added all javadocs to class Track

src/main/java/ch/zhaw/pm2/racetrack/Track.java

@@ -123,10 +123,11 @@ public class Track implements TrackSpecification {
         }
 
     }
-    //TODO: THIS
 
     /**
-     * @throws InvalidTrackFormatException
+     *  Determines the finish line and saves it in a list, throws an Exception if none is found.
+     *
+     * @throws InvalidTrackFormatException thrown if no finish line is found
      */
     private void findFinish() throws InvalidTrackFormatException {
         for (int i = 0; i < track.size(); i++) {
@@ -271,10 +272,11 @@ public class Track implements TrackSpecification {
      * If the location is outside the track bounds, it is considered a wall.
      *
      * @param position The coordinates of the position to examine
-     * @return The type of track position at the given location
+     * @return The type of space at the desired position
      */
     @Override
     public Config.SpaceType getSpaceType(PositionVector position) {
+        //TODO: TO BE DELETED??
         //isPositionVectorOnTrack(position); Should be used but we are not allowed to change method head. We don't use function anyway
         char charAtPosition = track.get(position.getY()).charAt(position.getX());
         ConfigSpecification.SpaceType[] spaceTypes = ConfigSpecification.SpaceType.values();
@@ -284,7 +286,7 @@ public class Track implements TrackSpecification {
             }
         }
 
-        return ConfigSpecification.SpaceType.WALL;
+        return null;
     }
 
     /**