | import org.eclipse.linuxtools.lttng.ui.model.trange.TimeRangeEvent; | |
21 | import org.eclipse.linuxtools.lttng.ui.model.trange.TimeRangeEventProcess; | |
22 | import org.eclipse.linuxtools.lttng.ui.model.trange.TimeRangeEvent.Type; | |
23 | import org.eclipse.linuxtools.lttng.ui.views.common.AbsTRangeUpdate; | |
24 | import org.eclipse.linuxtools.lttng.ui.views.common.ParamsUpdater; | |
25 | import org.eclipse.linuxtools.lttng.ui.views.controlflow.model.FlowModelFactory; | |
26 | import org.eclipse.linuxtools.lttng.ui.views.controlflow.model.FlowProcessContainer; | |
27 | ||
8827c197 | 28 | public abstract class AbsFlowTRangeUpdate extends AbsTRangeUpdate implements ILttngEventProcessor { |
6e512b93 ASL |
29 | |
30 | // ======================================================================== | |
31 | // Data | |
32 | // ======================================================================= | |
33 | ||
34 | protected FlowProcessContainer procContainer = FlowModelFactory.getProcContainer(); | |
35 | protected ParamsUpdater params = FlowModelFactory.getParamsUpdater(); | |
36 | protected static final Long ANY_CPU = 0L; | |
37 | ||
38 | ||
39 | // ======================================================================== | |
40 | // Methods | |
41 | // ======================================================================= | |
42 | protected TimeRangeEventProcess addLocalProcess(LttngProcessState stateProcess, long traceStartTime, long traceEndTime, String traceId) { | |
63eecb47 FC |
43 | // TimeRangeEventProcess localProcess = new TimeRangeEventProcess(id, name, startTime, stopTime, groupName, className) |
44 | TimeRangeEventProcess localProcess = new TimeRangeEventProcess( | |
b513223f | 45 | procContainer.getUniqueId(), stateProcess.getName(), |
63eecb47 FC |
46 | traceStartTime, traceEndTime, "", stateProcess.getType() |
47 | .getInName(), stateProcess.getCpu(), stateProcess | |
28b94d61 FC |
48 | .getInsertion_time()); |
49 | ||
50 | ||
51 | localProcess.setCreationTime(stateProcess.getCreation_time()); | |
6e512b93 ASL |
52 | localProcess.setPid(stateProcess.getPid()); |
53 | localProcess.setTgid(stateProcess.getTgid()); | |
54 | localProcess.setPpid(stateProcess.getPpid()); | |
55 | localProcess.setName(stateProcess.getName()); | |
56 | localProcess.setBrand(stateProcess.getBrand()); | |
57 | localProcess.setTraceID(traceId); | |
58 | localProcess.setProcessType(stateProcess.getType().getInName()); | |
8827c197 | 59 | procContainer.addItem(localProcess); |
6e512b93 ASL |
60 | return localProcess; |
61 | } | |
62 | ||
63 | /** | |
64 | * Used to check if the event is visible within the current visible time | |
65 | * window | |
66 | * | |
67 | * @return | |
68 | */ | |
69 | protected boolean withinViewRange(long stime, long etime) { | |
70 | long windowStartTime = params.getStartTime(); | |
71 | long windowEndTime = params.getEndTime(); | |
72 | ||
73 | // start time is within window | |
74 | if (stime >= windowStartTime && stime <= windowEndTime) { | |
75 | // The event or part of it shall be displayed. | |
76 | return true; | |
77 | } | |
78 | ||
79 | // end time is within window | |
80 | if (etime >= windowStartTime && etime <= windowEndTime) { | |
81 | // The event or part of it shall be displayed. | |
82 | return true; | |
83 | } | |
84 | ||
85 | // check that a portion is within the window | |
86 | if (stime < windowStartTime && etime > windowEndTime) { | |
87 | // The time range is bigger than the selected time window and | |
88 | // crosses it | |
89 | return true; | |
90 | } | |
91 | ||
92 | return false; | |
93 | } | |
94 | ||
95 | /** | |
96 | * @param traceSt | |
97 | * @param startTime | |
98 | * @param endTime | |
99 | * @param localProcess | |
100 | * @param params | |
101 | * @param stateMode | |
102 | * @return | |
103 | */ | |
41dc35d0 FC |
104 | protected boolean makeDraw(LttngTraceState traceSt, long startTime, |
105 | long endTime, TimeRangeEventProcess localProcess, | |
6e512b93 ASL |
106 | ParamsUpdater params, String stateMode) { |
107 | ||
108 | // Determine start and end times to establish duration | |
41dc35d0 FC |
109 | Long stime = startTime; |
110 | Long etime = endTime; | |
