analysis/org.eclipse.tracecompass.analysis.lami.core/src/org/eclipse/tracecompass/internal/provisional/analysis/lami/core/aspect/LamiIRQNumberAspect.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 EfficiOS Inc., Philippe Proulx
   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
  10 package org.eclipse.tracecompass.internal.provisional.analysis.lami.core.aspect;
  11
  12 import java.util.Comparator;
  13
  14 import org.eclipse.jdt.annotation.Nullable;
  15 import org.eclipse.tracecompass.internal.provisional.analysis.lami.core.module.LamiTableEntry;
  16 import org.eclipse.tracecompass.internal.provisional.analysis.lami.core.types.LamiData;
  17 import org.eclipse.tracecompass.internal.provisional.analysis.lami.core.types.LamiIRQ;
  18
  19 /**
  20  * Aspect for the IRQ numbers.
  21  *
  22  * This resolves the IRQ number for a given table, so 0|timer would return 0.
  23  *
  24  * @author Philippe Proulx
  25  */
  26 public class LamiIRQNumberAspect extends LamiTableEntryAspect {
  27
  28     private final int fColIndex;
  29
  30     /**
  31      * Constructor
  32      *
  33      * @param colName
  34      *            Column name
  35      * @param colIndex
  36      *            Column index
  37      */
  38     public LamiIRQNumberAspect(String colName, int colIndex) {
  39         super(colName + " (#)", null); //$NON-NLS-1$
  40         fColIndex = colIndex;
  41     }
  42
  43     @Override
  44     public boolean isContinuous() {
  45         return false;
  46     }
  47
  48     @Override
  49     public boolean isTimeStamp() {
  50         return false;
  51     }
  52
  53     @Override
  54     public @Nullable String resolveString(LamiTableEntry entry) {
  55         LamiData data = entry.getValue(fColIndex);
  56         if (data instanceof LamiIRQ) {
  57             return String.valueOf(((LamiIRQ) data).getNumber());
  58         }
  59         /* Could be null, unknown, etc. */
  60         return data.toString();
  61     }
  62
  63     @Override
  64     public @Nullable Number resolveNumber(LamiTableEntry entry) {
  65         LamiData data = entry.getValue(fColIndex);
  66         if (data instanceof LamiIRQ) {
  67             return (((LamiIRQ) data).getNumber());
  68         }
  69
  70         return null;
  71     }
  72
  73     @Override
  74     public Comparator<LamiTableEntry> getComparator() {
  75         return (o1, o2) -> {
  76             Number d1 = resolveNumber(o1);
  77             Number d2 = resolveNumber(o2);
  78
  79             if (d1 == null && d2 == null) {
  80                 return 0;
  81             }
  82             if (d1 == null) {
  83                 return 1;
  84             }
  85
  86             if (d2 == null) {
  87                 return -1;
  88             }
  89
  90             return Integer.compare(d1.intValue(), d2.intValue());
  91         };
  92     }
  93
  94 }