tmf/org.eclipse.tracecompass.tmf.analysis.xml.ui/src/org/eclipse/tracecompass/internal/tmf/analysis/xml/ui/views/latency/PatternStatisticsViewer.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 Ericsson
   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 package org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.views.latency;
  10
  11 import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull;
  12
  13 import java.util.List;
  14 import java.util.Map;
  15 import java.util.Map.Entry;
  16
  17 import org.eclipse.jdt.annotation.NonNull;
  18 import org.eclipse.jdt.annotation.Nullable;
  19 import org.eclipse.swt.widgets.Composite;
  20 import org.eclipse.tracecompass.analysis.timing.core.segmentstore.statistics.SegmentStoreStatistics;
  21 import org.eclipse.tracecompass.analysis.timing.ui.views.segmentstore.statistics.AbstractSegmentStoreStatisticsViewer;
  22 import org.eclipse.tracecompass.internal.tmf.analysis.xml.core.pattern.stateprovider.XmlPatternLatencyStatisticsAnalysis;
  23 import org.eclipse.tracecompass.tmf.core.analysis.TmfAbstractAnalysisModule;
  24 import org.eclipse.tracecompass.tmf.ui.viewers.tree.ITmfTreeViewerEntry;
  25 import org.eclipse.tracecompass.tmf.ui.viewers.tree.TmfTreeViewerEntry;
  26
  27 /**
  28  * A tree viewer implementation for displaying pattern latency statistics
  29  *
  30  * @author Jean-Christian Kouame
  31  */
  32 public class PatternStatisticsViewer extends AbstractSegmentStoreStatisticsViewer {
  33
  34     private String fAnalysisId;
  35
  36     private static final @NonNull String PATTERN_SEGMENTS_LEVEL = "Pattern Segments"; //$NON-NLS-1$
  37
  38     /**
  39      * Constructor
  40      *
  41      * @param parent
  42      *            The parent composite
  43      */
  44     public PatternStatisticsViewer(@NonNull Composite parent) {
  45         super(parent);
  46     }
  47
  48     @Override
  49     protected @Nullable TmfAbstractAnalysisModule createStatisticsAnalysiModule() {
  50         return new XmlPatternLatencyStatisticsAnalysis(fAnalysisId);
  51     }
  52
  53     @Override
  54     protected ITmfTreeViewerEntry updateElements(long start, long end, boolean isSelection) {
  55         if (isSelection || (start == end)) {
  56             return null;
  57         }
  58
  59         TmfAbstractAnalysisModule analysisModule = getStatisticsAnalysisModule();
  60
  61         if (getTrace() == null || !(analysisModule instanceof XmlPatternLatencyStatisticsAnalysis)) {
  62             return null;
  63         }
  64
  65         XmlPatternLatencyStatisticsAnalysis module = (XmlPatternLatencyStatisticsAnalysis) analysisModule;
  66
  67         module.waitForCompletion();
  68
  69         TmfTreeViewerEntry root = new TmfTreeViewerEntry(""); //$NON-NLS-1$
  70         final SegmentStoreStatistics entry = module.getTotalStats();
  71         if (entry != null) {
  72
  73             List<ITmfTreeViewerEntry> entryList = root.getChildren();
  74
  75             TmfTreeViewerEntry child = new SegmentStoreStatisticsEntry(checkNotNull("Total"), entry); //$NON-NLS-1$
  76             entryList.add(child);
  77             HiddenTreeViewerEntry segments = new HiddenTreeViewerEntry(PATTERN_SEGMENTS_LEVEL);
  78             child.addChild(segments);
  79
  80             final Map<@NonNull String, @NonNull SegmentStoreStatistics> perTypeStats = module.getPerSegmentTypeStats();
  81             if (perTypeStats != null) {
  82                 for (Entry<@NonNull String, @NonNull SegmentStoreStatistics> statsEntry : perTypeStats.entrySet()) {
  83                     segments.addChild(new SegmentStoreStatisticsEntry(statsEntry.getKey(), statsEntry.getValue()));
  84                 }
  85             }
  86         }
  87         return root;
  88     }
  89
  90     /**
  91      * Set the analysis ID and update the view
  92      *
  93      * @param analysisId
  94      *            The analysis ID
  95      */
  96     public void updateViewer(String analysisId) {
  97         if (analysisId != null) {
  98             fAnalysisId = analysisId;
  99             initializeDataSource();
 100         }
 101     }
 102
 103 }