Adds the ability to get only the comeptitors registered in the Racelog

java/com.sap.sailing.domain/src/com/sap/sailing/domain/base/RaceColumn.java

@@ -262,4 +262,19 @@ public interface RaceColumn extends Named {
      * Same as {@link #getAllCompetitors()}, but restricted to the single race identified by the <code>fleet</code> parameter.
      */
     Iterable<Mark> getAllMarks(Fleet fleet);
+
+    /**
+     * Returns the competitor set registered in the race column's race log associated to the passed fleet. 
+     * If competitor registration in RaceLog is disabled or in case of a MetaLeaderboardColumn an empty set is returned.
+     * @param fleet
+     * @return competitors in RaceLog if registration enabled or empty set in case this column belongs to a {@link MetaLeaderboard}
+     */
+    Iterable<Competitor> getCompetitorsRegisteredInRacelog(Fleet fleet);
+
+    /**
+     * Checks whether competitor registration on RaceLog is enabled.
+     * @param fleet
+     * @return boolean if competitor registration on the RaceLog is enabled, false in case this column belongs to a {@link MetaLeaderboard} 
+     */
+    boolean isCompetitorRegistrationInRacelogEnabled(Fleet fleet);
 }

java/com.sap.sailing.domain/src/com/sap/sailing/domain/base/impl/SimpleAbstractRaceColumn.java

@@ -1,5 +1,10 @@
 package com.sap.sailing.domain.base.impl;
 
+import java.util.Collections;
+
+import com.sap.sailing.domain.abstractlog.race.RaceLog;
+import com.sap.sailing.domain.abstractlog.race.analyzing.impl.RaceLogRegisteredCompetitorsAnalyzer;
+import com.sap.sailing.domain.abstractlog.race.tracking.analyzing.impl.RaceLogUsesOwnCompetitorsAnalyzer;
 import com.sap.sailing.domain.base.Competitor;
 import com.sap.sailing.domain.base.Fleet;
 import com.sap.sailing.domain.base.RaceColumn;
@@ -114,5 +119,28 @@ public abstract class SimpleAbstractRaceColumn implements RaceColumn {
     public boolean hasSplitFleets() {
         return Util.size(getFleets()) > 1;
     }
+    
+    @Override
+    public Iterable<Competitor> getCompetitorsRegisteredInRacelog(final Fleet fleet) {
+        RaceLog raceLog = getRaceLog(fleet);
 
+        if (raceLog == null){
+            return Collections.emptySet();
+        } else {
+            RaceLogRegisteredCompetitorsAnalyzer analyzer = new RaceLogRegisteredCompetitorsAnalyzer(raceLog);
+            return analyzer.analyze();
+        }
+    }
+    
+    @Override
+    public boolean isCompetitorRegistrationInRacelogEnabled(final Fleet fleet) {
+        RaceLog raceLog = getRaceLog(fleet);
+
+        if (raceLog == null){
+            return false;
+        } else {
+            RaceLogUsesOwnCompetitorsAnalyzer analyzer = new RaceLogUsesOwnCompetitorsAnalyzer(raceLog);
+            return analyzer.analyze();
+        }
+    }
 }