org.eclipse.linuxtools.lttng2.kernel.ui/src/org/eclipse/linuxtools/internal/lttng2/kernel/ui/views/controlflow/ControlFlowPresentationProvider.java

   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.HashMap;
  16 import java.util.Map;
  17
  18 import org.eclipse.linuxtools.internal.lttng2.kernel.ui.Messages;
  19 import org.eclipse.linuxtools.lttng2.kernel.core.trace.Attributes;
  20 import org.eclipse.linuxtools.tmf.core.exceptions.AttributeNotFoundException;
  21 import org.eclipse.linuxtools.tmf.core.exceptions.TimeRangeException;
  22 import org.eclipse.linuxtools.tmf.core.interval.ITmfStateInterval;
  23 import org.eclipse.linuxtools.tmf.core.statesystem.IStateSystemQuerier;
  24 import org.eclipse.linuxtools.tmf.core.statevalue.ITmfStateValue;
  25 import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.StateItem;
  26 import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.TimeGraphPresentationProvider;
  27 import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent;
  28 import org.eclipse.swt.graphics.RGB;
  29
  30 public class ControlFlowPresentationProvider extends TimeGraphPresentationProvider {
  31
  32     private enum State {
  33         UNKNOWN     (new RGB(100, 100, 100)),
  34         WAIT        (new RGB(200, 200, 0)),
  35         USERMODE    (new RGB(0, 200, 0)),
  36         SYSCALL     (new RGB(0, 0, 200)),
  37         INTERRUPTED (new RGB(200, 100, 100));
  38
  39         public final RGB rgb;
  40
  41         private State (RGB rgb) {
  42             this.rgb = rgb;
  43         }
  44     }
  45
  46     @Override
  47     public String getStateTypeName() {
  48         return Messages.ControlFlowView_stateTypeName;
  49     }
  50
  51     @Override
  52     public StateItem[] getStateTable() {
  53         StateItem[] stateTable = new StateItem[State.values().length];
  54         for (int i = 0; i < stateTable.length; i++) {
  55             State state = State.values()[i];
  56             stateTable[i] = new StateItem(state.rgb, state.toString());
  57         }
  58         return stateTable;
  59     }
  60
  61     @Override
  62     public int getStateTableIndex(ITimeEvent event) {
  63         if (event instanceof ControlFlowEvent) {
  64             int status = ((ControlFlowEvent) event).getStatus();
  65             if (status == Attributes.STATUS_WAIT) {
  66                 return State.WAIT.ordinal();
  67             } else if (status == Attributes.STATUS_RUN_USERMODE) {
  68                 return State.USERMODE.ordinal();
  69             } else if (status == Attributes.STATUS_RUN_SYSCALL) {
  70                 return State.SYSCALL.ordinal();
  71             } else if (status == Attributes.STATUS_INTERRUPTED) {
  72                 return State.INTERRUPTED.ordinal();
  73             }
  74         }
  75         return State.UNKNOWN.ordinal();
  76     }
  77
  78     @Override
  79     public String getEventName(ITimeEvent event) {
  80         if (event instanceof ControlFlowEvent) {
  81             int status = ((ControlFlowEvent) event).getStatus();
  82             if (status == Attributes.STATUS_WAIT) {
  83                 return State.WAIT.toString();
  84             } else if (status == Attributes.STATUS_RUN_USERMODE) {
  85                 return State.USERMODE.toString();
  86             } else if (status == Attributes.STATUS_RUN_SYSCALL) {
  87                 return State.SYSCALL.toString();
  88             } else if (status == Attributes.STATUS_INTERRUPTED) {
  89                 return State.INTERRUPTED.toString();
  90             }
  91         }
  92         return State.UNKNOWN.toString();
  93     }
  94
  95     @Override
  96     public Map<String, String> getEventHoverToolTipInfo(ITimeEvent event) {
  97         Map<String, String> retMap = new HashMap<String, String>();
  98         if (event instanceof ControlFlowEvent) {
  99             int status = ((ControlFlowEvent) event).getStatus();
 100             if (status == Attributes.STATUS_RUN_SYSCALL) {
 101                 ControlFlowEntry entry = (ControlFlowEntry) event.getEntry();
 102                 IStateSystemQuerier ssq = entry.getTrace().getStateSystem();
 103                 try {
 104                     int syscallQuark = ssq.getQuarkRelative(entry.getThreadQuark(), Attributes.SYSTEM_CALL);
 105                     ITmfStateInterval value = ssq.querySingleState(event.getTime(), syscallQuark);
 106                     if (!value.getStateValue().isNull()) {
 107                         ITmfStateValue state = value.getStateValue();
 108                         retMap.put(Messages.ControlFlowView_attributeSyscallName, state.toString());
 109                     }
 110
 111                 } catch (AttributeNotFoundException e) {
 112                     e.printStackTrace();
 113                 } catch (TimeRangeException e) {
 114                     e.printStackTrace();
 115                 }
 116             }
 117         }
 118
 119         return retMap;
 120     }
 121
 122 }