org.eclipse.linuxtools.lttng.ui/src/org/eclipse/linuxtools/lttng/ui/model/trange/TimeRangeResourceFactory.java

   1 /*******************************************************************************
   2  * Copyright (c) 2009 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  *   Alvaro Sanchez-Leon (alvsan09@gmail.com) - Initial API and implementation
  11  *******************************************************************************/
  12 package org.eclipse.linuxtools.lttng.ui.model.trange;
  13
  14 import org.eclipse.linuxtools.lttng.state.StateStrings;
  15 import org.eclipse.linuxtools.lttng.state.model.LttngIRQState;
  16 import org.eclipse.linuxtools.lttng.state.model.LttngTraceState;
  17 import org.eclipse.linuxtools.lttng.ui.model.trange.TimeRangeEventResource.ResourceTypes;
  18
  19 /**
  20  * Creates Resources with custom implementation to obtain its corresponding
  21  * state mode
  22  * <p>
  23  * The state mode resolution is needed at the end of a data request, as well as
  24  * in the before and after handlers
  25  * </p>
  26  *
  27  * @author alvaro
  28  *
  29  */
  30 public class TimeRangeResourceFactory {
  31         // ========================================================================
  32         // Data
  33         // =======================================================================
  34         private static TimeRangeResourceFactory instance = null;
  35
  36         // ========================================================================
  37         // Create instance
  38         // =======================================================================
  39         /**
  40          * Factory singleton
  41          *
  42          * @return
  43          */
  44         public static TimeRangeResourceFactory getInstance() {
  45                 if (instance == null) {
  46                         instance = new TimeRangeResourceFactory();
  47                 }
  48                 return instance;
  49         }
  50
  51         // ========================================================================
  52         // Public methods
  53         // =======================================================================
  54         public TimeRangeEventResource createResource(int newId, long newStartTime,
  55                         long newStopTime, String newName, String newGroupName,
  56                         String newClassName, ResourceTypes type, Long newResourceId,
  57                         long insertionTime) {
  58
  59                 TimeRangeEventResource resource = null;
  60                 switch (type) {
  61                 case CPU:
  62                         resource = createCpuResource(newId, newStartTime, newStopTime,
  63                                         newName, newGroupName, newClassName, type, newResourceId,
  64                                         insertionTime);
  65                         break;
  66                 case IRQ:
  67                         resource = createIrqResource(newId, newStartTime, newStopTime,
  68                                         newName, newGroupName, newClassName, type, newResourceId,
  69                                         insertionTime);
  70                         break;
  71                 case SOFT_IRQ:
  72                         resource = createSoftIrqResource(newId, newStartTime, newStopTime,
  73                                         newName, newGroupName, newClassName, type, newResourceId,
  74                                         insertionTime);
  75                         break;
  76                 case TRAP:
  77                         resource = createTrapResource(newId, newStartTime, newStopTime,
  78                                         newName, newGroupName, newClassName, type, newResourceId,
  79                                         insertionTime);
  80                         break;
  81                 case BDEV:
  82                         resource = createBdevResource(newId, newStartTime, newStopTime,
  83                                         newName, newGroupName, newClassName, type, newResourceId,
  84                                         insertionTime);
  85                         break;
  86                 default:
  87                         break;
  88                 }
  89
  90                 return resource;
  91         }
  92
  93         // ========================================================================
  94         // Private methods
  95         // =======================================================================
  96         private TimeRangeEventResource createIrqResource(int newId,
  97                         long newStartTime, long newStopTime, String newName,
  98                         String newGroupName, String newClassName, ResourceTypes newType,
  99                         Long newResourceId, long insertionTime) {
 100
 101                 TimeRangeEventResource resource = new TimeRangeEventResource(newId,
 102                                 newStartTime, newStopTime, newName, newGroupName, newClassName,
 103                                 newType, newResourceId, insertionTime) {
 104
 105                         @Override
 106                         public String getStateMode(LttngTraceState traceSt) {
 107                                 LttngIRQState irqState = traceSt.getIrq_states().get(
 108                                                 getResourceId());
 109                                 String statemode = "";
 110                                 if (irqState != null) {
 111                                         statemode = irqState.peekFromIrqStack().getInName();
 112                                 }
 113
 114                                 return statemode;
 115                         }
 116                 };
 117
 118                 return resource;
 119         }
 120
 121         private TimeRangeEventResource createTrapResource(int newId,
 122                         long newStartTime, long newStopTime, String newName,
 123                         String newGroupName, String newClassName, ResourceTypes newType,
 124                         Long newResourceId, long insertionTime) {
 125
 126                 TimeRangeEventResource resource = new TimeRangeEventResource(newId,
 127                                 newStartTime, newStopTime, newName, newGroupName, newClassName,
 128                                 newType, newResourceId, insertionTime) {
 129
 130                         @Override
 131                         public String getStateMode(LttngTraceState traceSt) {
 132                                 // Determine the trap state.