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111 | |
112 | if (etime < stime) { | |
113 | // Validate the sequential order of events | |
114 | params.incrementEventsDiscardedWrongOrder(); | |
115 | return false; | |
116 | } | |
117 | ||
8827c197 FC |
118 | // Store the next good time to start drawing the next event |
119 | // this is done this early to display an accurate start time of the | |
120 | // first event | |
121 | // within the display window | |
122 | // ****** moved at the end since it produces gaps among the coloured rectangles | |
123 | // localProcess.setNext_good_time(etime); | |
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124 | if (!withinViewRange(stime, etime)) { |
125 | // No use to process the event since it's outside | |
126 | // the visible time range of the window | |
127 | params.incrementEventsDiscarded(); | |
128 | return false; | |
129 | } | |
130 | ||
131 | // Determine if the time range event will fit it the current | |
132 | // pixel map | |
133 | double duration = etime - stime; | |
134 | double k = getPixelsPerNs(traceSt, params); | |
135 | double pixels = duration * k; | |
136 | ||
137 | // Visibility check | |
138 | // Display a "more information" indication by allowing non visible event | |
139 | // as long as its previous event is visible. | |
140 | boolean visible = true; | |
141 | if (pixels < 1) { | |
142 | boolean prevEventVisibility = true; | |
143 | // Get the visibility indication on previous event for | |
144 | // this process | |
145 | Vector<TimeRangeComponent> inMemEvents = localProcess | |
146 | .getTraceEvents(); | |
147 | if (inMemEvents.size() != 0) { | |
148 | TimeRangeComponent prevEvent = inMemEvents.get(inMemEvents | |
149 | .size() - 1); | |
150 | prevEventVisibility = prevEvent.isVisible(); | |
151 | ||
152 | // if previous event visibility is false and the time span | |
153 | // between events less than two pixels, there is no need to | |
154 | // load it in memory i.e. not visible and a more indicator is | |
155 | // within two pixels. | |
156 | // return i.e. event discarded to free up memory | |
157 | Long eventSpan = stime - prevEvent.getStartTime(); | |
158 | if (prevEventVisibility == false | |
159 | && ((double) eventSpan * k) < 2) { | |
160 | ||
161 | // discard the item | |
162 | params.incrementEventsDiscarded(); | |
163 | return false; | |
164 | ||
165 | } | |
166 | } | |
167 | ||
168 | // if previous event is visible, set this one to not | |
169 | // visible and continue | |
170 | visible = false; | |
171 | } | |
172 | ||
173 | // Create the time-range event | |
174 | TimeRangeEvent time_window = new TimeRangeEvent(stime, etime, | |
175 | localProcess, Type.PROCESS_MODE, stateMode); | |
176 | ||
177 | time_window.setVisible(visible); | |
178 | localProcess.getTraceEvents().add(time_window); | |
41dc35d0 | 179 | localProcess.setNext_good_time(etime); |
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180 | |
181 | return false; | |
182 | } | |
183 | ||
184 | /** | |
185 | * @param traceSt | |
186 | * @param evTime | |
187 | * @param process | |
188 | * @param localProcess | |
189 | * @param params | |
190 | * @return | |
191 | */ | |
41dc35d0 | 192 | protected boolean makeDraw(LttngTraceState traceSt, long evTime, |
6e512b93 ASL |
193 | LttngProcessState process, TimeRangeEventProcess localProcess, |
194 | ParamsUpdater params) { | |
195 | ||
41dc35d0 FC |
196 | // TmfTimestamp stime = process.getState().getChange_LttTime(); |
197 | long stime = localProcess.getNext_good_time(); | |
6e512b93 ASL |
198 | |
199 | String stateMode; | |
200 | ProcessStatus procStatus = process.getState().getProc_status(); | |
201 | // Use Execution mode if process state is RUN otherwise use the actual | |
202 | // process state, | |
203 | // this selection will determine the actual color selected for the event | |
204 | if (procStatus == ProcessStatus.LTTV_STATE_RUN) { | |
205 | stateMode = process.getState().getExec_mode().getInName(); | |
206 | } else { | |
207 | stateMode = procStatus.getInName(); | |
208 | } | |
209 | ||
210 | return makeDraw(traceSt, stime, evTime, localProcess, params, stateMode); | |
211 | ||
212 | } | |
213 | ||
214 | } |