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

   1 /*******************************************************************************
   2  * Copyright (c) 2015, 2016 EfficiOS Inc., Alexandre Montplaisir
   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.LamiTimeRange;
  19 import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimestampFormat;
  20
  21 /**
  22  * Aspect for beginning timestamp of a timerange
  23  *
  24  * @author Alexandre Montplaisir
  25  */
  26 public class LamiTimeRangeBeginAspect extends LamiTableEntryAspect {
  27
  28     private final int fColIndex;
  29
  30     /**
  31      * Constructor
  32      *
  33      * @param timeRangeName
  34      *            Name of the time range
  35      * @param colIndex
  36      *            Column index
  37      */
  38     public LamiTimeRangeBeginAspect(String timeRangeName, int colIndex) {
  39         super(timeRangeName + " (" + Messages.LamiAspect_TimeRangeBegin + ')', null); //$NON-NLS-1$
  40         fColIndex = colIndex;
  41     }
  42
  43     @Override
  44     public boolean isContinuous() {
  45         return true;
  46     }
  47
  48     @Override
  49     public boolean isTimeStamp() {
  50         return true;
  51     }
  52
  53     @Override
  54     public @Nullable String resolveString(LamiTableEntry entry) {
  55         LamiData data = entry.getValue(fColIndex);
  56         if (data instanceof LamiTimeRange) {
  57             LamiTimeRange range = (LamiTimeRange) data;
  58             return TmfTimestampFormat.getDefaulTimeFormat().format(range.getStart());
  59         }
  60         /* Could be null, unknown, etc. */
  61         return data.toString();
  62     }
  63
  64
  65
  66     @Override
  67     public @Nullable Double resolveDouble(@NonNull LamiTableEntry entry) {
  68         LamiData data = entry.getValue(fColIndex);
  69         if (data instanceof LamiTimeRange) {
  70             LamiTimeRange range = (LamiTimeRange) data;
  71             return Double.valueOf(range.getStart());
  72         }
  73         return null;
  74     }
  75
  76     @Override
  77     public Comparator<LamiTableEntry> getComparator() {
  78         return (o1, o2) -> {
  79             Double dO1 = resolveDouble(o1);
  80             Double dO2 = resolveDouble(o2);
  81             if (dO1 == null || dO2 == null) {
  82                 return 0;
  83             }
  84
  85             return dO1.compareTo(dO2);
  86         };
  87     }
  88
  89 }