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.tmf.core.trace.ITmfTrace;
  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 ITmfTrace fTrace;
  40     private final Type fType;
  41     private final int fQuark;
  42
  43     /**
  44      * Constructor
  45      *
  46      * @param quark
  47      *            The attribute quark matching the entry
  48      * @param trace
  49      *            The trace on which we are working
  50      * @param name
  51      *            The exec_name of this entry
  52      * @param startTime
  53      *            The start time of this entry lifetime
  54      * @param endTime
  55      *            The end time of this entry
  56      * @param type
  57      *            The type of this entry
  58      * @param id
  59      *            The id of this entry
  60      */
  61     public ResourcesEntry(int quark, ITmfTrace trace, String name, long startTime, long endTime, Type type, int id) {
  62         super(name, startTime, endTime);
  63         fId = id;
  64         fTrace = trace;
  65         fType = type;
  66         fQuark = quark;
  67     }
  68
  69     /**
  70      * Constructor
  71      *
  72      * @param trace
  73      *            The trace on which we are working
  74      * @param name
  75      *            The exec_name of this entry
  76      * @param startTime
  77      *            The start time of this entry lifetime
  78      * @param endTime
  79      *            The end time of this entry
  80      * @param id
  81      *            The id of this entry
  82      */
  83     public ResourcesEntry(ITmfTrace trace, String name, long startTime, long endTime, int id) {
  84         this(-1, trace, name, startTime, endTime, Type.NULL, id);
  85     }
  86
  87     /**
  88      * Constructor
  89      *
  90      * @param quark
  91      *            The attribute quark matching the entry
  92      * @param trace
  93      *            The trace on which we are working
  94      * @param startTime
  95      *            The start time of this entry lifetime
  96      * @param endTime
  97      *            The end time of this entry
  98      * @param type
  99      *            The type of this entry
 100      * @param id
 101      *            The id of this entry
 102      */
 103     public ResourcesEntry(int quark, ITmfTrace trace, long startTime, long endTime, Type type, int id) {
 104         this(quark, trace, type.toString() + " " + id, startTime, endTime, type, id); //$NON-NLS-1$
 105     }
 106
 107     /**
 108      * Get the entry's id
 109      *
 110      * @return the entry's id
 111      */
 112     public int getId() {
 113         return fId;
 114     }
 115
 116     /**
 117      * Get the entry's trace
 118      *
 119      * @return the entry's trace
 120      */
 121     public ITmfTrace getTrace() {
 122         return fTrace;
 123     }
 124
 125     /**
 126      * Get the entry Type of this entry. Uses the inner Type enum.
 127      *
 128      * @return The entry type
 129      */
 130     public Type getType() {
 131         return fType;
 132     }
 133
 134     /**
 135      * Retrieve the attribute quark that's represented by this entry.
 136      *
 137      * @return The integer quark The attribute quark matching the entry
 138      */
 139     public int getQuark() {
 140         return fQuark;
 141     }
 142
 143     @Override
 144     public boolean hasTimeEvents() {
 145         if (fType == Type.NULL) {
 146             return false;
 147         }
 148         return true;
 149     }
 150
 151     /**
 152      * Add a child to this entry of type ResourcesEntry
 153      *
 154      * @param entry
 155      *            The entry to add
 156      */
 157     public void addChild(ResourcesEntry entry) {
 158         int index;
 159         for (index = 0; index < getChildren().size(); index++) {
 160             ResourcesEntry other = (ResourcesEntry) getChildren().get(index);
 161             if (entry.getType().compareTo(other.getType()) < 0) {
 162                 break;
 163             } else if (entry.getType().equals(other.getType())) {
 164                 if (entry.getId() < other.getId()) {
 165                     break;
 166                 }
 167             }
 168         }
 169
 170         entry.setParent(this);
 171         getChildren().add(index, entry);
 172     }
 173
 174 }