org.eclipse.linuxtools.lttng2.kernel.ui/src/org/eclipse/linuxtools/internal/lttng2/kernel/ui/views/controlflow/ControlFlowEntry.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.Iterator;
  16 import java.util.LinkedList;
  17 import java.util.List;
  18
  19 import org.eclipse.linuxtools.lttng2.kernel.core.trace.CtfKernelTrace;
  20 import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent;
  21 import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeGraphEntry;
  22
  23 public class ControlFlowEntry implements ITimeGraphEntry, Comparable<ControlFlowEntry> {
  24     private CtfKernelTrace fTrace;
  25     private ITimeGraphEntry parent = null;
  26     private ITimeGraphEntry[] children = null;
  27     private String fName;
  28     private int fThreadId;
  29     private int fPpid;
  30     private long fStartTime = -1;
  31     private long fEndTime = -1;
  32     List<ITimeEvent> list = new LinkedList<ITimeEvent>();
  33
  34     public ControlFlowEntry(CtfKernelTrace trace, String execName, int threadId, int ppid, long startTime, long endTime) {
  35         fTrace = trace;
  36         fName = execName;
  37         fThreadId = threadId;
  38         fPpid = ppid;
  39         fStartTime = startTime;
  40         fEndTime = endTime;
  41     }
  42
  43     @Override
  44     public ITimeGraphEntry getParent() {
  45         return parent;
  46     }
  47
  48     @Override
  49     public boolean hasChildren() {
  50         return children != null && children.length > 0;
  51     }
  52
  53     @Override
  54     public ITimeGraphEntry[] getChildren() {
  55         return children;
  56     }
  57
  58     @Override
  59     public String getName() {
  60         return fName;
  61     }
  62
  63     public int getThreadId() {
  64         return fThreadId;
  65     }
  66
  67     public int getPPID() {
  68         return fPpid;
  69     }
  70
  71     @Override
  72     public long getStartTime() {
  73         return fStartTime;
  74     }
  75
  76     @Override
  77     public long getStopTime() {
  78         return fEndTime;
  79     }
  80
  81     @Override
  82     public Iterator<ITimeEvent> getTimeEventsIterator() {
  83         return list.iterator();
  84     }
  85
  86     @Override
  87     public Iterator<ITimeEvent> getTimeEventsIterator(long startTime, long stopTime, long visibleDuration) {
  88         return getTimeEventsIterator();
  89     }
  90
  91     public void addTraceEvent(ITimeEvent event) {
  92         long time = event.getTime();
  93         list.add(event);
  94         if (fStartTime == -1 || time < fStartTime) {
  95             fStartTime = time;
  96         }
  97         if (fEndTime == -1 || time > fEndTime) {
  98             fEndTime = time;
  99         }
 100     }
 101
 102     @Override
 103     public int compareTo(ControlFlowEntry other) {
 104         int result = this.fThreadId < other.fThreadId ? -1 : this.fThreadId > other.fThreadId ? 1 : 0;
 105         if (result == 0) {
 106             result = this.fStartTime < other.fStartTime ? -1 : this.fStartTime > other.fStartTime ? 1 : 0;
 107         }
 108         return result;
 109     }
 110
 111 }