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

   1 /*******************************************************************************
   2  * Copyright (c) 2016 EfficiOS Inc., Michael Jeanson
   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.NonNull;
  15 import org.eclipse.jdt.annotation.Nullable;
  16 import org.eclipse.tracecompass.internal.provisional.analysis.lami.core.module.LamiTableEntry;
  17 import org.eclipse.tracecompass.internal.provisional.analysis.lami.core.types.LamiData;
  18 import org.eclipse.tracecompass.internal.provisional.analysis.lami.core.types.LamiDuration;
  19
  20 /**
  21  * Aspect for a time range duration
  22  *
  23  * @author Michael Jeanson
  24  */
  25 public class LamiDurationAspect extends LamiTableEntryAspect {
  26
  27     private final int fColIndex;
  28
  29     /**
  30      * Constructor
  31      *
  32      * @param colName
  33      *            Column name
  34      * @param colIndex
  35      *            Column index
  36      */
  37     public LamiDurationAspect(String colName, int colIndex) {
  38         super(colName, "ns"); //$NON-NLS-1$
  39         fColIndex = colIndex;
  40     }
  41
  42     @Override
  43     public boolean isContinuous() {
  44         return true;
  45     }
  46
  47     @Override
  48     public boolean isTimeStamp() {
  49         return false;
  50     }
  51
  52     @Override
  53     public boolean isTimeDuration() {
  54         return true;
  55     }
  56
  57     @Override
  58     public @Nullable String resolveString(LamiTableEntry entry) {
  59         LamiData data = entry.getValue(fColIndex);
  60         if (data instanceof LamiDuration) {
  61             LamiDuration duration = (LamiDuration) data;
  62             return String.valueOf(duration.getValue());
  63         }
  64         return data.toString();
  65     }
  66
  67     @Override
  68     public @Nullable Number resolveNumber(@NonNull LamiTableEntry entry) {
  69         LamiData data = entry.getValue(fColIndex);
  70         if (data instanceof LamiDuration) {
  71             LamiDuration range = (LamiDuration) data;
  72             return range.getValue();
  73         }
  74         return null;
  75     }
  76
  77     @Override
  78     public @NonNull Comparator<@NonNull LamiTableEntry> getComparator() {
  79         return (o1, o2) -> {
  80             Number d1 = resolveNumber(o1);
  81             Number d2 = resolveNumber(o2);
  82
  83             if (d1 == null && d2 == null) {
  84                 return 0;
  85             }
  86             if (d1 == null) {
  87                 return 1;
  88             }
  89
  90             if (d2 == null) {
  91                 return -1;
  92             }
  93
  94             return Long.compare(d1.longValue(), d2.longValue());
  95         };
  96     }
  97
  98 }