added start delay to Data Mining

java/com.sap.sailing.datamining/resources/stringmessages/Sailing_StringMessages.properties

@@ -87,6 +87,7 @@ AbsoluteRankPredictionErrorRhumbLineBasedAcrossFirstThreeQuarters=Error of avera
 WindSpeedInBeaufort=Wind Speed in Bft
 DistanceAtStart=Distance to Start at Start
 SpeedWhenStarting=Speed at Start
+StartDelay=Start Delay
 SpeedTenSecondsBeforeStart=Speed 10s Before Start
 RankAtFirstMark=Rank at First Mark
 NumberOfManeuvers=Number of Maneuvers

java/com.sap.sailing.datamining/resources/stringmessages/Sailing_StringMessages_de.properties

@@ -86,6 +86,7 @@ AbsoluteRankPredictionErrorRhumbLineBasedAcrossFirstThreeQuarters=Relative Abwei
 WindSpeedInBeaufort=Windgeschwindigkeit in Bft.
 DistanceAtStart=Distanz zur Startlinie zum Startzeitpunkt
 SpeedWhenStarting=Geschwindigkeit beim Überqueren der Startlinie
+StartDelay=Startverzug
 SpeedTenSecondsBeforeStart=Geschwindigkeit 10s vor dem Startzeitpunkt
 RankAtFirstMark=Position beim ersten Wegpunkt
 NumberOfManeuvers=Anzahl der Manöver

java/com.sap.sailing.datamining/src/com/sap/sailing/datamining/data/HasRaceOfCompetitorContext.java

@@ -87,6 +87,9 @@ public interface HasRaceOfCompetitorContext extends HasSomethingOfCompetitorCont
     @Connector(messageKey="SpeedWhenStarting", ordinal=3)
     Speed getSpeedWhenStarting();
     
+    @Statistic(messageKey="StartDelay", resultDecimals=1)
+    Duration getStartDelay();
+    
     @Connector(messageKey="SpeedTenSecondsBeforeStart", ordinal=4)
     Speed getSpeedTenSecondsBeforeStart();
     

java/com.sap.sailing.datamining/src/com/sap/sailing/datamining/impl/data/RaceOfCompetitorWithContext.java

@@ -3,6 +3,7 @@ package com.sap.sailing.datamining.impl.data;
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
+import java.util.NavigableSet;
 import java.util.Set;
 import java.util.SortedMap;
 import java.util.concurrent.TimeUnit;
@@ -232,6 +233,26 @@ public class RaceOfCompetitorWithContext implements HasRaceOfCompetitorContext {
         return getTrackedRace().getSpeedWhenCrossingStartLine(getCompetitor());
     }
     
+    @Override
+    public Duration getStartDelay() {
+        final NavigableSet<MarkPassing> competitorMarkPassings = getTrackedRace().getMarkPassings(competitor);
+        getTrackedRace().lockForRead(competitorMarkPassings);
+        try {
+            final Duration result;
+            final TimePoint startOfRace;
+            if (!competitorMarkPassings.isEmpty() && (startOfRace = getTrackedRace().getStartOfRace()) != null) {
+                final MarkPassing firstMarkPassing = competitorMarkPassings.iterator().next();
+                TimePoint competitorStartTime = firstMarkPassing.getTimePoint();
+                result = startOfRace.until(competitorStartTime);
+            } else {
+                result = null;
+            }
+            return result;
+        } finally {
+            getTrackedRace().unlockAfterRead(competitorMarkPassings);
+        }
+    }
+    
     @Override
     public Speed getSpeedTenSecondsBeforeStart() {
         return getTrackedRace().getSpeed(getCompetitor(), TimeUnit.SECONDS.toMillis(10));