Checkstyle

src/edu/kit/informatik/model/Coach.java

@@ -49,11 +49,11 @@ public class Coach extends RollingStock {
     /**
      * The type of this coach (passenger, freight or special). TODO: consider using three classes
      */
-    private CoachType type;
+    private final CoachType type;
     /**
      * The unique identifier of this coach.
      */
-    private int identifier;
+    private final int identifier;
 
     /**
      * Construct a new coach.

src/edu/kit/informatik/model/ModelRailwaySimulation.java

@@ -346,7 +346,7 @@ public class ModelRailwaySimulation {
      */
     public void printTrains() {
         if (trains.isEmpty()) {
-            Terminal.printLine("No train exists"); // TODO not in fucking spec
+            Terminal.printLine("No train exists");
             return;
         }
         trains.values().forEach(Terminal::printLine);

src/edu/kit/informatik/model/Track.java

@@ -11,7 +11,13 @@ import java.util.Objects;
  * @version 1.0
  */
 public final class Track extends Rail {
+    /**
+     * Where this track starts.
+     */
     private final Vector2D start;
+    /**
+     * Where this track ends.
+     */
     private final Vector2D end;
 
     /**

src/edu/kit/informatik/model/Train.java

@@ -253,7 +253,7 @@ public final class Train {
     }
 
     /**
-     * @return a set of the rails this train occupies
+     * @return a set of the rails this train occupies currently
      */
     public Set<Rail> getOccupiedRails() {
         // make sure caller can not modify internal state

src/edu/kit/informatik/model/TrainSet.java

@@ -26,11 +26,11 @@ public class TrainSet extends RollingStock {
     /**
      * Series (class) of this train set.
      */
-    private String series;
+    private final String series;
     /**
      * Name of this train set. TODO: create NamedRollingStock class
      */
-    private String name;
+    private final String name;
 
     /**
      * Construct a new train set.

src/edu/kit/informatik/ui/command/AddTrack.java

@@ -15,11 +15,11 @@ public class AddTrack extends Command {
     /**
      * Start position of the new track.
      */
-    private Vector2D start;
+    private final Vector2D start;
     /**
      * End position of the new track.
      */
-    private Vector2D end;
+    private final Vector2D end;
 
     /**
      * Construct a new 'add track' command.

src/edu/kit/informatik/ui/command/CommandFactory.java

@@ -14,7 +14,7 @@ import java.util.regex.Pattern;
  * @author Arne Keller
  * @version 1.0
  */
-public class CommandFactory {
+public final class CommandFactory {
     private static final String ADD_TRACK = "add track";
     private static final Pattern ADD_TRACK_ARGUMENTS
         = Pattern.compile(" \\(([+-]?\\d+,[+-]?\\d+)\\) -> \\(([+-]?\\d+,[+-]?\\d+)\\)");

src/edu/kit/informatik/ui/command/ShowTrain.java

@@ -9,6 +9,9 @@ import edu.kit.informatik.model.ModelRailwaySimulation;
  * @version 1.0
  */
 public class ShowTrain extends Command {
+    /**
+     * Identifier of the train to display.
+     */
     private final int id;
 
     /**

src/edu/kit/informatik/ui/command/Step.java

@@ -9,6 +9,9 @@ import edu.kit.informatik.model.ModelRailwaySimulation;
  * @version 1.0
  */
 public class Step extends Command {
+    /**
+     * Amount of steps to perform (= speed).
+     */
     private final short speed;
 
     /**