 133                                 long trapState = traceSt.getTrap_states().get(getResourceId())
 134                                                 .getRunning().longValue();
 135                                 String trapStateMode = "";
 136                                 if (trapState == 0) {
 137                                         trapStateMode = StateStrings.TrapMode.LTTV_TRAP_IDLE
 138                                                         .getInName();
 139                                 } else {
 140                                         trapStateMode = StateStrings.TrapMode.LTTV_TRAP_BUSY
 141                                                         .getInName();
 142                                 }
 143
 144                                 return trapStateMode;
 145                         }
 146                 };
 147
 148                 return resource;
 149         }
 150
 151         private TimeRangeEventResource createSoftIrqResource(int newId,
 152                         long newStartTime, long newStopTime, String newName,
 153                         String newGroupName, String newClassName, ResourceTypes newType,
 154                         Long newResourceId, long insertionTime) {
 155
 156                 TimeRangeEventResource resource = new TimeRangeEventResource(newId,
 157                                 newStartTime, newStopTime, newName, newGroupName, newClassName,
 158                                 newType, newResourceId, insertionTime) {
 159
 160                         @Override
 161                         public String getStateMode(LttngTraceState traceSt) {
 162                                 // Get the resource id.
 163                                 Long softIrqId = getResourceId();
 164                                 // Get the resource state mode
 165                                 long running = traceSt.getSoft_irq_states().get(softIrqId)
 166                                                 .getRunning().longValue();
 167                                 long pending = traceSt.getSoft_irq_states().get(softIrqId)
 168                                                 .getPending().longValue();
 169
 170                                 String softIrqStateMode;
 171                                 if (running > 0) {
 172                                         softIrqStateMode = StateStrings.SoftIRQMode.LTTV_SOFT_IRQ_BUSY
 173                                                         .getInName();
 174                                 } else if (pending > 0) {
 175                                         softIrqStateMode = StateStrings.SoftIRQMode.LTTV_SOFT_IRQ_PENDING
 176                                                         .getInName();
 177                                 } else {
 178                                         softIrqStateMode = StateStrings.SoftIRQMode.LTTV_SOFT_IRQ_IDLE
 179                                                         .getInName();
 180                                 }
 181
 182                                 return softIrqStateMode;
 183                         }
 184
 185                 };
 186
 187                 return resource;
 188         }
 189
 190         private TimeRangeEventResource createBdevResource(int newId,
 191                         long newStartTime, long newStopTime, String newName,
 192                         String newGroupName, String newClassName, ResourceTypes newType,
 193                         Long newResourceId, long insertionTime) {
 194
 195                 TimeRangeEventResource resource = new TimeRangeEventResource(newId,
 196                                 newStartTime, newStopTime, newName, newGroupName, newClassName,
 197                                 newType, newResourceId, insertionTime) {
 198
 199                         @Override
 200                         public String getStateMode(LttngTraceState traceSt) {
 201                                 // Get the resource state mode
 202                                 String bdevStateMode = traceSt.getBdev_states().get(
 203                                                 getResourceId()).peekFromBdevStack().getInName();
 204
 205                                 return bdevStateMode;
 206                         }
 207
 208                 };
 209
 210                 return resource;
 211         }
 212
 213         private TimeRangeEventResource createCpuResource(int newId,
 214                         long newStartTime, long newStopTime, String newName,
 215                         String newGroupName, String newClassName, ResourceTypes newType,
 216                         Long newResourceId, long insertionTime) {
 217
 218                 TimeRangeEventResource resource = new TimeRangeEventResource(newId,
 219                                 newStartTime, newStopTime, newName, newGroupName, newClassName,
 220                                 newType, newResourceId, insertionTime) {
 221
 222                         @Override
 223                         public String getStateMode(LttngTraceState traceSt) {
 224                                 // Get the resource state mode
 225                                 String cpuStateMode = traceSt.getCpu_states().get(
 226                                                 getResourceId())
 227                                                 .peekFromCpuStack().getInName();
 228
 229                                 return cpuStateMode;
 230                         }
 231
 232                 };
 233
 234                 return resource;
 235         }
 236 }