org.eclipse.linuxtools.lttng2.kernel.ui/src/org/eclipse/linuxtools/internal/lttng2/kernel/ui/views/resources/ResourcesEntry.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012, 2013 Ericsson, École Polytechnique de Montréal
   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  *   Geneviève Bastien - Move code to provide base classes for time graph view
  12  *******************************************************************************/
  13
  14 package org.eclipse.linuxtools.internal.lttng2.kernel.ui.views.resources;
  15
  16 import org.eclipse.linuxtools.lttng2.kernel.core.trace.LttngKernelTrace;
  17 import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.TimeGraphEntry;
  18
  19 /**
  20  * An entry, or row, in the resource view
  21  *
  22  * @author Patrick Tasse
  23  */
  24 public class ResourcesEntry extends TimeGraphEntry {
  25
  26     /** Type of resource */
  27     public static enum Type {
  28         /** Null resources (filler rows, etc.) */
  29         NULL,
  30         /** Entries for CPUs */
  31         CPU,
  32         /** Entries for IRQs */
  33         IRQ,
  34         /** Entries for Soft IRQ */
  35         SOFT_IRQ
  36     }
  37
  38     private final int fId;
  39     private final Type fType;
  40     private final int fQuark;
  41
  42     /**
  43      * Constructor
  44      *
  45      * @param quark
  46      *            The attribute quark matching the entry
  47      * @param trace
  48      *            The trace on which we are working
  49      * @param name
  50      *            The exec_name of this entry
  51      * @param startTime
  52      *            The start time of this entry lifetime
  53      * @param endTime
  54      *            The end time of this entry
  55      * @param type
  56      *            The type of this entry
  57      * @param id
  58      *            The id of this entry
  59      */
  60     public ResourcesEntry(int quark, LttngKernelTrace trace, String name, long startTime, long endTime, Type type, int id) {
  61         super(quark, trace, name, startTime, endTime);
  62         fId = id;
  63         fType = type;
  64         fQuark = quark;
  65     }
  66
  67     /**
  68      * Constructor
  69      *
  70      * @param trace
  71      *            The trace on which we are working
  72      * @param name
  73      *            The exec_name of this entry
  74      * @param startTime
  75      *            The start time of this entry lifetime
  76      * @param endTime
  77      *            The end time of this entry
  78      * @param id
  79      *            The id of this entry
  80      */
  81     public ResourcesEntry(LttngKernelTrace trace, String name, long startTime, long endTime, int id) {
  82         this(-1, trace, name, startTime, endTime, Type.NULL, id);
  83     }
  84
  85     /**
  86      * Constructor
  87      *
  88      * @param quark
  89      *            The attribute quark matching the entry
  90      * @param trace
  91      *            The trace on which we are working
  92      * @param startTime
  93      *            The start time of this entry lifetime
  94      * @param endTime
  95      *            The end time of this entry
  96      * @param type
  97      *            The type of this entry
  98      * @param id
  99      *            The id of this entry
 100      */
 101     public ResourcesEntry(int quark, LttngKernelTrace trace, long startTime, long endTime, Type type, int id) {
 102         this(quark, trace, type.toString() + " " + id, startTime, endTime, type, id); //$NON-NLS-1$
 103     }
 104
 105     /**
 106      * Get the entry's id
 107      *
 108      * @return the entry's id
 109      */
 110     public int getId() {
 111         return fId;
 112     }
 113
 114     @Override
 115     public LttngKernelTrace getTrace() {
 116         return (LttngKernelTrace) super.getTrace();
 117     }
 118
 119     /**
 120      * Get the entry Type of this entry. Uses the inner Type enum.
 121      *
 122      * @return The entry type
 123      */
 124     public Type getType() {
 125         return fType;
 126     }
 127
 128     /**
 129      * Retrieve the attribute quark that's represented by this entry.
 130      *
 131      * @return The integer quark The attribute quark matching the entry
 132      */
 133     public int getQuark() {
 134         return fQuark;
 135     }
 136
 137     @Override
 138     public boolean hasTimeEvents() {
 139         if (fType == Type.NULL) {
 140             return false;
 141         }
 142         return true;
 143     }
 144
 145     /**
 146      * Add a child to this entry of type ResourcesEntry
 147      *
 148      * @param entry
 149      *            The entry to add
 150      */
 151     public void addChild(ResourcesEntry entry) {
 152         int index;
 153         for (index = 0; index < getChildren().size(); index++) {
 154             ResourcesEntry other = (ResourcesEntry) getChildren().get(index);
 155             if (entry.getType().compareTo(other.getType()) < 0) {
 156                 break;
 157             } else if (entry.getType().equals(other.getType())) {
 158                 if (entry.getId() < other.getId()) {
 159                     break;
 160                 }
 161             }
 162         }
 163
 164         entry.setParent(this);
 165         getChildren().add(index, entry);
 166     }
 167
 168 }